2013-01-30 22:00:18 +01:00
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
< html xmlns = "http://www.w3.org/1999/xhtml" >
< head >
< meta http-equiv = "Content-Type" content = "text/xhtml;charset=UTF-8" / >
< meta http-equiv = "X-UA-Compatible" content = "IE=9" / >
< meta name = "generator" content = "Doxygen 1.8.3.1" / >
< title > USB_Host_Shield_2.0: /Users/Lauszus/GitHub/USB_Host_Shield_2.0/usbhost.h Source File< / title >
< link href = "tabs.css" rel = "stylesheet" type = "text/css" / >
< script type = "text/javascript" src = "jquery.js" > < / script >
< script type = "text/javascript" src = "dynsections.js" > < / script >
< link href = "search/search.css" rel = "stylesheet" type = "text/css" / >
< script type = "text/javascript" src = "search/search.js" > < / script >
< script type = "text/javascript" >
$(document).ready(function() { searchBox.OnSelectItem(0); });
< / script >
< link href = "doxygen.css" rel = "stylesheet" type = "text/css" / >
< / head >
< body >
< div id = "top" > <!-- do not remove this div, it is closed by doxygen! -->
< div id = "titlearea" >
< table cellspacing = "0" cellpadding = "0" >
< tbody >
< tr style = "height: 56px;" >
< td style = "padding-left: 0.5em;" >
< div id = "projectname" > USB_Host_Shield_2.0
< / div >
< / td >
< / tr >
< / tbody >
< / table >
< / div >
<!-- end header part -->
<!-- Generated by Doxygen 1.8.3.1 -->
< script type = "text/javascript" >
var searchBox = new SearchBox("searchBox", "search",false,'Search');
< / script >
< div id = "navrow1" class = "tabs" >
< ul class = "tablist" >
< li > < a href = "index.html" > < span > Main  Page< / span > < / a > < / li >
< li > < a href = "pages.html" > < span > Related  Pages< / span > < / a > < / li >
< li > < a href = "annotated.html" > < span > Classes< / span > < / a > < / li >
< li class = "current" > < a href = "files.html" > < span > Files< / span > < / a > < / li >
< li >
< div id = "MSearchBox" class = "MSearchBoxInactive" >
< span class = "left" >
< img id = "MSearchSelect" src = "search/mag_sel.png"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
alt=""/>
< input type = "text" id = "MSearchField" value = "Search" accesskey = "S"
onfocus="searchBox.OnSearchFieldFocus(true)"
onblur="searchBox.OnSearchFieldFocus(false)"
onkeyup="searchBox.OnSearchFieldChange(event)"/>
< / span > < span class = "right" >
< a id = "MSearchClose" href = "javascript:searchBox.CloseResultsWindow()" > < img id = "MSearchCloseImg" border = "0" src = "search/close.png" alt = "" / > < / a >
< / span >
< / div >
< / li >
< / ul >
< / div >
< div id = "navrow2" class = "tabs2" >
< ul class = "tablist" >
< li > < a href = "files.html" > < span > File  List< / span > < / a > < / li >
< li > < a href = "globals.html" > < span > File  Members< / span > < / a > < / li >
< / ul >
< / div >
<!-- window showing the filter options -->
< div id = "MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
< a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(0)" > < span class = "SelectionMark" >   < / span > All< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(1)" > < span class = "SelectionMark" >   < / span > Classes< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(2)" > < span class = "SelectionMark" >   < / span > Files< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(3)" > < span class = "SelectionMark" >   < / span > Functions< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(4)" > < span class = "SelectionMark" >   < / span > Variables< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(5)" > < span class = "SelectionMark" >   < / span > Typedefs< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(6)" > < span class = "SelectionMark" >   < / span > Enumerations< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(7)" > < span class = "SelectionMark" >   < / span > Enumerator< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(8)" > < span class = "SelectionMark" >   < / span > Macros< / a > < a class = "SelectItem" href = "javascript:void(0)" onclick = "searchBox.OnSelectItem(9)" > < span class = "SelectionMark" >   < / span > Pages< / a > < / div >
<!-- iframe showing the search results (closed by default) -->
< div id = "MSearchResultsWindow" >
< iframe src = "javascript:void(0)" frameborder = "0"
name="MSearchResults" id="MSearchResults">
< / iframe >
< / div >
< div id = "nav-path" class = "navpath" >
< ul >
< li class = "navelem" > < a class = "el" href = "dir_c8a8870798f18a14afbce47230dc4059.html" > GitHub< / a > < / li > < li class = "navelem" > < a class = "el" href = "dir_8d22a5dfb299d0b3a2bdc551c5cdbd10.html" > USB_Host_Shield_2.0< / a > < / li > < / ul >
< / div >
< / div > <!-- top -->
< div class = "header" >
< div class = "headertitle" >
< div class = "title" > usbhost.h< / div > < / div >
< / div > <!-- header -->
< div class = "contents" >
< a href = "usbhost_8h.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" > /* MAX3421E-based USB Host Library header file */< / span > < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "preprocessor" > #ifndef _USBHOST_H_< / span > < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "preprocessor" > < / span > < span class = "preprocessor" > #define _USBHOST_H_< / span > < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < span class = "preprocessor" > < / span > < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "avrpins_8h.html" > avrpins.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "max3421e_8h.html" > max3421e.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "usb__ch9_8h.html" > usb_ch9.