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< title > USB_Host_Shield_2.0: Usb.cpp Source File< / title >
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< li class = "navelem" > < a class = "el" href = "dir_e5fbe6d2783ccd4c93c7856d92d7be6e.html" > GitHub< / a > < / li > < li class = "navelem" > < a class = "el" href = "dir_397a095372f04465e811d0ee219bbf8f.html" > USB_Host_Shield_2.0< / a > < / li > < / ul >
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< / div >
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< div class = "header" >
< div class = "headertitle" >
< div class = "title" > Usb.cpp< / div > < / div >
< / div > <!-- header -->
< div class = "contents" >
< a href = "_usb_8cpp.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > /* Copyright (C) 2011 Circuits At Home, LTD. All rights reserved.< / span > < / div >
< div class = "line" > < a name = "l00002" > < / a > < span class = "lineno" > 2< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00003" > < / a > < span class = "lineno" > 3< / span >   < span class = "comment" > This software may be distributed and modified under the terms of the GNU< / span > < / div >
< div class = "line" > < a name = "l00004" > < / a > < span class = "lineno" > 4< / span >   < span class = "comment" > General Public License version 2 (GPL2) as published by the Free Software< / span > < / div >
< div class = "line" > < a name = "l00005" > < / a > < span class = "lineno" > 5< / span >   < span class = "comment" > Foundation and appearing in the file GPL2.TXT included in the packaging of< / span > < / div >
< div class = "line" > < a name = "l00006" > < / a > < span class = "lineno" > 6< / span >   < span class = "comment" > this file. Please note that GPL2 Section 2[b] requires that all works based< / span > < / div >
< div class = "line" > < a name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < span class = "comment" > on this software must also be made publicly available under the terms of< / span > < / div >
< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < span class = "comment" > the GPL2 (" Copyleft" ).< / span > < / div >
< div class = "line" > < a name = "l00009" > < / a > < span class = "lineno" > 9< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00010" > < / a > < span class = "lineno" > 10< / span >   < span class = "comment" > Contact information< / span > < / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < span class = "comment" > -------------------< / span > < / div >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < span class = "comment" > Circuits At Home, LTD< / span > < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "comment" > Web : http://www.circuitsathome.com< / span > < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "comment" > e-mail : support@circuitsathome.com< / span > < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "comment" > */< / span > < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < span class = "comment" > /* USB functions */< / span > < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "avrpins_8h.html" > avrpins.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "max3421e_8h.html" > max3421e.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "usbhost_8h.html" > usbhost.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "_usb_8h.html" > Usb.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   < span class = "preprocessor" > #if defined(ARDUINO) & & ARDUINO > =100< / span > < / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < span class = "preprocessor" > < / span > < span class = "preprocessor" > #include " Arduino.h" < / span > < / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   < span class = "preprocessor" > #else< / span > < / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < span class = "preprocessor" > < / span > < span class = "preprocessor" > #include < WProgram.h> < / span > < / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   < span class = "preprocessor" > #endif< / span > < / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   < span class = "preprocessor" > < / span > < / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   < span class = "keyword" > static< / span > uint8_t usb_error = 0;< / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   < span class = "keyword" > static< / span > uint8_t usb_task_state;< / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   < / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   < span class = "comment" > /* constructor */< / span > < / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a8ff8cd03496bdcb0ca26f18878ad299d" > 34< / a > < / span >   < a class = "code" href = "class_u_s_b.html#a8ff8cd03496bdcb0ca26f18878ad299d" > USB::USB< / a > () : bmHubPre(0)< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   {< / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   usb_task_state = < a class = "code" href = "_usb_8h.html#a60a744d0f1386e4b28053a41bd6a958f" > USB_DETACHED_SUBSTATE_INITIALIZE< / a > ; < span class = "comment" > //set up state machine< / span > < / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   init(); < / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   }< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < span class = "comment" > /* Initialize data structures */< / span > < / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   < span class = "keywordtype" > void< / span > USB::init()< / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   {< / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   devConfigIndex = 0;< / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   bmHubPre = 0;< / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   }< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a1c1aad8269403bf488e3bc4c79886ce4" > 47< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#a1c1aad8269403bf488e3bc4c79886ce4" > USB::getUsbTaskState< / a > ( < span class = "keywordtype" > void< / span > )< / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   {< / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   < span class = "keywordflow" > return< / span > ( usb_task_state );< / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   }< / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a8ff697d334dc611720419374acd1e5fb" > 52< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "class_u_s_b.html#a8ff697d334dc611720419374acd1e5fb" > USB::setUsbTaskState< / a > ( uint8_t state )< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   {< / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   usb_task_state = state;< / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   } < / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   < / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a59ee57083ba492d87ff2947547848d58" > 57< / a > < / span >   < a class = "code" href = "struct_ep_info.html" > EpInfo< / a > * < a class = "code" href = "class_u_s_b.html#a59ee57083ba492d87ff2947547848d58" > USB::getEpInfoEntry< / a > ( uint8_t addr, uint8_t ep )< / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   {< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   < a class = "code" href = "struct_usb_device.html" > UsbDevice< / a > *p = addrPool.< a class = "code" href = "class_address_pool_impl.html#aa3e12dda249ef6acbb27592fc8fe1cba" > GetUsbDevicePtr< / a > (addr);< / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   < span class = "keywordflow" > if< / span > (!p || !p-> < a class = "code" href = "struct_usb_device.html#a410d39fb7758157f57794335e990ed02" > epinfo< / a > )< / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   < span class = "keywordflow" > return< / span > NULL;< / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < a class = "code" href = "struct_ep_info.html" > EpInfo< / a > *pep = p-> < a class = "code" href = "struct_usb_device.html#a410d39fb7758157f57794335e990ed02" > epinfo< / a > ;< / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   < / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   < span class = "keywordflow" > for< / span > (uint8_t i=0; i< p-> < a class = "code" href = "struct_usb_device.html#a828814f5231b866ac665a24ec5edaa3a" > epcount< / a > ; i++)< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   {< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   < span class = "keywordflow" > if< / span > ((pep)-> epAddr == ep)< / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < span class = "keywordflow" > return< / span > pep;< / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   < / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   pep ++;< / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   }< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   < span class = "keywordflow" > return< / span > NULL;< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   }< / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   < / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   < span class = "comment" > /* set device table entry */< / span > < / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < span class = "comment" > /* each device is different and has different number of endpoints. This function plugs endpoint record structure, defined in application, to devtable */< / span > < / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a6c3ba3f7e6dccb450267011ce783d7ea" > 78< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#a6c3ba3f7e6dccb450267011ce783d7ea" > USB::setEpInfoEntry< / a > ( uint8_t addr, uint8_t epcount, < a class = "code" href = "struct_ep_info.html" > EpInfo< / a > * eprecord_ptr )< / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   {< / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   < span class = "keywordflow" > if< / span > (!eprecord_ptr)< / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "_usb_8h.html#a52c379fe7e22f53d3e3d47d65735fa3b" > USB_ERROR_INVALID_ARGUMENT< / a > ;< / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   < / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   < a class = "code" href = "struct_usb_device.html" > UsbDevice< / a > *p = addrPool.< a class = "code" href = "class_address_pool_impl.html#aa3e12dda249ef6acbb27592fc8fe1cba" > GetUsbDevicePtr< / a > (addr);< / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   < / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   < span class = "keywordflow" > if< / span > (!p)< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "_usb_8h.html#afe2fedb4b0ccc89a688c0b4b59691ce0" > USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL< / a > ;< / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   < / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   p-> < a class = "code" href = "struct_usb_device.html#a855beb4cbe3e48b93298ea44d6cae86f" > address< / a > = addr;< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   p-> < a class = "code" href = "struct_usb_device.html#a410d39fb7758157f57794335e990ed02" > epinfo< / a > = eprecord_ptr;< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   p-> < a class = "code" href = "struct_usb_device.html#a828814f5231b866ac665a24ec5edaa3a" > epcount< / a > = epcount;< / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   < / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   }< / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   < / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   uint8_t USB::SetAddress(uint8_t addr, uint8_t ep, < a class = "code" href = "struct_ep_info.html" > EpInfo< / a > **ppep, uint16_t & nak_limit)< / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   {< / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   < a class = "code" href = "struct_usb_device.html" > UsbDevice< / a > *p = addrPool.< a class = "code" href = "class_address_pool_impl.html#aa3e12dda249ef6acbb27592fc8fe1cba" > GetUsbDevicePtr< / a > (addr);< / div >