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   < / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   < span class = "comment" > /* SPI initialization */< / span > < / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > < a class = "code" href = "class_s_pi.html" > 27< / a > < / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > CLK, < span class = "keyword" > typename< / span > MOSI, < span class = "keyword" > typename< / span > MISO, < span class = "keyword" > typename< / span > SPI_SS > < span class = "keyword" > class < / span > < a class = "code" href = "class_s_pi.html" > SPi< / a > < / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   {< / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > < a class = "code" href = "class_s_pi.html#ad26219fa147c50cd1cac105a235ee997" > 30< / a > < / span >   < span class = "keyword" > static< / span > < span class = "keywordtype" > void< / span > < a class = "code" href = "class_s_pi.html#ad26219fa147c50cd1cac105a235ee997" > init< / a > () {< / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   uint8_t tmp; < / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   CLK::SetDirWrite();< / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   MOSI::SetDirWrite();< / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   MISO::SetDirRead();< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   SPI_SS::SetDirWrite();< / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   < span class = "comment" > /* mode 00 (CPOL=0, CPHA=0) master, fclk/2. Mode 11 (CPOL=11, CPHA=11) is also supported by MAX3421E */< / span > < / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   SPCR = 0x50;< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   SPSR = 0x01;< / 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 >   tmp = SPSR;< / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   tmp = SPDR;< / 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 >   }; < / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   < / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   < span class = "comment" > /* SPI pin definitions. see avrpins.h */< / span > < / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < span class = "preprocessor" > #if defined(__AVR_ATmega1280__) || (__AVR_ATmega2560__) || defined(__AVR_ATmega32U4__) || defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB1286__)< / span > < / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   < span class = "preprocessor" > < / span > < span class = "keyword" > typedef< / span > < a class = "code" href = "class_s_pi.html" > SPi< Pb1, Pb2, Pb3, Pb0 > < / a > spi;< / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   < span class = "preprocessor" > #endif< / span > < / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   < span class = "preprocessor" > < / span > < span class = "preprocessor" > #if defined(__AVR_ATmega168__) || defined(__AVR_ATmega328P__)< / span > < / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   < span class = "preprocessor" > < / span > < span class = "keyword" > typedef< / span > < a class = "code" href = "class_s_pi.html" > SPi< Pb5, Pb3, Pb4, Pb2 > < / a > spi;< / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < span class = "preprocessor" > #endif< / span > < / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   < span class = "preprocessor" > < / span > < span class = "preprocessor" > #if defined(__AVR_ATmega644__) || defined(__AVR_ATmega644P__)< / span > < / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   < span class = "preprocessor" > < / span > < span class = "keyword" > typedef< / span > < a class = "code" href = "class_s_pi.html" > SPi< Pb7, Pb5, Pb6, Pb4 > < / a > spi;< / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   < span class = "preprocessor" > #endif< / span > < / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   < span class = "preprocessor" > < / span > < / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html" > 56< / a > < / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < span class = "keyword" > class < / span > < a class = "code" href = "class_m_a_x3421e.html" > MAX3421e< / a > < span class = "comment" > /* : public spi */< / span > < / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   {< / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   < span class = "keyword" > static< / span > uint8_t vbusState;< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   < / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   < a class = "code" href = "class_m_a_x3421e.html#ac8b4177b9941d02042605d564fb37d0b" > MAX3421e< / a > ();< / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > regWr< / a > ( uint8_t reg, uint8_t data );< / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   uint8_t* < a class = "code" href = "class_m_a_x3421e.html#ac61db72bd5952916cdc6edc20e1c763c" > bytesWr< / a > ( uint8_t reg, uint8_t nbytes, uint8_t* data_p );< / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "class_m_a_x3421e.html#a7b925f552f25cb26eb317f73f9ade664" > gpioWr< / a > ( uint8_t data );< / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   uint8_t < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > regRd< / a > ( uint8_t reg );< / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   uint8_t* < a class = "code" href = "class_m_a_x3421e.html#af1ceb905ac614b98d58579946587b083" > bytesRd< / a > ( uint8_t reg, uint8_t nbytes, uint8_t* data_p );< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   uint8_t < a class = "code" href = "class_m_a_x3421e.html#a3ceb313de4a652ebd49b9b4eeb763826" > gpioRd< / a > ();< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   uint16_t < a class = "code" href = "class_m_a_x3421e.html#ad2b85831a551d8e30496882ce7e57fd2" > reset< / a > ();< / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   int8_t < a class = "code" href = "class_m_a_x3421e.html#a8414e5a161ca272e435b9ab7f5db92ea" > Init< / a > ();< / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html#a0353d430ba18466706337ed623a224e3" > 70< / a > < / span >   uint8_t < a class = "code" href = "class_m_a_x3421e.html#a0353d430ba18466706337ed623a224e3" > getVbusState< / a > ( < span class = "keywordtype" > void< / span > ) { < span class = "keywordflow" > return< / span > vbusState; };< / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "class_m_a_x3421e.html#a23e4762107dd807520c8a8ed21ed97a2" > busprobe< / a > ();< / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   uint8_t < a class = "code" href = "class_m_a_x3421e.html#af1b6b02fc7dc05a2c7ae660076d9961a" > GpxHandler< / a > ();< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   uint8_t < a class = "code" href = "class_m_a_x3421e.html#a6da568ef3f5a7188d94f0287f6e7ad3a" > IntHandler< / a > ();< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   uint8_t < a class = "code" href = "class_m_a_x3421e.html#acb5728095a05814d6ae3c8ddb0452969" > Task< / a > ();< / 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 >   < / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   uint8_t < a class = "code" href = "class_m_a_x3421e.html" > MAX3421e< SS, INTR > ::vbusState< / a > = 0;< / 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 = "comment" > /* constructor */< / span > < / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html#ac8b4177b9941d02042605d564fb37d0b" > 82< / a > < / span >   < a class = "code" href = "class_m_a_x3421e.html#ac8b4177b9941d02042605d564fb37d0b" > MAX3421e< SS, INTR > ::MAX3421e< / a > ()< / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   {< / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   < span class = "comment" > /* pin and peripheral setup */< / span > < / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   SS::SetDirWrite();< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   SS::Set();< / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   spi::init();< / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   INTR::SetDirRead();< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   < span class = "preprocessor" > #ifdef BOARD_MEGA_ADK < / span > < / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   < span class = "preprocessor" > < / span > < span class = "comment" > /* For Mega ADK, which has Max3421e on-board, set MAX_RESET to Output mode, and pull Reset to HIGH */< / span > < / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   DDRJ |= _BV(PJ2);< / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   PORTJ & = ~_BV(PJ2);< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   PORTJ |= _BV(PJ2);< / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   < span class = "preprocessor" > #endif < / span > < / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   < span class = "preprocessor" > < / span > < / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   < span class = "comment" > /* MAX3421E - full-duplex SPI, level interrupt */< / span > < / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a6b9f9d34ace73b82db1d41b870942fae" > rPINCTL< / a > ,( < a class = "code" href = "max3421e_8h.html#a0bdabdb078bf1dcc89d654432bff40fa" > bmFDUPSPI< / a > + < a class = "code" href = "max3421e_8h.html#ac43fd01b46413767deb91becd3506de0" > bmINTLEVEL< / a > ));< / 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 = "comment" > /* write single byte into MAX3421 register */< / span > < / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > 101< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "class_m_a_x3421e.html#a74e387200f57bc03152247d630c166aa" > MAX3421e< SS, INTR > ::regWr< / a > ( uint8_t reg, uint8_t data )< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   {< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   SS::Clear();< / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   SPDR = ( reg | 0x02 );< / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   < span class = "keywordflow" > while< / span > (!( SPSR & ( 1 < < SPIF )));< / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   SPDR = data;< / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   < span class = "keywordflow" > while< / span > (!( SPSR & ( 1 < < SPIF )));< / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   SS::Set();< / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   };< / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   < span class = "comment" > /* multiple-byte write */< / span > < / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   < span class = "comment" > /* returns a pointer to memory position after last written */< / span > < / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > 113< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html#ac61db72bd5952916cdc6edc20e1c763c" > 114< / a > < / span >   uint8_t* < a class = "code" href = "class_m_a_x3421e.html#ac61db72bd5952916cdc6edc20e1c763c" > MAX3421e< SS, INTR > ::bytesWr< / a > ( uint8_t reg, uint8_t nbytes, uint8_t* data_p )< / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > 115< / span >   {< / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   SS::Clear();< / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   SPDR = ( reg | 0x02 ); < span class = "comment" > //set WR bit and send register number< / span > < / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   < span class = "keywordflow" > while< / span > ( nbytes-- ) {< / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   < span class = "keywordflow" > while< / span > (!( SPSR & ( 1 < < SPIF ))); < span class = "comment" > //check if previous byte was sent< / span > < / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   SPDR = ( *data_p ); < span class = "comment" > // send next data byte< / span > < / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   data_p++; < span class = "comment" > // advance data pointer< / span > < / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   }< / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   < span class = "keywordflow" > while< / span > (!( SPSR & ( 1 < < SPIF )));< / div >