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   < / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > 99< / span >   < span class = "keywordflow" > if< / span > (!p)< / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "_usb_8h.html#afe2fedb4b0ccc89a688c0b4b59691ce0" > USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL< / a > ;< / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   < / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   < span class = "keywordflow" > if< / span > (!p-> < a class = "code" href = "struct_usb_device.html#a410d39fb7758157f57794335e990ed02" > epinfo< / a > )< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "_usb_8h.html#af192c59cafe2192ad802b22e6dbc077d" > USB_ERROR_EPINFO_IS_NULL< / a > ;< / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   < / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   *ppep = < a class = "code" href = "class_u_s_b.html#a59ee57083ba492d87ff2947547848d58" > getEpInfoEntry< / a > (addr, ep);< / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   < / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   < span class = "keywordflow" > if< / span > (!*ppep)< / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "_usb_8h.html#ad55f0079a95df5e4a9bb22e88a7395f5" > USB_ERROR_EP_NOT_FOUND_IN_TBL< / a > ;< / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   < / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   nak_limit = (0x0001UL < < ( ( (*ppep)-> bmNakPower > < a class = "code" href = "address_8h.html#a517dfa014946e2d087d197312234a1de" > USB_NAK_MAX_POWER< / a > ) ? < a class = "code" href = "address_8h.html#a517dfa014946e2d087d197312234a1de" > USB_NAK_MAX_POWER< / a > : (*ppep)-> bmNakPower) );< / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   nak_limit--;< / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   < / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > 113< / span >   < span class = "comment" > /*< / span > < / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > 114< / span >   < span class = "comment" > USBTRACE2(" \r\nAddress: " , addr);< / span > < / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > 115< / span >   < span class = "comment" > USBTRACE2(" EP: " , ep);< / span > < / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   < span class = "comment" > USBTRACE2(" NAK Power: " ,(*ppep)-> bmNakPower);< / span > < / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   < span class = "comment" > USBTRACE2(" NAK Limit: " , nak_limit);< / span > < / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   < span class = "comment" > USBTRACE(" \r\n" );< / span > < / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   < span class = "comment" > */< / span > < / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#ac6d86063950bdbf438d358c907aefbfa" > rPERADDR< / a > , addr ); < span class = "comment" > //set peripheral address< / span > < / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   < / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   uint8_t mode = < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#a330db4fc764b8ccae5214645c1ee5423" > rMODE< / a > );< / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   < / div >
< div class = "line" > < a name = "l00124" > < / a > < span class = "lineno" > 124< / span >   < span class = "comment" > // Set bmLOWSPEED and bmHUBPRE in case of low-speed device, reset them otherwise< / span > < / div >
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#a330db4fc764b8ccae5214645c1ee5423" > rMODE< / a > , (p-> < a class = "code" href = "struct_usb_device.html#a86a815577ad7883437d3ca72b32b8e8a" > lowspeed< / a > ) ? mode | < a class = "code" href = "max3421e_8h.html#a9744878036529e375f3b017b22b1eda2" > bmLOWSPEED< / a > | bmHubPre : mode & ~(< a class = "code" href = "max3421e_8h.html#a8816c259368604d0de57f31bcb6c1674" > bmHUBPRE< / a > | < a class = "code" href = "max3421e_8h.html#a9744878036529e375f3b017b22b1eda2" > bmLOWSPEED< / a > )); < / div >
< div class = "line" > < a name = "l00126" > < / a > < span class = "lineno" > 126< / span >   < / div >
< div class = "line" > < a name = "l00127" > < / a > < span class = "lineno" > 127< / span >   < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   }< / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   < / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   < span class = "comment" > /* Control transfer. Sets address, endpoint, fills control packet with necessary data, dispatches control packet, and initiates bulk IN transfer, */< / span > < / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / span >   < span class = "comment" > /* depending on request. Actual requests are defined as inlines */< / span > < / div >
< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > 132< / span >   < span class = "comment" > /* return codes: */< / span > < / div >
< div class = "line" > < a name = "l00133" > < / a > < span class = "lineno" > 133< / span >   < span class = "comment" > /* 00 = success */< / span > < / div >
< div class = "line" > < a name = "l00134" > < / a > < span class = "lineno" > 134< / span >   < span class = "comment" > /* 01-0f = non-zero HRSLT */< / span > < / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a636695a5c3d35cd6b9e31c54edfacd7c" > 135< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#a636695a5c3d35cd6b9e31c54edfacd7c" > USB::ctrlReq< / a > ( uint8_t addr, uint8_t ep, uint8_t bmReqType, uint8_t bRequest, uint8_t wValLo, uint8_t wValHi, < / div >
< div class = "line" > < a name = "l00136" > < / a > < span class = "lineno" > 136< / span >   uint16_t wInd, uint16_t total, uint16_t nbytes, uint8_t* dataptr, < a class = "code" href = "class_u_s_b_read_parser.html" > USBReadParser< / a > *p)< / div >
< div class = "line" > < a name = "l00137" > < / a > < span class = "lineno" > 137< / span >   {< / div >
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > 138< / span >   < span class = "keywordtype" > boolean< / span > direction = < span class = "keyword" > false< / span > ; < span class = "comment" > //request direction, IN or OUT< / span > < / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   uint8_t rcode; < / div >
< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > 140< / span >   < a class = "code" href = "struct_s_e_t_u_p___p_k_t.html" > SETUP_PKT< / a > setup_pkt;< / div >
< div class = "line" > < a name = "l00141" > < / a > < span class = "lineno" > 141< / span >   < / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   < a class = "code" href = "struct_ep_info.html" > EpInfo< / a > *pep = NULL;< / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   uint16_t nak_limit;< / div >
< div class = "line" > < a name = "l00144" > < / a > < span class = "lineno" > 144< / span >   < / div >
< div class = "line" > < a name = "l00145" > < / a > < span class = "lineno" > 145< / span >   rcode = SetAddress(addr, ep, & pep, nak_limit);< / div >
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   < / div >
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > 147< / span >   < span class = "keywordflow" > if< / span > (rcode)< / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   < span class = "keywordflow" > return< / span > rcode;< / div >
< div class = "line" > < a name = "l00149" > < / a > < span class = "lineno" > 149< / span >   < / div >
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   direction = (( bmReqType & 0x80 ) > 0);< / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   < / div >
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   < span class = "comment" > /* fill in setup packet */< / span > < / div >
2013-02-05 22:39:56 +01:00
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   setup_pkt.< a class = "code" href = "struct_s_e_t_u_p___p_k_t.html#aa97a807e057cff87129fec90ce2a26e2" > ReqType_u< / a > .< a class = "code" href = "struct_s_e_t_u_p___p_k_t.html#a9bbd6cf5a93a6433d2eb97c59b9102d5" > bmRequestType< / a > = bmReqType;< / div >
2013-02-05 20:02:12 +01:00
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   setup_pkt.< a class = "code" href = "struct_s_e_t_u_p___p_k_t.html#a321b931277d6ce278416dc5d74059016" > bRequest< / a > = bRequest;< / div >
2013-02-05 22:39:56 +01:00
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   setup_pkt.< a class = "code" href = "struct_s_e_t_u_p___p_k_t.html#a47f8d4c4300dccec68d9d39889d782e4" > wVal_u< / a > .< a class = "code" href = "struct_s_e_t_u_p___p_k_t.html#a68c9436c00560f96e044052c3fb681e9" > wValueLo< / a > = wValLo;< / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   setup_pkt.< a class = "code" href = "struct_s_e_t_u_p___p_k_t.html#a47f8d4c4300dccec68d9d39889d782e4" > wVal_u< / a > .< a class = "code" href = "struct_s_e_t_u_p___p_k_t.html#a04ea2d151f9edb6575fc159a58f1e443" > wValueHi< / a > = wValHi;< / div >
2013-02-05 20:02:12 +01:00
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   setup_pkt.< a class = "code" href = "struct_s_e_t_u_p___p_k_t.html#a299d9f88d294369ea88b48b5026f4c7e" > wIndex< / a > = wInd;< / div >
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   setup_pkt.< a class = "code" href = "struct_s_e_t_u_p___p_k_t.html#a1ec9b19c0ed1e66e399ad9cf3c4a6537" > wLength< / a > = total;< / div >
< div class = "line" > < a name = "l00159" > < / a > < span class = "lineno" > 159< / span >   < / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   < a class = "code" href = "class_m_a_x3421e.html#ac61db72bd5952916cdc6edc20e1c763c" > bytesWr< / a > ( < a class = "code" href = "max3421e_8h.html#acddbcc3176885ece538a7e71665c27be" > rSUDFIFO< / a > , 8, (uint8_t*)& setup_pkt ); < span class = "comment" > //transfer to setup packet FIFO< / span > < / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   < / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   rcode = < a class = "code" href = "class_u_s_b.html#a343d4b321cf8e99f0504cb04c7ce8b10" > dispatchPkt< / a > ( < a class = "code" href = "max3421e_8h.html#acd574bdc815506033ec40fc96320520d" > tokSETUP< / a > , ep, nak_limit ); < span class = "comment" > //dispatch packet< / span > < / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   < / div >
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   < span class = "keywordflow" > if< / span > ( rcode ) < span class = "comment" > //return HRSLT if not zero< / span > < / div >
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > 165< / span >   < span class = "keywordflow" > return< / span > ( rcode );< / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > 166< / span >   < / div >
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   < span class = "keywordflow" > if< / span > ( dataptr != NULL ) < span class = "comment" > //data stage, if present< / span > < / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   {< / div >
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   < span class = "keywordflow" > if< / span > ( direction ) < span class = "comment" > //IN transfer< / span > < / div >
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > 170< / span >   { < / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   uint16_t left = total;< / div >
< div class = "line" > < a name = "l00172" > < / a > < span class = "lineno" > 172< / span >   < / div >
< div class = "line" > < a name = "l00173" > < / a > < span class = "lineno" > 173< / span >   pep-> < a class = "code" href = "struct_ep_info.html#a9238dd40c096baedf041c98b19386a14" > bmRcvToggle< / a > = 1; < span class = "comment" > //bmRCVTOG1;< / span > < / div >
< div class = "line" > < a name = "l00174" > < / a > < span class = "lineno" > 174< / span >   < / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   < span class = "keywordflow" > while< / span > (left)< / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   {< / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   < span class = "comment" > // Bytes read into buffer< / span > < / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   uint16_t read = nbytes;< / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   < span class = "comment" > //uint16_t read = (left< nbytes) ? left : nbytes;< / span > < / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   < / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / span >   rcode = InTransfer( pep, nak_limit, & read, dataptr );< / div >
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > 182< / span >   < / div >
< div class = "line" > < a name = "l00183" > < / a > < span class = "lineno" > 183< / span >   < span class = "keywordflow" > if< / span > (rcode)< / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   < span class = "keywordflow" > return< / span > rcode;< / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   < / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   < span class = "comment" > // Invoke callback function if inTransfer completed successfuly and callback function pointer is specified< / span > < / div >
< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   < span class = "keywordflow" > if< / span > (!rcode & & p)< / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   ((< a class = "code" href = "class_u_s_b_read_parser.html" > USBReadParser< / a > *)p)-> Parse( read, dataptr, total - left );< / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   < / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > 190< / span >   left -= read;< / div >
< div class = "line" > < a name = "l00191" > < / a > < span class = "lineno" > 191< / span >   < / div >
< div class = "line" > < a name = "l00192" > < / a > < span class = "lineno" > 192< / span >   < span class = "keywordflow" > if< / span > (read < nbytes)< / div >
< div class = "line" > < a name = "l00193" > < / a > < span class = "lineno" > 193< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00194" > < / a > < span class = "lineno" > 194< / span >   }< / div >
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   }< / div >
< div class = "line" > < a name = "l00196" > < / a > < span class = "lineno" > 196< / span >   < span class = "keywordflow" > else< / span > < span class = "comment" > //OUT transfer< / span > < / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > 197< / span >   { < / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   pep-> < a class = "code" href = "struct_ep_info.html#ac85bff70ad0e5d71e50cb501f4d8caf3" > bmSndToggle< / a > = 1; < span class = "comment" > //bmSNDTOG1;< / span > < / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > 199< / span >   rcode = OutTransfer( pep, nak_limit, nbytes, dataptr );< / div >
< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   } < / div >