< div class = "line" > < a name = "l00124" > < / a > < span class = "lineno" > 124< / span >   SS::Set();< / div >
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   < span class = "keywordflow" > return< / span > ( data_p );< / 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 = "comment" > /* GPIO write */< / span > < / div >
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   < span class = "comment" > /*GPIO byte is split between 2 registers, so two writes are needed to write one byte */< / span > < / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   < span class = "comment" > /* GPOUT bits are in the low nibble. 0-3 in IOPINS1, 4-7 in IOPINS2 */< / span > < / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html#a7b925f552f25cb26eb317f73f9ade664" > 131< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "class_m_a_x3421e.html#a7b925f552f25cb26eb317f73f9ade664" > MAX3421e< SS, INTR > ::gpioWr< / a > ( uint8_t data )< / div >
< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > 132< / span >   {< / div >
< div class = "line" > < a name = "l00133" > < / a > < span class = "lineno" > 133< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a1ba1328dff83f8441af904a3e45620ec" > rIOPINS1< / a > , data );< / div >
< div class = "line" > < a name = "l00134" > < / a > < span class = "lineno" > 134< / span >   data > > = 4;< / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > 135< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a0ef7bfe2ee160a40a48ff4fa093b91de" > rIOPINS2< / a > , data );< / div >
< div class = "line" > < a name = "l00136" > < / a > < span class = "lineno" > 136< / span >   < span class = "keywordflow" > return< / span > ; < / 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 = "comment" > /* single host register read */< / span > < / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < / div >
< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > 140< / a > < / span >   uint8_t < a class = "code" href = "class_m_a_x3421e.html#ae7faae82a8d68c38b43833b8fddcb8e8" > MAX3421e< SS, INTR > ::regRd< / a > ( uint8_t reg )< / 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 >   SS::Clear();< / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   SPDR = reg;< / div >
< div class = "line" > < a name = "l00144" > < / a > < span class = "lineno" > 144< / span >   < span class = "keywordflow" > while< / span > (!( SPSR & ( 1 < < SPIF )));< / div >
< div class = "line" > < a name = "l00145" > < / a > < span class = "lineno" > 145< / span >   SPDR = 0; < span class = "comment" > //send empty byte< / span > < / div >
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   < span class = "keywordflow" > while< / span > (!( SPSR & ( 1 < < SPIF )));< / div >
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > 147< / span >   SS::Set();< / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   < span class = "keywordflow" > return< / span > ( SPDR );< / 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 >   < span class = "comment" > /* multiple-byte register read */< / span > < / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   < span class = "comment" > /* returns a pointer to a memory position after last read */< / span > < / div >
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < / div >
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html#af1ceb905ac614b98d58579946587b083" > 153< / a > < / span >   uint8_t* < a class = "code" href = "class_m_a_x3421e.html#af1ceb905ac614b98d58579946587b083" > MAX3421e< SS, INTR > ::bytesRd< / a > ( uint8_t reg, uint8_t nbytes, uint8_t* data_p )< / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   {< / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   SS::Clear();< / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   SPDR = reg; < / div >
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   < span class = "keywordflow" > while< / span > (!( SPSR & ( 1 < < SPIF ))); < span class = "comment" > //wait< / span > < / div >
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   < span class = "keywordflow" > while< / span > ( nbytes ) {< / div >
< div class = "line" > < a name = "l00159" > < / a > < span class = "lineno" > 159< / span >   SPDR = 0; < span class = "comment" > //send empty byte< / span > < / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   nbytes--;< / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   < span class = "keywordflow" > while< / span > (!( SPSR & ( 1 < < SPIF )));< / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   *data_p = SPDR;< / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   data_p++;< / div >
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   }< / div >
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > 165< / span >   SS::Set();< / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > 166< / span >   < span class = "keywordflow" > return< / span > ( data_p );< / div >
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   }< / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   < span class = "comment" > /* GPIO read. See gpioWr for explanation */< / span > < / div >
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   < span class = "comment" > /* GPIN pins are in high nibbles of IOPINS1, IOPINS2 */< / span > < / div >
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > 170< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html#a3ceb313de4a652ebd49b9b4eeb763826" > 171< / a > < / span >   uint8_t < a class = "code" href = "class_m_a_x3421e.html#a3ceb313de4a652ebd49b9b4eeb763826" > MAX3421e< SS, INTR > ::gpioRd< / a > ()< / 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 >   uint8_t gpin = 0;< / div >
< div class = "line" > < a name = "l00174" > < / a > < span class = "lineno" > 174< / span >   gpin = regRd( < a class = "code" href = "max3421e_8h.html#a0ef7bfe2ee160a40a48ff4fa093b91de" > rIOPINS2< / a > ); < span class = "comment" > //pins 4-7< / span > < / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   gpin & = 0xf0; < span class = "comment" > //clean lower nibble< / span > < / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   gpin |= ( regRd( < a class = "code" href = "max3421e_8h.html#a1ba1328dff83f8441af904a3e45620ec" > rIOPINS1< / a > ) > > 4 ) ; < span class = "comment" > //shift low bits and OR with upper from previous operation.< / span > < / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   < span class = "keywordflow" > return< / span > ( gpin );< / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   }< / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   < span class = "comment" > /* reset MAX3421E. Returns number of cycles it took for PLL to stabilize after reset< / span > < / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   < span class = "comment" > or zero if PLL haven' t stabilized in 65535 cycles */< / span > < / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < / div >
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html#ad2b85831a551d8e30496882ce7e57fd2" > 182< / a > < / span >   uint16_t < a class = "code" href = "class_m_a_x3421e.html#ad2b85831a551d8e30496882ce7e57fd2" > MAX3421e< SS, INTR > ::reset< / a > ()< / div >
< div class = "line" > < a name = "l00183" > < / a > < span class = "lineno" > 183< / span >   {< / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   uint16_t i = 0;< / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a1bbe8e1e02d9c61c36a84ce452e49264" > rUSBCTL< / a > , < a class = "code" href = "max3421e_8h.html#ab1962423aacdcc5807722237974ee0ba" > bmCHIPRES< / a > );< / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a1bbe8e1e02d9c61c36a84ce452e49264" > rUSBCTL< / a > , 0x00 );< / div >
< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   < span class = "keywordflow" > while< / span > ( ++i ) {< / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   < span class = "keywordflow" > if< / span > (( regRd( < a class = "code" href = "max3421e_8h.html#a1082650791b2a5cffb39d3caab1f48c7" > rUSBIRQ< / a > ) & < a class = "code" href = "max3421e_8h.html#add73c33bb1cdb3b875f57cfa4ffdcad0" > bmOSCOKIRQ< / a > )) {< / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > 190< / span >   }< / 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" > return< / span > ( i );< / div >
< div class = "line" > < a name = "l00193" > < / a > < span class = "lineno" > 193< / span >   }< / div >
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   < span class = "comment" > //template< typename SS, typename INTR > < / span > < / div >
< div class = "line" > < a name = "l00196" > < / a > < span class = "lineno" > 196< / span >   < span class = "comment" > //int8_t MAX3421e< SS, INTR > ::Init()< / span > < / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > 197< / span >   < span class = "comment" > //{< / span > < / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   < span class = "comment" > // if( reset() == 0 ) { //OSCOKIRQ hasn' t asserted in time< / span > < / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > 199< / span >   < span class = "comment" > // return ( -1 );< / span > < / div >
< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   < span class = "comment" > // }< / span > < / div >
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   < span class = "comment" > // regWr( rMODE, bmDPPULLDN|bmDMPULLDN|bmHOST ); // set pull-downs, Host< / span > < / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   < span class = "comment" > // < / span > < / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   < span class = "comment" > // return( 0 );< / span > < / div >
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   < span class = "comment" > //}< / span > < / div >
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   < span class = "comment" > /* initialize MAX3421E. Set Host mode, pullups, and stuff. Returns 0 if success, -1 if not */< / span > < / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html#a8414e5a161ca272e435b9ab7f5db92ea" > 207< / a > < / span >   int8_t < a class = "code" href = "class_m_a_x3421e.html#a8414e5a161ca272e435b9ab7f5db92ea" > MAX3421e< SS, INTR > ::Init< / a > ()< / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   {< / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   < span class = "keywordflow" > if< / span > ( reset() == 0 ) < / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   { < span class = "comment" > //OSCOKIRQ hasn' t asserted in time< / span > < / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   < span class = "keywordflow" > return< / span > ( -1 );< / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   }< / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a330db4fc764b8ccae5214645c1ee5423" > rMODE< / a > , < a class = "code" href = "max3421e_8h.html#abf795283162c960c28a14cdebd1e1894" > bmDPPULLDN< / a > |< a class = "code" href = "max3421e_8h.html#a8883bd99c93d3bf820ab3be677922e85" > bmDMPULLDN< / a > |< a class = "code" href = "max3421e_8h.html#a59ab4e3dc0a4188b74ceb405833f5d3c" > bmHOST< / a > ); < span class = "comment" > // set pull-downs, Host< / span > < / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > 214< / span >   < / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a9eb44efd473c493d40ad42bc52289de6" > rHIEN< / a > , < a class = "code" href = "max3421e_8h.html#a3b359995b8bc2c98d5987d90bc4d85eb" > bmCONDETIE< / a > |< a class = "code" href = "max3421e_8h.html#a16e643bd8f6523b174d586218f40dbc5" > bmFRAMEIE< / a > ); < span class = "comment" > //connection detection< / span > < / 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 >   < span class = "comment" > /* check if device is connected */< / span > < / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a7e82a85eb165f82afde45df5f98504ff" > rHCTL< / a > ,< a class = "code" href = "max3421e_8h.html#af3d664335016e139354f2f6a99febff2" > bmSAMPLEBUS< / a > ); < span class = "comment" > // sample USB bus< / span > < / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   < span class = "keywordflow" > while< / span > (!(regRd( < a class = "code" href = "max3421e_8h.html#a7e82a85eb165f82afde45df5f98504ff" > rHCTL< / a > ) & < a class = "code" href = "max3421e_8h.html#af3d664335016e139354f2f6a99febff2" > bmSAMPLEBUS< / a > )); < span class = "comment" > //wait for sample operation to finish< / span > < / div >