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   < span class = "keywordflow" > if< / span > ( rcode ) < span class = "comment" > //return error< / span > < / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   < span class = "keywordflow" > return< / span > ( rcode );< / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   }< / div >
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   < span class = "comment" > // Status stage< / span > < / div >
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "class_u_s_b.html#a343d4b321cf8e99f0504cb04c7ce8b10" > dispatchPkt< / a > ( (direction) ? < a class = "code" href = "max3421e_8h.html#a9889c0ed9a43ff3fea670a96c3fbd165" > tokOUTHS< / a > : < a class = "code" href = "max3421e_8h.html#a100ac012a99f7cb9305a2eb921741ce3" > tokINHS< / a > , ep, nak_limit ); < span class = "comment" > //GET if direction< / span > < / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   }< / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   < / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   < span class = "comment" > /* IN transfer to arbitrary endpoint. Assumes PERADDR is set. Handles multiple packets if necessary. Transfers ' nbytes' bytes. */< / span > < / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   < span class = "comment" > /* Keep sending INs and writes data to memory area pointed by ' data' */< / span > < / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   < span class = "comment" > /* rcode 0 if no errors. rcode 01-0f is relayed from dispatchPkt(). Rcode f0 means RCVDAVIRQ error,< / span > < / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   < span class = "comment" > fe USB xfer timeout */< / span > < / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#ad75d64f648b102fab2bd75e53e1324a4" > 212< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#ad75d64f648b102fab2bd75e53e1324a4" > USB::inTransfer< / a > ( uint8_t addr, uint8_t ep, uint16_t *nbytesptr, uint8_t* data)< / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   {< / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > 214< / span >   < a class = "code" href = "struct_ep_info.html" > EpInfo< / a > *pep = NULL;< / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   uint16_t nak_limit = 0;< / div >
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   < / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   uint8_t rcode = SetAddress(addr, ep, & pep, nak_limit);< / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   < / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   < span class = "keywordflow" > if< / span > (rcode)< / div >
< div class = "line" > < a name = "l00220" > < / a > < span class = "lineno" > 220< / span >   < span class = "keywordflow" > return< / span > rcode;< / div >
< div class = "line" > < a name = "l00221" > < / a > < span class = "lineno" > 221< / span >   < / div >
< div class = "line" > < a name = "l00222" > < / a > < span class = "lineno" > 222< / span >   < span class = "keywordflow" > return< / span > InTransfer(pep, nak_limit, nbytesptr, data);< / div >
< div class = "line" > < a name = "l00223" > < / a > < span class = "lineno" > 223< / span >   }< / div >
< div class = "line" > < a name = "l00224" > < / a > < span class = "lineno" > 224< / span >   < / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   uint8_t USB::InTransfer(< a class = "code" href = "struct_ep_info.html" > EpInfo< / a > *pep, uint16_t nak_limit, uint16_t *nbytesptr, uint8_t* data)< / div >
< div class = "line" > < a name = "l00226" > < / a > < span class = "lineno" > 226< / span >   {< / div >
< div class = "line" > < a name = "l00227" > < / a > < span class = "lineno" > 227< / span >   uint8_t rcode = 0;< / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > 228< / span >   uint8_t pktsize;< / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   < / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > 230< / span >   uint16_t nbytes = *nbytesptr;< / div >
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > 231< / span >   uint8_t maxpktsize = pep-> < a class = "code" href = "struct_ep_info.html#aa2ca775b63736df4008e88da7dd4dddb" > maxPktSize< / a > ; < / div >
< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   < / div >
< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   *nbytesptr = 0;< / div >
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > 234< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#a7e82a85eb165f82afde45df5f98504ff" > rHCTL< / a > , (pep-> < a class = "code" href = "struct_ep_info.html#a9238dd40c096baedf041c98b19386a14" > bmRcvToggle< / a > ) ? < a class = "code" href = "max3421e_8h.html#a6864ac74e4ed056f9eb37f1c78bd6c6f" > bmRCVTOG1< / a > : < a class = "code" href = "max3421e_8h.html#aca6a8aa4f0aebbe07c5e175572a92ef7" > bmRCVTOG0< / a > ); < span class = "comment" > //set toggle value< / span > < / div >
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   < / div >
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   < span class = "keywordflow" > while< / span > ( 1 ) < span class = "comment" > // use a ' return' to exit this loop< / span > < / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   { < / div >
< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > 238< / span >   rcode = < a class = "code" href = "class_u_s_b.html#a343d4b321cf8e99f0504cb04c7ce8b10" > dispatchPkt< / a > ( < a class = "code" href = "max3421e_8h.html#a436aef9c3815daee76dc227dcf15d4e4" > tokIN< / a > , pep-> < a class = "code" href = "struct_ep_info.html#a9f92be74c75c037b39e2cae1eb49b89b" > epAddr< / a > , nak_limit ); < span class = "comment" > //IN packet to EP-' endpoint' . Function takes care of NAKS.< / span > < / div >
< div class = "line" > < a name = "l00239" > < / a > < span class = "lineno" > 239< / span >   < / div >
< div class = "line" > < a name = "l00240" > < / a > < span class = "lineno" > 240< / span >   < span class = "keywordflow" > if< / span > ( rcode ) < / div >
< div class = "line" > < a name = "l00241" > < / a > < span class = "lineno" > 241< / span >   < span class = "keywordflow" > return< / span > ( rcode ); < span class = "comment" > //should be 0, indicating ACK. Else return error code.< / span > < / div >
< div class = "line" > < a name = "l00242" > < / a > < span class = "lineno" > 242< / span >   < / div >
< div class = "line" > < a name = "l00243" > < / a > < span class = "lineno" > 243< / span >   < span class = "comment" > /* check for RCVDAVIRQ and generate error if not present */< / span > < / div >
< div class = "line" > < a name = "l00244" > < / a > < span class = "lineno" > 244< / span >   < span class = "comment" > /* the only case when absense of RCVDAVIRQ makes sense is when toggle error occured. Need to add handling for that */< / span > < / div >
< div class = "line" > < a name = "l00245" > < / a > < span class = "lineno" > 245< / span >   < span class = "keywordflow" > if< / span > (( < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#a9ab289252615caa2d19ceb4359d71a44" > rHIRQ< / a > ) & < a class = "code" href = "max3421e_8h.html#ad780c154c3761f68e0e397e4fd8f9a07" > bmRCVDAVIRQ< / a > ) == 0 ) < / div >
< div class = "line" > < a name = "l00246" > < / a > < span class = "lineno" > 246< / span >   < span class = "keywordflow" > return< / span > ( 0xf0 ); < span class = "comment" > //receive error< / span > < / div >
< div class = "line" > < a name = "l00247" > < / a > < span class = "lineno" > 247< / span >   < / div >
< div class = "line" > < a name = "l00248" > < / a > < span class = "lineno" > 248< / span >   pktsize = < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#afa79b794eadcddfca2f62828dd83134b" > rRCVBC< / a > ); < span class = "comment" > //number of received bytes< / span > < / div >
< div class = "line" > < a name = "l00249" > < / a > < span class = "lineno" > 249< / span >   < / div >
< div class = "line" > < a name = "l00250" > < / a > < span class = "lineno" > 250< / span >   assert(pktsize < = nbytes);< / div >
< div class = "line" > < a name = "l00251" > < / a > < span class = "lineno" > 251< / span >   < / div >
< div class = "line" > < a name = "l00252" > < / a > < span class = "lineno" > 252< / span >   int16_t mem_left = (int16_t)nbytes - *((int16_t*)nbytesptr);< / div >
< div class = "line" > < a name = "l00253" > < / a > < span class = "lineno" > 253< / span >   < / div >
< div class = "line" > < a name = "l00254" > < / a > < span class = "lineno" > 254< / span >   < span class = "keywordflow" > if< / span > (mem_left < 0)< / div >
< div class = "line" > < a name = "l00255" > < / a > < span class = "lineno" > 255< / span >   mem_left = 0;< / div >
< div class = "line" > < a name = "l00256" > < / a > < span class = "lineno" > 256< / span >   < / div >
< div class = "line" > < a name = "l00257" > < / a > < span class = "lineno" > 257< / span >   data = < a class = "code" href = "class_m_a_x3421e.html#af1ceb905ac614b98d58579946587b083" > bytesRd< / a > ( < a class = "code" href = "max3421e_8h.html#a5ab905353668c35ea0d9f6989d24b849" > rRCVFIFO< / a > , ((pktsize > mem_left) ? mem_left : pktsize), data );< / div >
< div class = "line" > < a name = "l00258" > < / a > < span class = "lineno" > 258< / span >   < / div >
< div class = "line" > < a name = "l00259" > < / a > < span class = "lineno" > 259< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#a9ab289252615caa2d19ceb4359d71a44" > rHIRQ< / a > , bmRCVDAVIRQ ); < span class = "comment" > // Clear the IRQ & free the buffer< / span > < / div >
< div class = "line" > < a name = "l00260" > < / a > < span class = "lineno" > 260< / span >   *nbytesptr += pktsize; < span class = "comment" > // add this packet' s byte count to total transfer length< / span > < / div >
< div class = "line" > < a name = "l00261" > < / a > < span class = "lineno" > 261< / span >   < / div >
< div class = "line" > < a name = "l00262" > < / a > < span class = "lineno" > 262< / span >   < span class = "comment" > /* The transfer is complete under two conditions: */< / span > < / div >
< div class = "line" > < a name = "l00263" > < / a > < span class = "lineno" > 263< / span >   < span class = "comment" > /* 1. The device sent a short packet (L.T. maxPacketSize) */< / span > < / div >
< div class = "line" > < a name = "l00264" > < / a > < span class = "lineno" > 264< / span >   < span class = "comment" > /* 2. ' nbytes' have been transferred. */< / span > < / div >
< div class = "line" > < a name = "l00265" > < / a > < span class = "lineno" > 265< / span >   < span class = "keywordflow" > if< / span > (( pktsize < maxpktsize ) || (*nbytesptr > = nbytes )) < span class = "comment" > // have we transferred ' nbytes' bytes?< / span > < / div >
< div class = "line" > < a name = "l00266" > < / a > < span class = "lineno" > 266< / span >   { < / div >
< div class = "line" > < a name = "l00267" > < / a > < span class = "lineno" > 267< / span >   < span class = "comment" > // Save toggle value< / span > < / div >
< div class = "line" > < a name = "l00268" > < / a > < span class = "lineno" > 268< / span >   pep-> < a class = "code" href = "struct_ep_info.html#a9238dd40c096baedf041c98b19386a14" > bmRcvToggle< / a > = (( < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#a246dbd203f68062fab34f2869b76e479" > rHRSL< / a > ) & < a class = "code" href = "max3421e_8h.html#acdfff8cccb2ba5a3dfaa67241ffe86a4" > bmRCVTOGRD< / a > )) ? 1 : 0;< / div >
< div class = "line" > < a name = "l00269" > < / a > < span class = "lineno" > 269< / span >   < / div >
< div class = "line" > < a name = "l00270" > < / a > < span class = "lineno" > 270< / span >   < span class = "keywordflow" > return< / span > ( 0 );< / div >
< div class = "line" > < a name = "l00271" > < / a > < span class = "lineno" > 271< / span >   } < span class = "comment" > // if< / span > < / div >
< div class = "line" > < a name = "l00272" > < / a > < span class = "lineno" > 272< / span >   } < span class = "comment" > //while( 1 )< / span > < / div >
< div class = "line" > < a name = "l00273" > < / a > < span class = "lineno" > 273< / span >   }< / div >
< div class = "line" > < a name = "l00274" > < / a > < span class = "lineno" > 274< / span >   < / div >
< div class = "line" > < a name = "l00275" > < / a > < span class = "lineno" > 275< / span >   < span class = "comment" > /* OUT transfer to arbitrary endpoint. Handles multiple packets if necessary. Transfers ' nbytes' bytes. */< / span > < / div >
< div class = "line" > < a name = "l00276" > < / a > < span class = "lineno" > 276< / span >   < span class = "comment" > /* Handles NAK bug per Maxim Application Note 4000 for single buffer transfer */< / span > < / div >
< div class = "line" > < a name = "l00277" > < / a > < span class = "lineno" > 277< / span >   < span class = "comment" > /* rcode 0 if no errors. rcode 01-0f is relayed from HRSL */< / span > < / div >
< div class = "line" > < a name = "l00278" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#affbc018973a588995457d535b0ac7ee7" > 278< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#affbc018973a588995457d535b0ac7ee7" > USB::outTransfer< / a > ( uint8_t addr, uint8_t ep, uint16_t nbytes, uint8_t* data )< / div >
< div class = "line" > < a name = "l00279" > < / a > < span class = "lineno" > 279< / span >   {< / div >