< div class = "line" > < a name = "l00220" > < / a > < span class = "lineno" > 220< / span >   < / div >
< div class = "line" > < a name = "l00221" > < / a > < span class = "lineno" > 221< / span >   busprobe(); < span class = "comment" > //check if anything is connected< / span > < / div >
< div class = "line" > < a name = "l00222" > < / a > < span class = "lineno" > 222< / span >   < / div >
< div class = "line" > < a name = "l00223" > < / a > < span class = "lineno" > 223< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a9ab289252615caa2d19ceb4359d71a44" > rHIRQ< / a > , < a class = "code" href = "max3421e_8h.html#ac915bfa0fd869c8c841c106fe468c3b5" > bmCONDETIRQ< / a > ); < span class = "comment" > //clear connection detect interrupt < / span > < / div >
< div class = "line" > < a name = "l00224" > < / a > < span class = "lineno" > 224< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a53da9de92c56d0cdac2a09ca10e94455" > rCPUCTL< / a > , 0x01 ); < span class = "comment" > //enable interrupt pin< / span > < / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   < span class = "keywordflow" > return< / span > ( 0 );< / 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 >   < / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > 228< / span >   < span class = "comment" > /* probe bus to determine device presense and speed and switch host to this speed */< / span > < / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html#a23e4762107dd807520c8a8ed21ed97a2" > 230< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "class_m_a_x3421e.html#a23e4762107dd807520c8a8ed21ed97a2" > MAX3421e< SS, INTR > ::busprobe< / a > ()< / div >
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > 231< / span >   {< / div >
< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   uint8_t bus_sample;< / div >
< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   bus_sample = regRd( < a class = "code" href = "max3421e_8h.html#a246dbd203f68062fab34f2869b76e479" > rHRSL< / a > ); < span class = "comment" > //Get J,K status< / span > < / div >
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > 234< / span >   bus_sample & = ( < a class = "code" href = "max3421e_8h.html#a8ea246f6fcbb926999a828b5fd4a2da8" > bmJSTATUS< / a > |< a class = "code" href = "max3421e_8h.html#af85b57e6dc78e03bc68949822f66b6de" > bmKSTATUS< / a > ); < span class = "comment" > //zero the rest of the byte< / span > < / div >
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   < span class = "keywordflow" > switch< / span > ( bus_sample ) { < span class = "comment" > //start full-speed or low-speed host < / span > < / div >
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   < span class = "keywordflow" > case< / span > ( < a class = "code" href = "max3421e_8h.html#a8ea246f6fcbb926999a828b5fd4a2da8" > bmJSTATUS< / a > ):< / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   < span class = "keywordflow" > if< / span > (( regRd( < a class = "code" href = "max3421e_8h.html#a330db4fc764b8ccae5214645c1ee5423" > rMODE< / a > ) & < a class = "code" href = "max3421e_8h.html#a9744878036529e375f3b017b22b1eda2" > bmLOWSPEED< / a > ) == 0 ) {< / div >
< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > 238< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a330db4fc764b8ccae5214645c1ee5423" > rMODE< / a > , < a class = "code" href = "max3421e_8h.html#a456c3175b4836ed1d2b276faeba55121" > MODE_FS_HOST< / a > ); < span class = "comment" > //start full-speed host< / span > < / div >
< div class = "line" > < a name = "l00239" > < / a > < span class = "lineno" > 239< / span >   vbusState = < a class = "code" href = "max3421e_8h.html#a8ec45bdb8c5273e99c3ab89349cb43f9" > FSHOST< / a > ;< / div >
< div class = "line" > < a name = "l00240" > < / a > < span class = "lineno" > 240< / span >   }< / div >
< div class = "line" > < a name = "l00241" > < / a > < span class = "lineno" > 241< / span >   < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00242" > < / a > < span class = "lineno" > 242< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a330db4fc764b8ccae5214645c1ee5423" > rMODE< / a > , < a class = "code" href = "max3421e_8h.html#ab3da1b5bd1f43ba9f9da604841ba8802" > MODE_LS_HOST< / a > ); < span class = "comment" > //start low-speed host< / span > < / div >
< div class = "line" > < a name = "l00243" > < / a > < span class = "lineno" > 243< / span >   vbusState = < a class = "code" href = "max3421e_8h.html#aa05ee2be883f4b96948e18b0d55ab5c2" > LSHOST< / a > ;< / div >
< div class = "line" > < a name = "l00244" > < / a > < span class = "lineno" > 244< / span >   }< / div >
< div class = "line" > < a name = "l00245" > < / a > < span class = "lineno" > 245< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00246" > < / a > < span class = "lineno" > 246< / span >   < span class = "keywordflow" > case< / span > ( < a class = "code" href = "max3421e_8h.html#af85b57e6dc78e03bc68949822f66b6de" > bmKSTATUS< / a > ):< / div >
< div class = "line" > < a name = "l00247" > < / a > < span class = "lineno" > 247< / span >   < span class = "keywordflow" > if< / span > (( regRd( < a class = "code" href = "max3421e_8h.html#a330db4fc764b8ccae5214645c1ee5423" > rMODE< / a > ) & bmLOWSPEED ) == 0 ) {< / div >
< div class = "line" > < a name = "l00248" > < / a > < span class = "lineno" > 248< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a330db4fc764b8ccae5214645c1ee5423" > rMODE< / a > , < a class = "code" href = "max3421e_8h.html#ab3da1b5bd1f43ba9f9da604841ba8802" > MODE_LS_HOST< / a > ); < span class = "comment" > //start low-speed host< / span > < / div >
< div class = "line" > < a name = "l00249" > < / a > < span class = "lineno" > 249< / span >   vbusState = < a class = "code" href = "max3421e_8h.html#aa05ee2be883f4b96948e18b0d55ab5c2" > LSHOST< / a > ;< / div >
< div class = "line" > < a name = "l00250" > < / a > < span class = "lineno" > 250< / span >   }< / div >
< div class = "line" > < a name = "l00251" > < / a > < span class = "lineno" > 251< / span >   < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00252" > < / a > < span class = "lineno" > 252< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a330db4fc764b8ccae5214645c1ee5423" > rMODE< / a > , < a class = "code" href = "max3421e_8h.html#a456c3175b4836ed1d2b276faeba55121" > MODE_FS_HOST< / a > ); < span class = "comment" > //start full-speed host< / span > < / div >
< div class = "line" > < a name = "l00253" > < / a > < span class = "lineno" > 253< / span >   vbusState = < a class = "code" href = "max3421e_8h.html#a8ec45bdb8c5273e99c3ab89349cb43f9" > FSHOST< / a > ;< / div >
< div class = "line" > < a name = "l00254" > < / a > < span class = "lineno" > 254< / span >   }< / div >
< div class = "line" > < a name = "l00255" > < / a > < span class = "lineno" > 255< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00256" > < / a > < span class = "lineno" > 256< / span >   < span class = "keywordflow" > case< / span > ( < a class = "code" href = "max3421e_8h.html#ad18cd77a4d34c4e0d4d9b5cfbaadc74f" > bmSE1< / a > ): < span class = "comment" > //illegal state< / span > < / div >
< div class = "line" > < a name = "l00257" > < / a > < span class = "lineno" > 257< / span >   vbusState = < a class = "code" href = "max3421e_8h.html#a5c3d7b0a5b0933cfc0183cd36ea91f16" > SE1< / a > ;< / div >
< div class = "line" > < a name = "l00258" > < / a > < span class = "lineno" > 258< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00259" > < / a > < span class = "lineno" > 259< / span >   < span class = "keywordflow" > case< / span > ( < a class = "code" href = "max3421e_8h.html#a601304fe868d2f4b84a504fc5599d703" > bmSE0< / a > ): < span class = "comment" > //disconnected state< / span > < / div >
< div class = "line" > < a name = "l00260" > < / a > < span class = "lineno" > 260< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a330db4fc764b8ccae5214645c1ee5423" > rMODE< / a > , < a class = "code" href = "max3421e_8h.html#abf795283162c960c28a14cdebd1e1894" > bmDPPULLDN< / a > |< a class = "code" href = "max3421e_8h.html#a8883bd99c93d3bf820ab3be677922e85" > bmDMPULLDN< / a > |< a class = "code" href = "max3421e_8h.html#a59ab4e3dc0a4188b74ceb405833f5d3c" > bmHOST< / a > |< a class = "code" href = "max3421e_8h.html#a562180c4d9e16433c011b5c0e9b5dc46" > bmSEPIRQ< / a > );< / div >
< div class = "line" > < a name = "l00261" > < / a > < span class = "lineno" > 261< / span >   vbusState = < a class = "code" href = "max3421e_8h.html#a3cb02fdd2d36f8a755c4b1946a0b0063" > SE0< / a > ;< / div >
< div class = "line" > < a name = "l00262" > < / a > < span class = "lineno" > 262< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00263" > < / a > < span class = "lineno" > 263< / span >   }< span class = "comment" > //end switch( bus_sample )< / span > < / div >
< div class = "line" > < a name = "l00264" > < / a > < span class = "lineno" > 264< / span >   }< / div >
< div class = "line" > < a name = "l00265" > < / a > < span class = "lineno" > 265< / span >   < span class = "comment" > /* MAX3421 state change task and interrupt handler */< / span > < / div >
< div class = "line" > < a name = "l00266" > < / a > < span class = "lineno" > 266< / span >   < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < / div >
< div class = "line" > < a name = "l00267" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html#acb5728095a05814d6ae3c8ddb0452969" > 267< / a > < / span >   uint8_t < a class = "code" href = "class_m_a_x3421e.html#acb5728095a05814d6ae3c8ddb0452969" > MAX3421e< SS, INTR > ::Task< / a > ( < span class = "keywordtype" > void< / span > )< / div >
< div class = "line" > < a name = "l00268" > < / a > < span class = "lineno" > 268< / span >   {< / div >
< div class = "line" > < a name = "l00269" > < / a > < span class = "lineno" > 269< / span >   uint8_t rcode = 0;< / div >
< div class = "line" > < a name = "l00270" > < / a > < span class = "lineno" > 270< / span >   uint8_t pinvalue;< / div >
< div class = "line" > < a name = "l00271" > < / a > < span class = "lineno" > 271< / span >   < span class = "comment" > //Serial.print(" Vbus state: " );< / span > < / div >
< div class = "line" > < a name = "l00272" > < / a > < span class = "lineno" > 272< / span >   < span class = "comment" > //Serial.println( vbusState, HEX );< / span > < / div >
< div class = "line" > < a name = "l00273" > < / a > < span class = "lineno" > 273< / span >   pinvalue = INTR::IsSet(); < span class = "comment" > //Read();< / span > < / div >
< div class = "line" > < a name = "l00274" > < / a > < span class = "lineno" > 274< / span >   < span class = "comment" > //pinvalue = digitalRead( MAX_INT ); < / span > < / div >
< div class = "line" > < a name = "l00275" > < / a > < span class = "lineno" > 275< / span >   < span class = "keywordflow" > if< / span > ( pinvalue == 0 ) {< / div >