< div class = "line" > < a name = "l00280" > < / a > < span class = "lineno" > 280< / span >   < a class = "code" href = "struct_ep_info.html" > EpInfo< / a > *pep = NULL;< / div >
< div class = "line" > < a name = "l00281" > < / a > < span class = "lineno" > 281< / span >   uint16_t nak_limit;< / div >
< div class = "line" > < a name = "l00282" > < / a > < span class = "lineno" > 282< / span >   < / div >
< div class = "line" > < a name = "l00283" > < / a > < span class = "lineno" > 283< / span >   uint8_t rcode = SetAddress(addr, ep, & pep, nak_limit);< / div >
< div class = "line" > < a name = "l00284" > < / a > < span class = "lineno" > 284< / span >   < / div >
< div class = "line" > < a name = "l00285" > < / a > < span class = "lineno" > 285< / span >   < span class = "keywordflow" > if< / span > (rcode)< / div >
< div class = "line" > < a name = "l00286" > < / a > < span class = "lineno" > 286< / span >   < span class = "keywordflow" > return< / span > rcode;< / div >
< div class = "line" > < a name = "l00287" > < / a > < span class = "lineno" > 287< / span >   < / div >
< div class = "line" > < a name = "l00288" > < / a > < span class = "lineno" > 288< / span >   < span class = "keywordflow" > return< / span > OutTransfer(pep, nak_limit, nbytes, data);< / div >
< div class = "line" > < a name = "l00289" > < / a > < span class = "lineno" > 289< / span >   }< / div >
< div class = "line" > < a name = "l00290" > < / a > < span class = "lineno" > 290< / span >   < / div >
< div class = "line" > < a name = "l00291" > < / a > < span class = "lineno" > 291< / span >   uint8_t USB::OutTransfer(< a class = "code" href = "struct_ep_info.html" > EpInfo< / a > *pep, uint16_t nak_limit, uint16_t nbytes, uint8_t *data)< / div >
< div class = "line" > < a name = "l00292" > < / a > < span class = "lineno" > 292< / span >   {< / div >
< div class = "line" > < a name = "l00293" > < / a > < span class = "lineno" > 293< / span >   uint8_t rcode, retry_count;< / div >
< div class = "line" > < a name = "l00294" > < / a > < span class = "lineno" > 294< / span >   uint8_t *data_p = data; < span class = "comment" > //local copy of the data pointer< / span > < / div >
< div class = "line" > < a name = "l00295" > < / a > < span class = "lineno" > 295< / span >   uint16_t bytes_tosend, nak_count;< / div >
< div class = "line" > < a name = "l00296" > < / a > < span class = "lineno" > 296< / span >   uint16_t bytes_left = nbytes;< / div >
< div class = "line" > < a name = "l00297" > < / a > < span class = "lineno" > 297< / span >   < / div >
< div class = "line" > < a name = "l00298" > < / a > < span class = "lineno" > 298< / span >   uint8_t maxpktsize = pep-> < a class = "code" href = "struct_ep_info.html#aa2ca775b63736df4008e88da7dd4dddb" > maxPktSize< / a > ; < / div >
< div class = "line" > < a name = "l00299" > < / a > < span class = "lineno" > 299< / span >   < / div >
< div class = "line" > < a name = "l00300" > < / a > < span class = "lineno" > 300< / span >   < span class = "keywordflow" > if< / span > (maxpktsize < 1 || maxpktsize > 64)< / div >
< div class = "line" > < a name = "l00301" > < / a > < span class = "lineno" > 301< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "_usb_8h.html#a272428aaee5fccec4661bd5457d1928f" > USB_ERROR_INVALID_MAX_PKT_SIZE< / a > ;< / div >
< div class = "line" > < a name = "l00302" > < / a > < span class = "lineno" > 302< / span >   < / div >
< div class = "line" > < a name = "l00303" > < / a > < span class = "lineno" > 303< / span >   < span class = "keywordtype" > unsigned< / span > < span class = "keywordtype" > long< / span > timeout = millis() + < a class = "code" href = "_usb_8h.html#ad8686abbfa0d98547d450fe2a105a588" > USB_XFER_TIMEOUT< / a > ;< / div >
< div class = "line" > < a name = "l00304" > < / a > < span class = "lineno" > 304< / span >   < / div >
< div class = "line" > < a name = "l00305" > < / a > < span class = "lineno" > 305< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#a7e82a85eb165f82afde45df5f98504ff" > rHCTL< / a > , (pep-> < a class = "code" href = "struct_ep_info.html#ac85bff70ad0e5d71e50cb501f4d8caf3" > bmSndToggle< / a > ) ? < a class = "code" href = "max3421e_8h.html#aee283b6d075581cdff38a6054e6f63a2" > bmSNDTOG1< / a > : < a class = "code" href = "max3421e_8h.html#a4834ae7378471b63b9a1985c6294006f" > bmSNDTOG0< / a > ); < span class = "comment" > //set toggle value< / span > < / div >
< div class = "line" > < a name = "l00306" > < / a > < span class = "lineno" > 306< / span >   < / div >
< div class = "line" > < a name = "l00307" > < / a > < span class = "lineno" > 307< / span >   < span class = "keywordflow" > while< / span > ( bytes_left ) < / div >
< div class = "line" > < a name = "l00308" > < / a > < span class = "lineno" > 308< / span >   {< / div >
< div class = "line" > < a name = "l00309" > < / a > < span class = "lineno" > 309< / span >   retry_count = 0;< / div >
< div class = "line" > < a name = "l00310" > < / a > < span class = "lineno" > 310< / span >   nak_count = 0;< / div >
< div class = "line" > < a name = "l00311" > < / a > < span class = "lineno" > 311< / span >   bytes_tosend = ( bytes_left > = maxpktsize ) ? maxpktsize : bytes_left;< / div >
< div class = "line" > < a name = "l00312" > < / a > < span class = "lineno" > 312< / span >   < a class = "code" href = "class_m_a_x3421e.html#ac61db72bd5952916cdc6edc20e1c763c" > bytesWr< / a > ( < a class = "code" href = "max3421e_8h.html#aa5d5e67db32d736bab1ee8ef8764f6aa" > rSNDFIFO< / a > , bytes_tosend, data_p ); < span class = "comment" > //filling output FIFO< / span > < / div >
< div class = "line" > < a name = "l00313" > < / a > < span class = "lineno" > 313< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#a1eb6ec372ed236f1db3fbca201bdc28f" > rSNDBC< / a > , bytes_tosend ); < span class = "comment" > //set number of bytes < / span > < / div >
< div class = "line" > < a name = "l00314" > < / a > < span class = "lineno" > 314< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#aa541c456525254b21a0bc53aadaeee4d" > rHXFR< / a > , ( < a class = "code" href = "max3421e_8h.html#a6d59486bc96e76ebb429756a30ddb238" > tokOUT< / a > | pep-> < a class = "code" href = "struct_ep_info.html#a9f92be74c75c037b39e2cae1eb49b89b" > epAddr< / a > )); < span class = "comment" > //dispatch packet< / span > < / div >
< div class = "line" > < a name = "l00315" > < / a > < span class = "lineno" > 315< / span >   < span class = "keywordflow" > while< / span > (!(< a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#a9ab289252615caa2d19ceb4359d71a44" > rHIRQ< / a > ) & < a class = "code" href = "max3421e_8h.html#a82f316064dd5442d86e1536d3f1d9f7a" > bmHXFRDNIRQ< / a > )); < span class = "comment" > //wait for the completion IRQ< / span > < / div >
< div class = "line" > < a name = "l00316" > < / a > < span class = "lineno" > 316< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#a9ab289252615caa2d19ceb4359d71a44" > rHIRQ< / a > , bmHXFRDNIRQ ); < span class = "comment" > //clear IRQ< / span > < / div >
< div class = "line" > < a name = "l00317" > < / a > < span class = "lineno" > 317< / span >   rcode = ( < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#a246dbd203f68062fab34f2869b76e479" > rHRSL< / a > ) & 0x0f );< / div >
< div class = "line" > < a name = "l00318" > < / a > < span class = "lineno" > 318< / span >   < / div >
< div class = "line" > < a name = "l00319" > < / a > < span class = "lineno" > 319< / span >   < span class = "keywordflow" > while< / span > ( rcode & & ( timeout > millis())) < / div >
< div class = "line" > < a name = "l00320" > < / a > < span class = "lineno" > 320< / span >   {< / div >
< div class = "line" > < a name = "l00321" > < / a > < span class = "lineno" > 321< / span >   < span class = "keywordflow" > switch< / span > ( rcode ) < / div >
< div class = "line" > < a name = "l00322" > < / a > < span class = "lineno" > 322< / span >   {< / div >
< div class = "line" > < a name = "l00323" > < / a > < span class = "lineno" > 323< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "max3421e_8h.html#ab44a7968d08016b58d98951059c37076" > hrNAK< / a > :< / div >
< div class = "line" > < a name = "l00324" > < / a > < span class = "lineno" > 324< / span >   nak_count ++;< / div >
< div class = "line" > < a name = "l00325" > < / a > < span class = "lineno" > 325< / span >   < span class = "keywordflow" > if< / span > ( nak_limit & & ( nak_count == nak_limit )) < / div >
< div class = "line" > < a name = "l00326" > < / a > < span class = "lineno" > 326< / span >   < span class = "keywordflow" > return< / span > ( rcode );< / div >
< div class = "line" > < a name = "l00327" > < / a > < span class = "lineno" > 327< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00328" > < / a > < span class = "lineno" > 328< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "max3421e_8h.html#ab4e9ff11b75e71171814fdab1ff7ce45" > hrTIMEOUT< / a > :< / div >
< div class = "line" > < a name = "l00329" > < / a > < span class = "lineno" > 329< / span >   retry_count ++;< / div >
< div class = "line" > < a name = "l00330" > < / a > < span class = "lineno" > 330< / span >   < span class = "keywordflow" > if< / span > ( retry_count == < a class = "code" href = "_usb_8h.html#a857a9899ad4f277faf074c3012e14ffa" > USB_RETRY_LIMIT< / a > ) < / div >
< div class = "line" > < a name = "l00331" > < / a > < span class = "lineno" > 331< / span >   < span class = "keywordflow" > return< / span > ( rcode );< / div >
< div class = "line" > < a name = "l00332" > < / a > < span class = "lineno" > 332< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00333" > < / a > < span class = "lineno" > 333< / span >   < span class = "keywordflow" > default< / span > :< / div >
< div class = "line" > < a name = "l00334" > < / a > < span class = "lineno" > 334< / span >   < span class = "keywordflow" > return< / span > ( rcode );< / div >
< div class = "line" > < a name = "l00335" > < / a > < span class = "lineno" > 335< / span >   }< span class = "comment" > //switch( rcode< / span > < / div >
< div class = "line" > < a name = "l00336" > < / a > < span class = "lineno" > 336< / span >   < / div >
< div class = "line" > < a name = "l00337" > < / a > < span class = "lineno" > 337< / span >   < span class = "comment" > /* process NAK according to Host out NAK bug */< / span > < / div >
< div class = "line" > < a name = "l00338" > < / a > < span class = "lineno" > 338< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#a1eb6ec372ed236f1db3fbca201bdc28f" > rSNDBC< / a > , 0 );< / div >
< div class = "line" > < a name = "l00339" > < / a > < span class = "lineno" > 339< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#aa5d5e67db32d736bab1ee8ef8764f6aa" > rSNDFIFO< / a > , *data_p );< / div >
< div class = "line" > < a name = "l00340" > < / a > < span class = "lineno" > 340< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#a1eb6ec372ed236f1db3fbca201bdc28f" > rSNDBC< / a > , bytes_tosend );< / div >
< div class = "line" > < a name = "l00341" > < / a > < span class = "lineno" > 341< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#aa541c456525254b21a0bc53aadaeee4d" > rHXFR< / a > , ( < a class = "code" href = "max3421e_8h.html#a6d59486bc96e76ebb429756a30ddb238" > tokOUT< / a > | pep-> < a class = "code" href = "struct_ep_info.html#a9f92be74c75c037b39e2cae1eb49b89b" > epAddr< / a > )); < span class = "comment" > //dispatch packet< / span > < / div >
< div class = "line" > < a name = "l00342" > < / a > < span class = "lineno" > 342< / span >   < span class = "keywordflow" > while< / span > (!(< a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#a9ab289252615caa2d19ceb4359d71a44" > rHIRQ< / a > ) & bmHXFRDNIRQ )); < span class = "comment" > //wait for the completion IRQ< / span > < / div >
< div class = "line" > < a name = "l00343" > < / a > < span class = "lineno" > 343< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#a9ab289252615caa2d19ceb4359d71a44" > rHIRQ< / a > , bmHXFRDNIRQ ); < span class = "comment" > //clear IRQ< / span > < / div >
< div class = "line" > < a name = "l00344" > < / a > < span class = "lineno" > 344< / span >   rcode = ( < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#a246dbd203f68062fab34f2869b76e479" > rHRSL< / a > ) & 0x0f );< / div >
< div class = "line" > < a name = "l00345" > < / a > < span class = "lineno" > 345< / span >   }< span class = "comment" > //while( rcode & & ....< / span > < / div >
< div class = "line" > < a name = "l00346" > < / a > < span class = "lineno" > 346< / span >   bytes_left -= bytes_tosend;< / div >
< div class = "line" > < a name = "l00347" > < / a > < span class = "lineno" > 347< / span >   data_p += bytes_tosend;< / div >
< div class = "line" > < a name = "l00348" > < / a > < span class = "lineno" > 348< / span >   }< span class = "comment" > //while( bytes_left...< / span > < / div >
< div class = "line" > < a name = "l00349" > < / a > < span class = "lineno" > 349< / span >   pep-> < a class = "code" href = "struct_ep_info.html#ac85bff70ad0e5d71e50cb501f4d8caf3" > bmSndToggle< / a > = ( < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#a246dbd203f68062fab34f2869b76e479" > rHRSL< / a > ) & < a class = "code" href = "max3421e_8h.html#a4a9dee0254d637bcd27ac53fd2a7cb7c" > bmSNDTOGRD< / a > ) ? 1 : 0; < span class = "comment" > //bmSNDTOG1 : bmSNDTOG0; //update toggle< / span > < / div >
< div class = "line" > < a name = "l00350" > < / a > < span class = "lineno" > 350< / span >   < span class = "keywordflow" > return< / span > ( rcode ); < span class = "comment" > //should be 0 in all cases< / span > < / div >
< div class = "line" > < a name = "l00351" > < / a > < span class = "lineno" > 351< / span >   }< / div >
< div class = "line" > < a name = "l00352" > < / a > < span class = "lineno" > 352< / span >   < span class = "comment" > /* dispatch usb packet. Assumes peripheral address is set and relevant buffer is loaded/empty */< / span > < / div >
< div class = "line" > < a name = "l00353" > < / a > < span class = "lineno" > 353< / span >   < span class = "comment" > /* If NAK, tries to re-send up to nak_limit times */< / span > < / div >
< div class = "line" > < a name = "l00354" > < / a > < span class = "lineno" > 354< / span >   < span class = "comment" > /* If nak_limit == 0, do not count NAKs, exit after timeout */< / span > < / div >
< div class = "line" > < a name = "l00355" > < / a > < span class = "lineno" > 355< / span >   < span class = "comment" > /* If bus timeout, re-sends up to USB_RETRY_LIMIT times */< / span > < / div >
< div class = "line" > < a name = "l00356" > < / a > < span class = "lineno" > 356< / span >   < span class = "comment" > /* return codes 0x00-0x0f are HRSLT( 0x00 being success ), 0xff means timeout */< / span > < / div >
< div class = "line" > < a name = "l00357" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a343d4b321cf8e99f0504cb04c7ce8b10" > 357< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#a343d4b321cf8e99f0504cb04c7ce8b10" > USB::dispatchPkt< / a > ( uint8_t token, uint8_t ep, uint16_t nak_limit )< / div >
< div class = "line" > < a name = "l00358" > < / a > < span class = "lineno" > 358< / span >   {< / div >
< div class = "line" > < a name = "l00359" > < / a > < span class = "lineno" > 359< / span >   < span class = "keywordtype" > unsigned< / span > < span class = "keywordtype" > long< / span > timeout = millis() + < a class = "code" href = "_usb_8h.html#ad8686abbfa0d98547d450fe2a105a588" > USB_XFER_TIMEOUT< / a > ;< / div >
< div class = "line" > < a name = "l00360" > < / a > < span class = "lineno" > 360< / span >   uint8_t tmpdata; < / div >
< div class = "line" > < a name = "l00361" > < / a > < span class = "lineno" > 361< / span >   uint8_t rcode;< / div >
< div class = "line" > < a name = "l00362" > < / a > < span class = "lineno" > 362< / span >   uint8_t retry_count = 0;< / div >
< div class = "line" > < a name = "l00363" > < / a > < span class = "lineno" > 363< / span >   uint16_t nak_count = 0;< / div >
< div class = "line" > < a name = "l00364" > < / a > < span class = "lineno" > 364< / span >   < / div >
< div class = "line" > < a name = "l00365" > < / a > < span class = "lineno" > 365< / span >   < span class = "keywordflow" > while< / span > ( timeout > millis() ) < / div >
< div class = "line" > < a name = "l00366" > < / a > < span class = "lineno" > 366< / span >   {< / div >
< div class = "line" > < a name = "l00367" > < / a > < span class = "lineno" > 367< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#aa541c456525254b21a0bc53aadaeee4d" > rHXFR< / a > , ( token|ep )); < span class = "comment" > //launch the transfer< / span > < / div >
< div class = "line" > < a name = "l00368" > < / a > < span class = "lineno" > 368< / span >   rcode = < a class = "code" href = "_usb_8h.html#ae691ccb027b8e281ac87522a0e66aaa7" > USB_ERROR_TRANSFER_TIMEOUT< / a > ; < / div >
< div class = "line" > < a name = "l00369" > < / a > < span class = "lineno" > 369< / span >   < / div >
< div class = "line" > < a name = "l00370" > < / a > < span class = "lineno" > 370< / span >   < span class = "keywordflow" > while< / span > ( millis() < timeout ) < span class = "comment" > //wait for transfer completion< / span > < / div >
< div class = "line" > < a name = "l00371" > < / a > < span class = "lineno" > 371< / span >   { < / div >
< div class = "line" > < a name = "l00372" > < / a > < span class = "lineno" > 372< / span >   tmpdata = < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#a9ab289252615caa2d19ceb4359d71a44" > rHIRQ< / a > );< / div >
< div class = "line" > < a name = "l00373" > < / a > < span class = "lineno" > 373< / span >   < / div >
< div class = "line" > < a name = "l00374" > < / a > < span class = "lineno" > 374< / span >   < span class = "keywordflow" > if< / span > ( tmpdata & bmHXFRDNIRQ ) < / div >
< div class = "line" > < a name = "l00375" > < / a > < span class = "lineno" > 375< / span >   {< / div >
< div class = "line" > < a name = "l00376" > < / a > < span class = "lineno" > 376< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#a9ab289252615caa2d19ceb4359d71a44" > rHIRQ< / a > , bmHXFRDNIRQ ); < span class = "comment" > //clear the interrupt< / span > < / div >
< div class = "line" > < a name = "l00377" > < / a > < span class = "lineno" > 377< / span >   rcode = 0x00;< / div >
< div class = "line" > < a name = "l00378" > < / a > < span class = "lineno" > 378< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00379" > < / a > < span class = "lineno" > 379< / span >   }< span class = "comment" > //if( tmpdata & bmHXFRDNIRQ< / span > < / div >
< div class = "line" > < a name = "l00380" > < / a > < span class = "lineno" > 380< / span >   < / div >
< div class = "line" > < a name = "l00381" > < / a > < span class = "lineno" > 381< / span >   }< span class = "comment" > //while ( millis() < timeout< / span > < / div >
< div class = "line" > < a name = "l00382" > < / a > < span class = "lineno" > 382< / span >   < / div >
< div class = "line" > < a name = "l00383" > < / a > < span class = "lineno" > 383< / span >   < span class = "keywordflow" > if< / span > ( rcode != 0x00 ) < span class = "comment" > //exit if timeout< / span > < / div >
< div class = "line" > < a name = "l00384" > < / a > < span class = "lineno" > 384< / span >   < span class = "keywordflow" > return< / span > ( rcode );< / div >
< div class = "line" > < a name = "l00385" > < / a > < span class = "lineno" > 385< / span >   < / div >
< div class = "line" > < a name = "l00386" > < / a > < span class = "lineno" > 386< / span >   rcode = ( < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#a246dbd203f68062fab34f2869b76e479" > rHRSL< / a > ) & 0x0f ); < span class = "comment" > //analyze transfer result< / span > < / div >
< div class = "line" > < a name = "l00387" > < / a > < span class = "lineno" > 387< / span >   < / div >
< div class = "line" > < a name = "l00388" > < / a > < span class = "lineno" > 388< / span >   < span class = "keywordflow" > switch< / span > ( rcode ) < / div >
< div class = "line" > < a name = "l00389" > < / a > < span class = "lineno" > 389< / span >   {< / div >
< div class = "line" > < a name = "l00390" > < / a > < span class = "lineno" > 390< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "max3421e_8h.html#ab44a7968d08016b58d98951059c37076" > hrNAK< / a > :< / div >
< div class = "line" > < a name = "l00391" > < / a > < span class = "lineno" > 391< / span >   nak_count ++;< / div >
< div class = "line" > < a name = "l00392" > < / a > < span class = "lineno" > 392< / span >   < span class = "keywordflow" > if< / span > ( nak_limit & & ( nak_count == nak_limit )) < / div >
< div class = "line" > < a name = "l00393" > < / a > < span class = "lineno" > 393< / span >   < span class = "keywordflow" > return< / span > ( rcode );< / div >
< div class = "line" > < a name = "l00394" > < / a > < span class = "lineno" > 394< / span >   < span class = "comment" > //delay(1); < / span > < / div >
< div class = "line" > < a name = "l00395" > < / a > < span class = "lineno" > 395< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00396" > < / a > < span class = "lineno" > 396< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "max3421e_8h.html#ab4e9ff11b75e71171814fdab1ff7ce45" > hrTIMEOUT< / a > :< / div >
< div class = "line" > < a name = "l00397" > < / a > < span class = "lineno" > 397< / span >   retry_count ++;< / div >
< div class = "line" > < a name = "l00398" > < / a > < span class = "lineno" > 398< / span >   < span class = "keywordflow" > if< / span > ( retry_count == < a class = "code" href = "_usb_8h.html#a857a9899ad4f277faf074c3012e14ffa" > USB_RETRY_LIMIT< / a > )< / div >
< div class = "line" > < a name = "l00399" > < / a > < span class = "lineno" > 399< / span >   < span class = "keywordflow" > return< / span > ( rcode );< / div >
< div class = "line" > < a name = "l00400" > < / a > < span class = "lineno" > 400< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00401" > < / a > < span class = "lineno" > 401< / span >   < span class = "keywordflow" > default< / span > :< / div >
< div class = "line" > < a name = "l00402" > < / a > < span class = "lineno" > 402< / span >   < span class = "keywordflow" > return< / span > ( rcode );< / div >
< div class = "line" > < a name = "l00403" > < / a > < span class = "lineno" > 403< / span >   }< span class = "comment" > //switch( rcode< / span > < / div >
< div class = "line" > < a name = "l00404" > < / a > < span class = "lineno" > 404< / span >   < / div >
< div class = "line" > < a name = "l00405" > < / a > < span class = "lineno" > 405< / span >   }< span class = "comment" > //while( timeout > millis() < / span > < / div >
< div class = "line" > < a name = "l00406" > < / a > < span class = "lineno" > 406< / span >   < span class = "keywordflow" > return< / span > ( rcode );< / div >
< div class = "line" > < a name = "l00407" > < / a > < span class = "lineno" > 407< / span >   }< / div >
< div class = "line" > < a name = "l00408" > < / a > < span class = "lineno" > 408< / span >   < / div >
< div class = "line" > < a name = "l00409" > < / a > < span class = "lineno" > 409< / span >   < span class = "comment" > /* USB main task. Performs enumeration/cleanup */< / span > < / div >
< div class = "line" > < a name = "l00410" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#aff8d1b2009c760bc27fb12762bd3c9b6" > 410< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "class_u_s_b.html#aff8d1b2009c760bc27fb12762bd3c9b6" > USB::Task< / a > ( < span class = "keywordtype" > void< / span > ) < span class = "comment" > //USB state machine< / span > < / div >
< div class = "line" > < a name = "l00411" > < / a > < span class = "lineno" > 411< / span >   {< / div >
< div class = "line" > < a name = "l00412" > < / a > < span class = "lineno" > 412< / span >   uint8_t rcode;< / div >
< div class = "line" > < a name = "l00413" > < / a > < span class = "lineno" > 413< / span >   uint8_t tmpdata;< / div >
< div class = "line" > < a name = "l00414" > < / a > < span class = "lineno" > 414< / span >   < span class = "keyword" > static< / span > < span class = "keywordtype" > unsigned< / span > < span class = "keywordtype" > long< / span > delay = 0;< / div >
< div class = "line" > < a name = "l00415" > < / a > < span class = "lineno" > 415< / span >   < a class = "code" href = "struct_u_s_b___d_e_v_i_c_e___d_e_s_c_r_i_p_t_o_r.html" > USB_DEVICE_DESCRIPTOR< / a > buf;< / div >
< div class = "line" > < a name = "l00416" > < / a > < span class = "lineno" > 416< / span >   < span class = "keywordtype" > bool< / span > lowspeed = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00417" > < / a > < span class = "lineno" > 417< / span >   < / div >
< div class = "line" > < a name = "l00418" > < / a > < span class = "lineno" > 418< / span >   < a class = "code" href = "class_m_a_x3421e.html#acb5728095a05814d6ae3c8ddb0452969" > MAX3421E::Task< / a > ();< / div >
< div class = "line" > < a name = "l00419" > < / a > < span class = "lineno" > 419< / span >   < / div >
< div class = "line" > < a name = "l00420" > < / a > < span class = "lineno" > 420< / span >   tmpdata = < a class = "code" href = "class_m_a_x3421e.html#a0353d430ba18466706337ed623a224e3" > getVbusState< / a > ();< / div >
< div class = "line" > < a name = "l00421" > < / a > < span class = "lineno" > 421< / span >   < / div >
< div class = "line" > < a name = "l00422" > < / a > < span class = "lineno" > 422< / span >   < span class = "comment" > /* modify USB task state if Vbus changed */< / span > < / div >
< div class = "line" > < a name = "l00423" > < / a > < span class = "lineno" > 423< / span >   < span class = "keywordflow" > switch< / span > ( tmpdata ) < / div >
< div class = "line" > < a name = "l00424" > < / a > < span class = "lineno" > 424< / span >   {< / div >
< div class = "line" > < a name = "l00425" > < / a > < span class = "lineno" > 425< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "max3421e_8h.html#a5c3d7b0a5b0933cfc0183cd36ea91f16" > SE1< / a > : < span class = "comment" > //illegal state< / span > < / div >
< div class = "line" > < a name = "l00426" > < / a > < span class = "lineno" > 426< / span >   usb_task_state = < a class = "code" href = "_usb_8h.html#aff6ab2376cd29385b20c2b63d4ddd26d" > USB_DETACHED_SUBSTATE_ILLEGAL< / a > ;< / div >
< div class = "line" > < a name = "l00427" > < / a > < span class = "lineno" > 427< / span >   lowspeed = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00428" > < / a > < span class = "lineno" > 428< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00429" > < / a > < span class = "lineno" > 429< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "max3421e_8h.html#a3cb02fdd2d36f8a755c4b1946a0b0063" > SE0< / a > : < span class = "comment" > //disconnected< / span > < / div >