< div class = "line" > < a name = "l00276" > < / a > < span class = "lineno" > 276< / span >   rcode = IntHandler();< / div >
< div class = "line" > < a name = "l00277" > < / a > < span class = "lineno" > 277< / span >   }< / div >
< div class = "line" > < a name = "l00278" > < / a > < span class = "lineno" > 278< / span >   < span class = "comment" > // pinvalue = digitalRead( MAX_GPX );< / span > < / div >
< div class = "line" > < a name = "l00279" > < / a > < span class = "lineno" > 279< / span >   < span class = "comment" > // if( pinvalue == LOW ) {< / span > < / div >
< div class = "line" > < a name = "l00280" > < / a > < span class = "lineno" > 280< / span >   < span class = "comment" > // GpxHandler();< / span > < / div >
< div class = "line" > < a name = "l00281" > < / a > < span class = "lineno" > 281< / span >   < span class = "comment" > // }< / span > < / div >
< div class = "line" > < a name = "l00282" > < / a > < span class = "lineno" > 282< / span >   < span class = "comment" > // usbSM(); //USB state machine < / span > < / div >
< div class = "line" > < a name = "l00283" > < / a > < span class = "lineno" > 283< / span >   < span class = "keywordflow" > return< / span > ( rcode ); < / 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 = "keyword" > template< / span > < < span class = "keyword" > typename< / span > SS, < span class = "keyword" > typename< / span > INTR > < / div >
< div class = "line" > < a name = "l00286" > < / a > < span class = "lineno" > < a class = "code" href = "class_m_a_x3421e.html#a6da568ef3f5a7188d94f0287f6e7ad3a" > 286< / a > < / span >   uint8_t < a class = "code" href = "class_m_a_x3421e.html#a6da568ef3f5a7188d94f0287f6e7ad3a" > MAX3421e< SS, INTR > ::IntHandler< / a > ()< / 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 >   uint8_t HIRQ;< / div >
< div class = "line" > < a name = "l00289" > < / a > < span class = "lineno" > 289< / span >   uint8_t HIRQ_sendback = 0x00;< / div >
< div class = "line" > < a name = "l00290" > < / a > < span class = "lineno" > 290< / span >   HIRQ = regRd( < a class = "code" href = "max3421e_8h.html#a9ab289252615caa2d19ceb4359d71a44" > rHIRQ< / a > ); < span class = "comment" > //determine interrupt source< / span > < / div >
< div class = "line" > < a name = "l00291" > < / a > < span class = "lineno" > 291< / span >   < span class = "comment" > //if( HIRQ & bmFRAMEIRQ ) { //-> 1ms SOF interrupt handler< / span > < / div >
< div class = "line" > < a name = "l00292" > < / a > < span class = "lineno" > 292< / span >   < span class = "comment" > // HIRQ_sendback |= bmFRAMEIRQ;< / span > < / div >
< div class = "line" > < a name = "l00293" > < / a > < span class = "lineno" > 293< / span >   < span class = "comment" > //}//end FRAMEIRQ handling< / span > < / div >
< div class = "line" > < a name = "l00294" > < / a > < span class = "lineno" > 294< / span >   < span class = "keywordflow" > if< / span > ( HIRQ & < a class = "code" href = "max3421e_8h.html#ac915bfa0fd869c8c841c106fe468c3b5" > bmCONDETIRQ< / a > ) {< / div >
< div class = "line" > < a name = "l00295" > < / a > < span class = "lineno" > 295< / span >   busprobe();< / div >
< div class = "line" > < a name = "l00296" > < / a > < span class = "lineno" > 296< / span >   HIRQ_sendback |= < a class = "code" href = "max3421e_8h.html#ac915bfa0fd869c8c841c106fe468c3b5" > bmCONDETIRQ< / a > ;< / 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 >   < span class = "comment" > /* End HIRQ interrupts handling, clear serviced IRQs */< / span > < / div >
< div class = "line" > < a name = "l00299" > < / a > < span class = "lineno" > 299< / span >   regWr( < a class = "code" href = "max3421e_8h.html#a9ab289252615caa2d19ceb4359d71a44" > rHIRQ< / a > , HIRQ_sendback );< / div >
< div class = "line" > < a name = "l00300" > < / a > < span class = "lineno" > 300< / span >   < span class = "keywordflow" > return< / span > ( HIRQ_sendback );< / div >
< div class = "line" > < a name = "l00301" > < / a > < span class = "lineno" > 301< / span >   }< / div >
< div class = "line" > < a name = "l00302" > < / a > < span class = "lineno" > 302< / span >   < span class = "comment" > //template< typename SS, typename INTR > < / span > < / div >
< div class = "line" > < a name = "l00303" > < / a > < span class = "lineno" > 303< / span >   < span class = "comment" > //uint8_t MAX3421e< SS, INTR > ::GpxHandler()< / span > < / div >
< div class = "line" > < a name = "l00304" > < / a > < span class = "lineno" > 304< / span >   < span class = "comment" > //{< / span > < / div >
< div class = "line" > < a name = "l00305" > < / a > < span class = "lineno" > 305< / span >   < span class = "comment" > // uint8_t GPINIRQ = regRd( rGPINIRQ ); //read GPIN IRQ register< / span > < / div >
< div class = "line" > < a name = "l00312" > < / a > < span class = "lineno" > 312< / span >   < span class = "comment" > < / span > < span class = "comment" > // return( GPINIRQ );< / span > < / div >
< div class = "line" > < a name = "l00313" > < / a > < span class = "lineno" > 313< / span >   < span class = "comment" > //}< / span > < / div >
< div class = "line" > < a name = "l00314" > < / a > < span class = "lineno" > 314< / span >   < / div >
< div class = "line" > < a name = "l00315" > < / a > < span class = "lineno" > 315< / span >   < span class = "preprocessor" > #endif //_USBHOST_H_< / span > < / div >
< / div > <!-- fragment --> < / div > <!-- contents -->
<!-- start footer part -->
< hr class = "footer" / > < address class = "footer" > < small >
2013-02-05 21:05:03 +01:00
Generated on Tue Feb 5 2013 20:57:22 for USB_Host_Shield_2.0 by   < a href = "http://www.doxygen.org/index.html" >
2013-01-30 22:00:18 +01:00
< img class = "footer" src = "doxygen.png" alt = "doxygen" / >
< / a > 1.8.3.1
< / small > < / address >
< / body >
< / html >