< div class = "line" > < a name = "l00430" > < / a > < span class = "lineno" > 430< / span >   < span class = "keywordflow" > if< / span > (( usb_task_state & < a class = "code" href = "_usb_8h.html#a3168cf67661a2716677b9830f30b880c" > USB_STATE_MASK< / a > ) != < a class = "code" href = "_usb_8h.html#ae7fd7c5bb6dc87f44724dde2ad57df87" > USB_STATE_DETACHED< / a > ) < / div >
< div class = "line" > < a name = "l00431" > < / a > < span class = "lineno" > 431< / span >   usb_task_state = < a class = "code" href = "_usb_8h.html#a60a744d0f1386e4b28053a41bd6a958f" > USB_DETACHED_SUBSTATE_INITIALIZE< / a > ;< / div >
< div class = "line" > < a name = "l00432" > < / a > < span class = "lineno" > 432< / span >   lowspeed = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00433" > < / a > < span class = "lineno" > 433< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00434" > < / a > < span class = "lineno" > 434< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "max3421e_8h.html#aa05ee2be883f4b96948e18b0d55ab5c2" > LSHOST< / a > :< / div >
< div class = "line" > < a name = "l00435" > < / a > < span class = "lineno" > 435< / span >   lowspeed = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00436" > < / a > < span class = "lineno" > 436< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "max3421e_8h.html#a8ec45bdb8c5273e99c3ab89349cb43f9" > FSHOST< / a > : < span class = "comment" > //attached< / span > < / div >
< div class = "line" > < a name = "l00437" > < / a > < span class = "lineno" > 437< / span >   < span class = "keywordflow" > if< / span > (( usb_task_state & USB_STATE_MASK ) == < a class = "code" href = "_usb_8h.html#ae7fd7c5bb6dc87f44724dde2ad57df87" > USB_STATE_DETACHED< / a > ) < / div >
< div class = "line" > < a name = "l00438" > < / a > < span class = "lineno" > 438< / span >   {< / div >
< div class = "line" > < a name = "l00439" > < / a > < span class = "lineno" > 439< / span >   delay = millis() + < a class = "code" href = "_usb_8h.html#a1b082667723b29243b021a1829bdd8d6" > USB_SETTLE_DELAY< / a > ;< / div >
< div class = "line" > < a name = "l00440" > < / a > < span class = "lineno" > 440< / span >   usb_task_state = < a class = "code" href = "_usb_8h.html#aaadb20392558e23e3eba073e358a4493" > USB_ATTACHED_SUBSTATE_SETTLE< / a > ;< / div >
< div class = "line" > < a name = "l00441" > < / a > < span class = "lineno" > 441< / span >   }< / div >
< div class = "line" > < a name = "l00442" > < / a > < span class = "lineno" > 442< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00443" > < / a > < span class = "lineno" > 443< / span >   }< span class = "comment" > // switch( tmpdata< / span > < / div >
< div class = "line" > < a name = "l00444" > < / a > < span class = "lineno" > 444< / span >   < / div >
< div class = "line" > < a name = "l00445" > < / a > < span class = "lineno" > 445< / span >   < span class = "keywordflow" > for< / span > (uint8_t i=0; i< < a class = "code" href = "_usb_8h.html#a0282f9f7a0313f957e02449d7313b7b5" > USB_NUMDEVICES< / a > ; i++)< / div >
< div class = "line" > < a name = "l00446" > < / a > < span class = "lineno" > 446< / span >   < span class = "keywordflow" > if< / span > (devConfig[i])< / div >
< div class = "line" > < a name = "l00447" > < / a > < span class = "lineno" > 447< / span >   rcode = devConfig[i]-> < a class = "code" href = "class_u_s_b_device_config.html#a4961e92df3e75c38e6953fb08b11f8b6" > Poll< / a > ();< / div >
< div class = "line" > < a name = "l00448" > < / a > < span class = "lineno" > 448< / span >   < / div >
< div class = "line" > < a name = "l00449" > < / a > < span class = "lineno" > 449< / span >   < span class = "keywordflow" > switch< / span > ( usb_task_state ) {< / div >
< div class = "line" > < a name = "l00450" > < / a > < span class = "lineno" > 450< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "_usb_8h.html#a60a744d0f1386e4b28053a41bd6a958f" > USB_DETACHED_SUBSTATE_INITIALIZE< / a > :< / div >
< div class = "line" > < a name = "l00451" > < / a > < span class = "lineno" > 451< / span >   init();< / div >
< div class = "line" > < a name = "l00452" > < / a > < span class = "lineno" > 452< / span >   < / div >
< div class = "line" > < a name = "l00453" > < / a > < span class = "lineno" > 453< / span >   < span class = "keywordflow" > for< / span > (uint8_t i=0; i< < a class = "code" href = "_usb_8h.html#a0282f9f7a0313f957e02449d7313b7b5" > USB_NUMDEVICES< / a > ; i++)< / div >
< div class = "line" > < a name = "l00454" > < / a > < span class = "lineno" > 454< / span >   < span class = "keywordflow" > if< / span > (devConfig[i])< / div >
< div class = "line" > < a name = "l00455" > < / a > < span class = "lineno" > 455< / span >   rcode = devConfig[i]-> < a class = "code" href = "class_u_s_b_device_config.html#a74c06c5fe641b20faeeebd39e33248b3" > Release< / a > ();< / div >
< div class = "line" > < a name = "l00456" > < / a > < span class = "lineno" > 456< / span >   < / div >
< div class = "line" > < a name = "l00457" > < / a > < span class = "lineno" > 457< / span >   usb_task_state = < a class = "code" href = "_usb_8h.html#a3708f4e8166d5d099e1982aa956eacce" > USB_DETACHED_SUBSTATE_WAIT_FOR_DEVICE< / a > ;< / div >
< div class = "line" > < a name = "l00458" > < / a > < span class = "lineno" > 458< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00459" > < / a > < span class = "lineno" > 459< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "_usb_8h.html#a3708f4e8166d5d099e1982aa956eacce" > USB_DETACHED_SUBSTATE_WAIT_FOR_DEVICE< / a > : < span class = "comment" > //just sit here< / span > < / div >
< div class = "line" > < a name = "l00460" > < / a > < span class = "lineno" > 460< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00461" > < / a > < span class = "lineno" > 461< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "_usb_8h.html#aff6ab2376cd29385b20c2b63d4ddd26d" > USB_DETACHED_SUBSTATE_ILLEGAL< / a > : < span class = "comment" > //just sit here< / span > < / div >
< div class = "line" > < a name = "l00462" > < / a > < span class = "lineno" > 462< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00463" > < / a > < span class = "lineno" > 463< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "_usb_8h.html#aaadb20392558e23e3eba073e358a4493" > USB_ATTACHED_SUBSTATE_SETTLE< / a > : < span class = "comment" > //setlle time for just attached device < / span > < / div >
< div class = "line" > < a name = "l00464" > < / a > < span class = "lineno" > 464< / span >   < span class = "keywordflow" > if< / span > ( delay < millis() ) < / div >
< div class = "line" > < a name = "l00465" > < / a > < span class = "lineno" > 465< / span >   usb_task_state = < a class = "code" href = "_usb_8h.html#ada22633d6de30155a60cb19f6e6452fe" > USB_ATTACHED_SUBSTATE_RESET_DEVICE< / a > ;< / div >
< div class = "line" > < a name = "l00466" > < / a > < span class = "lineno" > 466< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00467" > < / a > < span class = "lineno" > 467< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "_usb_8h.html#ada22633d6de30155a60cb19f6e6452fe" > USB_ATTACHED_SUBSTATE_RESET_DEVICE< / a > :< / div >
< div class = "line" > < a name = "l00468" > < / a > < span class = "lineno" > 468< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#a7e82a85eb165f82afde45df5f98504ff" > rHCTL< / a > , < a class = "code" href = "max3421e_8h.html#ab59b41d6ecb3a04e5bfc38b0eee4aec0" > bmBUSRST< / a > ); < span class = "comment" > //issue bus reset< / span > < / div >
< div class = "line" > < a name = "l00469" > < / a > < span class = "lineno" > 469< / span >   usb_task_state = < a class = "code" href = "_usb_8h.html#a311f11b79c4020d771cd6930e0a3223d" > USB_ATTACHED_SUBSTATE_WAIT_RESET_COMPLETE< / a > ;< / div >
< div class = "line" > < a name = "l00470" > < / a > < span class = "lineno" > 470< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00471" > < / a > < span class = "lineno" > 471< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "_usb_8h.html#a311f11b79c4020d771cd6930e0a3223d" > USB_ATTACHED_SUBSTATE_WAIT_RESET_COMPLETE< / a > :< / div >
< div class = "line" > < a name = "l00472" > < / a > < span class = "lineno" > 472< / span >   < span class = "keywordflow" > if< / span > (( < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#a7e82a85eb165f82afde45df5f98504ff" > rHCTL< / a > ) & < a class = "code" href = "max3421e_8h.html#ab59b41d6ecb3a04e5bfc38b0eee4aec0" > bmBUSRST< / a > ) == 0 ) < / div >
< div class = "line" > < a name = "l00473" > < / a > < span class = "lineno" > 473< / span >   {< / div >
< div class = "line" > < a name = "l00474" > < / a > < span class = "lineno" > 474< / span >   tmpdata = < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#a330db4fc764b8ccae5214645c1ee5423" > rMODE< / a > ) | < a class = "code" href = "max3421e_8h.html#a1cde86dfa0124c81ebffcde9fdf61cc3" > bmSOFKAENAB< / a > ; < span class = "comment" > //start SOF generation< / span > < / div >
< div class = "line" > < a name = "l00475" > < / a > < span class = "lineno" > 475< / span >   < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( < a class = "code" href = "max3421e_8h.html#a330db4fc764b8ccae5214645c1ee5423" > rMODE< / a > , tmpdata );< / div >
< div class = "line" > < a name = "l00476" > < / a > < span class = "lineno" > 476< / span >   usb_task_state = < a class = "code" href = "_usb_8h.html#a2d69537e663e7d5f188004f0d25ec0cc" > USB_ATTACHED_SUBSTATE_WAIT_SOF< / a > ;< / div >
< div class = "line" > < a name = "l00477" > < / a > < span class = "lineno" > 477< / span >   delay = millis() + 20; < span class = "comment" > //20ms wait after reset per USB spec< / span > < / div >
< div class = "line" > < a name = "l00478" > < / a > < span class = "lineno" > 478< / span >   }< / div >
< div class = "line" > < a name = "l00479" > < / a > < span class = "lineno" > 479< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00480" > < / a > < span class = "lineno" > 480< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "_usb_8h.html#a2d69537e663e7d5f188004f0d25ec0cc" > USB_ATTACHED_SUBSTATE_WAIT_SOF< / a > : < span class = "comment" > //todo: change check order< / span > < / div >
< div class = "line" > < a name = "l00481" > < / a > < span class = "lineno" > 481< / span >   < span class = "keywordflow" > if< / span > ( < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( < a class = "code" href = "max3421e_8h.html#a9ab289252615caa2d19ceb4359d71a44" > rHIRQ< / a > ) & < a class = "code" href = "max3421e_8h.html#a042cc701398502fb70b8793ed76394ce" > bmFRAMEIRQ< / a > ) < span class = "comment" > //when first SOF received we can continue< / span > < / div >
< div class = "line" > < a name = "l00482" > < / a > < span class = "lineno" > 482< / span >   { < / div >
< div class = "line" > < a name = "l00483" > < / a > < span class = "lineno" > 483< / span >   < span class = "keywordflow" > if< / span > ( delay < millis() ) < span class = "comment" > //20ms passed< / span > < / div >
< div class = "line" > < a name = "l00484" > < / a > < span class = "lineno" > 484< / span >   usb_task_state = < a class = "code" href = "_usb_8h.html#aac8c844e6a20f42298d70e4438a029e5" > USB_STATE_CONFIGURING< / a > ;< / div >
< div class = "line" > < a name = "l00485" > < / a > < span class = "lineno" > 485< / span >   }< / div >
< div class = "line" > < a name = "l00486" > < / a > < span class = "lineno" > 486< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00487" > < / a > < span class = "lineno" > 487< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "_usb_8h.html#aac8c844e6a20f42298d70e4438a029e5" > USB_STATE_CONFIGURING< / a > :< / div >
< div class = "line" > < a name = "l00488" > < / a > < span class = "lineno" > 488< / span >   rcode = < a class = "code" href = "class_u_s_b.html#af4008dfc1c2d15c23cf8a7815cc17765" > Configuring< / a > (0, 0, lowspeed);< / div >
< div class = "line" > < a name = "l00489" > < / a > < span class = "lineno" > 489< / span >   < / div >
< div class = "line" > < a name = "l00490" > < / a > < span class = "lineno" > 490< / span >   < span class = "keywordflow" > if< / span > (rcode)< / div >
< div class = "line" > < a name = "l00491" > < / a > < span class = "lineno" > 491< / span >   {< / div >
< div class = "line" > < a name = "l00492" > < / a > < span class = "lineno" > 492< / span >   < span class = "keywordflow" > if< / span > (rcode != < a class = "code" href = "_usb_8h.html#a7cb7070e699b7815e3c45dc8f7dd67f1" > USB_DEV_CONFIG_ERROR_DEVICE_INIT_INCOMPLETE< / a > )< / div >
< div class = "line" > < a name = "l00493" > < / a > < span class = "lineno" > 493< / span >   {< / div >
< div class = "line" > < a name = "l00494" > < / a > < span class = "lineno" > 494< / span >   usb_error = rcode;< / div >
< div class = "line" > < a name = "l00495" > < / a > < span class = "lineno" > 495< / span >   usb_task_state = < a class = "code" href = "_usb_8h.html#a6fef5305841ac36f67d8ddb0bd9127d4" > USB_STATE_ERROR< / a > ;< / div >
< div class = "line" > < a name = "l00496" > < / a > < span class = "lineno" > 496< / span >   }< / div >
< div class = "line" > < a name = "l00497" > < / a > < span class = "lineno" > 497< / span >   }< / div >
< div class = "line" > < a name = "l00498" > < / a > < span class = "lineno" > 498< / span >   < span class = "keywordflow" > else< / span > < / div >
< div class = "line" > < a name = "l00499" > < / a > < span class = "lineno" > 499< / span >   usb_task_state = < a class = "code" href = "_usb_8h.html#a138c40c59f628eefbe273a8db0a96753" > USB_STATE_RUNNING< / a > ;< / div >
< div class = "line" > < a name = "l00500" > < / a > < span class = "lineno" > 500< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00501" > < / a > < span class = "lineno" > 501< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "_usb_8h.html#a138c40c59f628eefbe273a8db0a96753" > USB_STATE_RUNNING< / a > :< / div >
< div class = "line" > < a name = "l00502" > < / a > < span class = "lineno" > 502< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00503" > < / a > < span class = "lineno" > 503< / span >   < span class = "keywordflow" > case< / span > < a class = "code" href = "_usb_8h.html#a6fef5305841ac36f67d8ddb0bd9127d4" > USB_STATE_ERROR< / a > :< / div >
< div class = "line" > < a name = "l00504" > < / a > < span class = "lineno" > 504< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00505" > < / a > < span class = "lineno" > 505< / span >   } < span class = "comment" > // switch( usb_task_state )< / span > < / div >
< div class = "line" > < a name = "l00506" > < / a > < span class = "lineno" > 506< / span >   } < / div >
< div class = "line" > < a name = "l00507" > < / a > < span class = "lineno" > 507< / span >   < / div >
< div class = "line" > < a name = "l00508" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a5eb0d31372d26f0015a0d7be0b9ff4e1" > 508< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#a5eb0d31372d26f0015a0d7be0b9ff4e1" > USB::DefaultAddressing< / a > (uint8_t parent, uint8_t port, < span class = "keywordtype" > bool< / span > lowspeed)< / div >
< div class = "line" > < a name = "l00509" > < / a > < span class = "lineno" > 509< / span >   {< / div >
< div class = "line" > < a name = "l00510" > < / a > < span class = "lineno" > 510< / span >   uint8_t buf[12];< / div >
< div class = "line" > < a name = "l00511" > < / a > < span class = "lineno" > 511< / span >   uint8_t rcode;< / div >
< div class = "line" > < a name = "l00512" > < / a > < span class = "lineno" > 512< / span >   < a class = "code" href = "struct_usb_device.html" > UsbDevice< / a > *p0 = NULL, *p = NULL;< / div >
< div class = "line" > < a name = "l00513" > < / a > < span class = "lineno" > 513< / span >   < / div >
< div class = "line" > < a name = "l00514" > < / a > < span class = "lineno" > 514< / span >   < span class = "comment" > // Get pointer to pseudo device with address 0 assigned< / span > < / div >
< div class = "line" > < a name = "l00515" > < / a > < span class = "lineno" > 515< / span >   p0 = addrPool.< a class = "code" href = "class_address_pool_impl.html#aa3e12dda249ef6acbb27592fc8fe1cba" > GetUsbDevicePtr< / a > (0);< / div >
< div class = "line" > < a name = "l00516" > < / a > < span class = "lineno" > 516< / span >   < / div >
< div class = "line" > < a name = "l00517" > < / a > < span class = "lineno" > 517< / span >   < span class = "keywordflow" > if< / span > (!p0)< / div >
< div class = "line" > < a name = "l00518" > < / a > < span class = "lineno" > 518< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "_usb_8h.html#afe2fedb4b0ccc89a688c0b4b59691ce0" > USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL< / a > ;< / div >
< div class = "line" > < a name = "l00519" > < / a > < span class = "lineno" > 519< / span >   < / div >
< div class = "line" > < a name = "l00520" > < / a > < span class = "lineno" > 520< / span >   < span class = "keywordflow" > if< / span > (!p0-> < a class = "code" href = "struct_usb_device.html#a410d39fb7758157f57794335e990ed02" > epinfo< / a > )< / div >
< div class = "line" > < a name = "l00521" > < / a > < span class = "lineno" > 521< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "_usb_8h.html#af192c59cafe2192ad802b22e6dbc077d" > USB_ERROR_EPINFO_IS_NULL< / a > ;< / div >
< div class = "line" > < a name = "l00522" > < / a > < span class = "lineno" > 522< / span >   < / div >
< div class = "line" > < a name = "l00523" > < / a > < span class = "lineno" > 523< / span >   p0-> < a class = "code" href = "struct_usb_device.html#a86a815577ad7883437d3ca72b32b8e8a" > lowspeed< / a > = (lowspeed) ? < span class = "keyword" > true< / span > : < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00524" > < / a > < span class = "lineno" > 524< / span >   < / div >
< div class = "line" > < a name = "l00525" > < / a > < span class = "lineno" > 525< / span >   < span class = "comment" > // Allocate new address according to device class< / span > < / div >
< div class = "line" > < a name = "l00526" > < / a > < span class = "lineno" > 526< / span >   uint8_t bAddress = addrPool.< a class = "code" href = "class_address_pool_impl.html#a14657183c73c631754b31bd0cc588c87" > AllocAddress< / a > (parent, < span class = "keyword" > false< / span > , port);< / div >
< div class = "line" > < a name = "l00527" > < / a > < span class = "lineno" > 527< / span >   < / div >
< div class = "line" > < a name = "l00528" > < / a > < span class = "lineno" > 528< / span >   < span class = "keywordflow" > if< / span > (!bAddress)< / div >
< div class = "line" > < a name = "l00529" > < / a > < span class = "lineno" > 529< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "_usb_8h.html#a15370eb665cdded5514e69ca58d9f39d" > USB_ERROR_OUT_OF_ADDRESS_SPACE_IN_POOL< / a > ;< / div >
< div class = "line" > < a name = "l00530" > < / a > < span class = "lineno" > 530< / span >   < / div >
< div class = "line" > < a name = "l00531" > < / a > < span class = "lineno" > 531< / span >   p = addrPool.< a class = "code" href = "class_address_pool_impl.html#aa3e12dda249ef6acbb27592fc8fe1cba" > GetUsbDevicePtr< / a > (bAddress);< / div >
< div class = "line" > < a name = "l00532" > < / a > < span class = "lineno" > 532< / span >   < / div >
< div class = "line" > < a name = "l00533" > < / a > < span class = "lineno" > 533< / span >   < span class = "keywordflow" > if< / span > (!p)< / div >
< div class = "line" > < a name = "l00534" > < / a > < span class = "lineno" > 534< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "_usb_8h.html#afe2fedb4b0ccc89a688c0b4b59691ce0" > USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL< / a > ;< / div >
< div class = "line" > < a name = "l00535" > < / a > < span class = "lineno" > 535< / span >   < / div >
< div class = "line" > < a name = "l00536" > < / a > < span class = "lineno" > 536< / span >   p-> lowspeed = lowspeed;< / div >
< div class = "line" > < a name = "l00537" > < / a > < span class = "lineno" > 537< / span >   < / div >
< div class = "line" > < a name = "l00538" > < / a > < span class = "lineno" > 538< / span >   < span class = "comment" > // Assign new address to the device< / span > < / div >
< div class = "line" > < a name = "l00539" > < / a > < span class = "lineno" > 539< / span >   rcode = < a class = "code" href = "class_u_s_b.html#a3aea534daed66b5606fa798df7ad3c47" > setAddr< / a > ( 0, 0, bAddress );< / div >
< div class = "line" > < a name = "l00540" > < / a > < span class = "lineno" > 540< / span >   < / div >
< div class = "line" > < a name = "l00541" > < / a > < span class = "lineno" > 541< / span >   < span class = "keywordflow" > if< / span > (rcode)< / div >
< div class = "line" > < a name = "l00542" > < / a > < span class = "lineno" > 542< / span >   {< / div >
< div class = "line" > < a name = "l00543" > < / a > < span class = "lineno" > 543< / span >   addrPool.< a class = "code" href = "class_address_pool_impl.html#a3d59841faa336c359b0736ca45988ce5" > FreeAddress< / a > (bAddress);< / div >
< div class = "line" > < a name = "l00544" > < / a > < span class = "lineno" > 544< / span >   bAddress = 0;< / div >
< div class = "line" > < a name = "l00545" > < / a > < span class = "lineno" > 545< / span >   < span class = "keywordflow" > return< / span > rcode;< / div >
< div class = "line" > < a name = "l00546" > < / a > < span class = "lineno" > 546< / span >   }< / div >
< div class = "line" > < a name = "l00547" > < / a > < span class = "lineno" > 547< / span >   < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a name = "l00548" > < / a > < span class = "lineno" > 548< / span >   };< / div >
< div class = "line" > < a name = "l00549" > < / a > < span class = "lineno" > 549< / span >   < / div >
< div class = "line" > < a name = "l00550" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#af4008dfc1c2d15c23cf8a7815cc17765" > 550< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#af4008dfc1c2d15c23cf8a7815cc17765" > USB::Configuring< / a > (uint8_t parent, uint8_t port, < span class = "keywordtype" > bool< / span > lowspeed)< / div >
< div class = "line" > < a name = "l00551" > < / a > < span class = "lineno" > 551< / span >   {< / div >
< div class = "line" > < a name = "l00552" > < / a > < span class = "lineno" > 552< / span >   < span class = "keyword" > static< / span > uint8_t dev_index = 0;< / div >
< div class = "line" > < a name = "l00553" > < / a > < span class = "lineno" > 553< / span >   uint8_t rcode = 0;< / div >
< div class = "line" > < a name = "l00554" > < / a > < span class = "lineno" > 554< / span >   < / div >
< div class = "line" > < a name = "l00555" > < / a > < span class = "lineno" > 555< / span >   < span class = "keywordflow" > for< / span > (; devConfigIndex< < a class = "code" href = "_usb_8h.html#a0282f9f7a0313f957e02449d7313b7b5" > USB_NUMDEVICES< / a > ; devConfigIndex++)< / div >
< div class = "line" > < a name = "l00556" > < / a > < span class = "lineno" > 556< / span >   {< / div >
< div class = "line" > < a name = "l00557" > < / a > < span class = "lineno" > 557< / span >   < span class = "keywordflow" > if< / span > (!devConfig[devConfigIndex])< / div >
< div class = "line" > < a name = "l00558" > < / a > < span class = "lineno" > 558< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00559" > < / a > < span class = "lineno" > 559< / span >   < / div >
< div class = "line" > < a name = "l00560" > < / a > < span class = "lineno" > 560< / span >   rcode = devConfig[devConfigIndex]-> < a class = "code" href = "class_u_s_b_device_config.html#a391dc824a3271671890cebeb829b35ed" > Init< / a > (parent, port, lowspeed);< / div >
< div class = "line" > < a name = "l00561" > < / a > < span class = "lineno" > 561< / span >   < / div >
< div class = "line" > < a name = "l00562" > < / a > < span class = "lineno" > 562< / span >   < span class = "keywordflow" > if< / span > (!rcode)< / div >
< div class = "line" > < a name = "l00563" > < / a > < span class = "lineno" > 563< / span >   {< / div >
< div class = "line" > < a name = "l00564" > < / a > < span class = "lineno" > 564< / span >   devConfigIndex = 0;< / div >
< div class = "line" > < a name = "l00565" > < / a > < span class = "lineno" > 565< / span >   < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a name = "l00566" > < / a > < span class = "lineno" > 566< / span >   }< / div >
< div class = "line" > < a name = "l00567" > < / a > < span class = "lineno" > 567< / span >   < span class = "keywordflow" > if< / span > (!(rcode == < a class = "code" href = "_usb_8h.html#ae9e139d0fd29bb0b3e7afad2f76cd589" > USB_DEV_CONFIG_ERROR_DEVICE_NOT_SUPPORTED< / a > || rcode == < a class = "code" href = "_usb_8h.html#a44416ff64fc0e3691f98addac13d4595" > USB_ERROR_CLASS_INSTANCE_ALREADY_IN_USE< / a > ))< / div >
< div class = "line" > < a name = "l00568" > < / a > < span class = "lineno" > 568< / span >   {< / div >
< div class = "line" > < a name = "l00569" > < / a > < span class = "lineno" > 569< / span >   < span class = "comment" > // in case of an error dev_index should be reset to 0< / span > < / div >
< div class = "line" > < a name = "l00570" > < / a > < span class = "lineno" > 570< / span >   < span class = "comment" > // in order to start from the very beginning the < / span > < / div >
< div class = "line" > < a name = "l00571" > < / a > < span class = "lineno" > 571< / span >   < span class = "comment" > // next time the program gets here< / span > < / div >
< div class = "line" > < a name = "l00572" > < / a > < span class = "lineno" > 572< / span >   < span class = "keywordflow" > if< / span > (rcode != < a class = "code" href = "_usb_8h.html#a7cb7070e699b7815e3c45dc8f7dd67f1" > USB_DEV_CONFIG_ERROR_DEVICE_INIT_INCOMPLETE< / a > )< / div >
< div class = "line" > < a name = "l00573" > < / a > < span class = "lineno" > 573< / span >   devConfigIndex = 0;< / div >
< div class = "line" > < a name = "l00574" > < / a > < span class = "lineno" > 574< / span >   < / div >
< div class = "line" > < a name = "l00575" > < / a > < span class = "lineno" > 575< / span >   < span class = "keywordflow" > return< / span > rcode;< / div >
< div class = "line" > < a name = "l00576" > < / a > < span class = "lineno" > 576< / span >   }< / div >
< div class = "line" > < a name = "l00577" > < / a > < span class = "lineno" > 577< / span >   }< / div >
< div class = "line" > < a name = "l00578" > < / a > < span class = "lineno" > 578< / span >   < span class = "comment" > // if we get here that means that the device class is not supported by any of registered classes< / span > < / div >
< div class = "line" > < a name = "l00579" > < / a > < span class = "lineno" > 579< / span >   devConfigIndex = 0;< / div >
< div class = "line" > < a name = "l00580" > < / a > < span class = "lineno" > 580< / span >   < / div >
< div class = "line" > < a name = "l00581" > < / a > < span class = "lineno" > 581< / span >   rcode = < a class = "code" href = "class_u_s_b.html#a5eb0d31372d26f0015a0d7be0b9ff4e1" > DefaultAddressing< / a > (parent, port, lowspeed);< / div >
< div class = "line" > < a name = "l00582" > < / a > < span class = "lineno" > 582< / span >   < / div >
< div class = "line" > < a name = "l00583" > < / a > < span class = "lineno" > 583< / span >   < span class = "keywordflow" > return< / span > rcode;< / div >
< div class = "line" > < a name = "l00584" > < / a > < span class = "lineno" > 584< / span >   }< / div >
< div class = "line" > < a name = "l00585" > < / a > < span class = "lineno" > 585< / span >   < / div >
< div class = "line" > < a name = "l00586" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#ac681c6c98e1641f705bc14d670a2663a" > 586< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#ac681c6c98e1641f705bc14d670a2663a" > USB::ReleaseDevice< / a > (uint8_t addr)< / div >
< div class = "line" > < a name = "l00587" > < / a > < span class = "lineno" > 587< / span >   {< / div >
< div class = "line" > < a name = "l00588" > < / a > < span class = "lineno" > 588< / span >   < span class = "keywordflow" > if< / span > (!addr)< / div >
< div class = "line" > < a name = "l00589" > < / a > < span class = "lineno" > 589< / span >   < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a name = "l00590" > < / a > < span class = "lineno" > 590< / span >   < / div >
< div class = "line" > < a name = "l00591" > < / a > < span class = "lineno" > 591< / span >   < span class = "keywordflow" > for< / span > (uint8_t i=0; i< < a class = "code" href = "_usb_8h.html#a0282f9f7a0313f957e02449d7313b7b5" > USB_NUMDEVICES< / a > ; i++)< / div >
< div class = "line" > < a name = "l00592" > < / a > < span class = "lineno" > 592< / span >   < span class = "keywordflow" > if< / span > (devConfig[i]-> GetAddress() == addr)< / div >
< div class = "line" > < a name = "l00593" > < / a > < span class = "lineno" > 593< / span >   < span class = "keywordflow" > return< / span > devConfig[i]-> < a class = "code" href = "class_u_s_b_device_config.html#a74c06c5fe641b20faeeebd39e33248b3" > Release< / a > ();< / div >
< div class = "line" > < a name = "l00594" > < / a > < span class = "lineno" > 594< / span >   }< / div >
< div class = "line" > < a name = "l00595" > < / a > < span class = "lineno" > 595< / span >   < / div >
< div class = "line" > < a name = "l00596" > < / a > < span class = "lineno" > 596< / span >   < span class = "preprocessor" > #if 1 < / span > < / div >
< div class = "line" > < a name = "l00597" > < / a > < span class = "lineno" > 597< / span >   < span class = "preprocessor" > //get device descriptor< / span > < / div >
< div class = "line" > < a name = "l00598" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a193e63c149fad46adabd77ceb09b2b24" > 598< / a > < / span >   < span class = "preprocessor" > < / span > uint8_t < a class = "code" href = "class_u_s_b.html#a193e63c149fad46adabd77ceb09b2b24" title = "defined(USB_METHODS_INLINE)" > USB::getDevDescr< / a > ( uint8_t addr, uint8_t ep, uint16_t nbytes, uint8_t* dataptr ) < / div >
< div class = "line" > < a name = "l00599" > < / a > < span class = "lineno" > 599< / span >   {< / div >
< div class = "line" > < a name = "l00600" > < / a > < span class = "lineno" > 600< / span >   < span class = "keywordflow" > return< / span > ( < a class = "code" href = "class_u_s_b.html#a636695a5c3d35cd6b9e31c54edfacd7c" > ctrlReq< / a > ( addr, ep, < a class = "code" href = "_usb_8h.html#a060f3a6423f1e3640aa7b14d5ce72285" > bmREQ_GET_DESCR< / a > , < a class = "code" href = "usb__ch9_8h.html#a3572226ee2137c7fbf7487a02b0f560f" > USB_REQUEST_GET_DESCRIPTOR< / a > , 0x00, < a class = "code" href = "usb__ch9_8h.html#ac6d0566773ed4549fe1a7a932e6c46de" > USB_DESCRIPTOR_DEVICE< / a > , 0x0000, nbytes, nbytes, dataptr, NULL ));< / div >
< div class = "line" > < a name = "l00601" > < / a > < span class = "lineno" > 601< / span >   }< / div >
< div class = "line" > < a name = "l00602" > < / a > < span class = "lineno" > 602< / span >   < span class = "comment" > //get configuration descriptor < / span > < / div >
< div class = "line" > < a name = "l00603" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a618eedabc161d8315be45cae0c8b6f89" > 603< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#a618eedabc161d8315be45cae0c8b6f89" > USB::getConfDescr< / a > ( uint8_t addr, uint8_t ep, uint16_t nbytes, uint8_t conf, uint8_t* dataptr ) < / div >
< div class = "line" > < a name = "l00604" > < / a > < span class = "lineno" > 604< / span >   {< / div >
< div class = "line" > < a name = "l00605" > < / a > < span class = "lineno" > 605< / span >   < span class = "keywordflow" > return< / span > ( < a class = "code" href = "class_u_s_b.html#a636695a5c3d35cd6b9e31c54edfacd7c" > ctrlReq< / a > ( addr, ep, < a class = "code" href = "_usb_8h.html#a060f3a6423f1e3640aa7b14d5ce72285" > bmREQ_GET_DESCR< / a > , < a class = "code" href = "usb__ch9_8h.html#a3572226ee2137c7fbf7487a02b0f560f" > USB_REQUEST_GET_DESCRIPTOR< / a > , conf, < a class = "code" href = "usb__ch9_8h.html#aa17b365c4eb8bd2f6a4d4e4fb5f881c7" > USB_DESCRIPTOR_CONFIGURATION< / a > , 0x0000, nbytes, nbytes, dataptr, NULL ));< / div >
< div class = "line" > < a name = "l00606" > < / a > < span class = "lineno" > 606< / span >   }< / div >
< div class = "line" > < a name = "l00607" > < / a > < span class = "lineno" > 607< / span >   < / div >
< div class = "line" > < a name = "l00608" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a9ebd4acdc37b12bbab2ca893cb899eba" > 608< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#a618eedabc161d8315be45cae0c8b6f89" > USB::getConfDescr< / a > ( uint8_t addr, uint8_t ep, uint8_t conf, < a class = "code" href = "class_u_s_b_read_parser.html" > USBReadParser< / a > *p )< / div >
< div class = "line" > < a name = "l00609" > < / a > < span class = "lineno" > 609< / span >   {< / div >
< div class = "line" > < a name = "l00610" > < / a > < span class = "lineno" > 610< / span >   < span class = "keyword" > const< / span > uint8_t bufSize = 64;< / div >
< div class = "line" > < a name = "l00611" > < / a > < span class = "lineno" > 611< / span >   uint8_t buf[bufSize];< / div >
< div class = "line" > < a name = "l00612" > < / a > < span class = "lineno" > 612< / span >   < / div >
< div class = "line" > < a name = "l00613" > < / a > < span class = "lineno" > 613< / span >   uint8_t ret = < a class = "code" href = "class_u_s_b.html#a618eedabc161d8315be45cae0c8b6f89" > getConfDescr< / a > ( addr, ep, 8, conf, buf );< / div >
< div class = "line" > < a name = "l00614" > < / a > < span class = "lineno" > 614< / span >   < / div >
< div class = "line" > < a name = "l00615" > < / a > < span class = "lineno" > 615< / span >   < span class = "keywordflow" > if< / span > (ret)< / div >
< div class = "line" > < a name = "l00616" > < / a > < span class = "lineno" > 616< / span >   < span class = "keywordflow" > return< / span > ret;< / div >
< div class = "line" > < a name = "l00617" > < / a > < span class = "lineno" > 617< / span >   < / div >
< div class = "line" > < a name = "l00618" > < / a > < span class = "lineno" > 618< / span >   uint16_t total = ((< a class = "code" href = "struct_u_s_b___c_o_n_f_i_g_u_r_a_t_i_o_n___d_e_s_c_r_i_p_t_o_r.html" > USB_CONFIGURATION_DESCRIPTOR< / a > *)buf)-> wTotalLength;< / div >
< div class = "line" > < a name = "l00619" > < / a > < span class = "lineno" > 619< / span >   delay(100);< / div >
< div class = "line" > < a name = "l00620" > < / a > < span class = "lineno" > 620< / span >   < span class = "comment" > //USBTRACE2(" \r\ntotal conf.size:" , total);< / span > < / div >
< div class = "line" > < a name = "l00621" > < / a > < span class = "lineno" > 621< / span >   < / div >
< div class = "line" > < a name = "l00622" > < / a > < span class = "lineno" > 622< / span >   < span class = "keywordflow" > return< / span > ( < a class = "code" href = "class_u_s_b.html#a636695a5c3d35cd6b9e31c54edfacd7c" > ctrlReq< / a > ( addr, ep, < a class = "code" href = "_usb_8h.html#a060f3a6423f1e3640aa7b14d5ce72285" > bmREQ_GET_DESCR< / a > , < a class = "code" href = "usb__ch9_8h.html#a3572226ee2137c7fbf7487a02b0f560f" > USB_REQUEST_GET_DESCRIPTOR< / a > , conf, < a class = "code" href = "usb__ch9_8h.html#aa17b365c4eb8bd2f6a4d4e4fb5f881c7" > USB_DESCRIPTOR_CONFIGURATION< / a > , 0x0000, total, bufSize, buf, p ));< / div >
< div class = "line" > < a name = "l00623" > < / a > < span class = "lineno" > 623< / span >   }< / div >
< div class = "line" > < a name = "l00624" > < / a > < span class = "lineno" > 624< / span >   < / div >
< div class = "line" > < a name = "l00625" > < / a > < span class = "lineno" > 625< / span >   < span class = "comment" > //get string descriptor< / span > < / div >
< div class = "line" > < a name = "l00626" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a372ecbe1d23955e8b04b5e95e0e4a833" > 626< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#a372ecbe1d23955e8b04b5e95e0e4a833" > USB::getStrDescr< / a > ( uint8_t addr, uint8_t ep, uint16_t ns, uint8_t index, uint16_t langid, uint8_t* dataptr ) < / div >
< div class = "line" > < a name = "l00627" > < / a > < span class = "lineno" > 627< / span >   {< / div >
< div class = "line" > < a name = "l00628" > < / a > < span class = "lineno" > 628< / span >   < span class = "keywordflow" > return< / span > ( < a class = "code" href = "class_u_s_b.html#a636695a5c3d35cd6b9e31c54edfacd7c" > ctrlReq< / a > ( addr, ep, < a class = "code" href = "_usb_8h.html#a060f3a6423f1e3640aa7b14d5ce72285" > bmREQ_GET_DESCR< / a > , < a class = "code" href = "usb__ch9_8h.html#a3572226ee2137c7fbf7487a02b0f560f" > USB_REQUEST_GET_DESCRIPTOR< / a > , index, < a class = "code" href = "usb__ch9_8h.html#abbad38caa1ca9c52f47adccd3a850aed" > USB_DESCRIPTOR_STRING< / a > , langid, ns, ns, dataptr, NULL ));< / div >
< div class = "line" > < a name = "l00629" > < / a > < span class = "lineno" > 629< / span >   }< / div >
< div class = "line" > < a name = "l00630" > < / a > < span class = "lineno" > 630< / span >   < span class = "comment" > //set address < / span > < / div >
< div class = "line" > < a name = "l00631" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a3aea534daed66b5606fa798df7ad3c47" > 631< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#a3aea534daed66b5606fa798df7ad3c47" > USB::setAddr< / a > ( uint8_t oldaddr, uint8_t ep, uint8_t newaddr ) < / div >
< div class = "line" > < a name = "l00632" > < / a > < span class = "lineno" > 632< / span >   {< / div >
< div class = "line" > < a name = "l00633" > < / a > < span class = "lineno" > 633< / span >   < span class = "keywordflow" > return< / span > ( < a class = "code" href = "class_u_s_b.html#a636695a5c3d35cd6b9e31c54edfacd7c" > ctrlReq< / a > ( oldaddr, ep, < a class = "code" href = "_usb_8h.html#af4965e768593007eacde7644979f56da" > bmREQ_SET< / a > , < a class = "code" href = "usb__ch9_8h.html#ac87659819bfd6491120c819fae2d46bc" > USB_REQUEST_SET_ADDRESS< / a > , newaddr, 0x00, 0x0000, 0x0000, 0x0000, NULL, NULL ));< / div >
< div class = "line" > < a name = "l00634" > < / a > < span class = "lineno" > 634< / span >   }< / div >
< div class = "line" > < a name = "l00635" > < / a > < span class = "lineno" > 635< / span >   < span class = "comment" > //set configuration< / span > < / div >
< div class = "line" > < a name = "l00636" > < / a > < span class = "lineno" > < a class = "code" href = "class_u_s_b.html#a31e2c132ec32ffdde94dff72be87c378" > 636< / a > < / span >   uint8_t < a class = "code" href = "class_u_s_b.html#a31e2c132ec32ffdde94dff72be87c378" > USB::setConf< / a > ( uint8_t addr, uint8_t ep, uint8_t conf_value ) < / div >
< div class = "line" > < a name = "l00637" > < / a > < span class = "lineno" > 637< / span >   {< / div >
< div class = "line" > < a name = "l00638" > < / a > < span class = "lineno" > 638< / span >   < span class = "keywordflow" > return< / span > ( < a class = "code" href = "class_u_s_b.html#a636695a5c3d35cd6b9e31c54edfacd7c" > ctrlReq< / a > ( addr, ep, < a class = "code" href = "_usb_8h.html#af4965e768593007eacde7644979f56da" > bmREQ_SET< / a > , < a class = "code" href = "usb__ch9_8h.html#aadef005acc40340955d34d9767ef297c" > USB_REQUEST_SET_CONFIGURATION< / a > , conf_value, 0x00, 0x0000, 0x0000, 0x0000, NULL, NULL )); < / div >
< div class = "line" > < a name = "l00639" > < / a > < span class = "lineno" > 639< / span >   }< / div >
< div class = "line" > < a name = "l00640" > < / a > < span class = "lineno" > 640< / span >   < / div >
< div class = "line" > < a name = "l00641" > < / a > < span class = "lineno" > 641< / span >   < span class = "preprocessor" > #endif // defined(USB_METHODS_INLINE)< / span > < / div >
< div class = "line" > < a name = "l00642" > < / a > < span class = "lineno" > 642< / span >   < span class = "preprocessor" > < / span > < / div >
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