specchioriflesso/USB_Host_Shield_2.0
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Yuuichi Akagawa 2020-11-23 21:51:36 +09:00
parent cf0fad4045
commit bfe134bf39
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usbh_midi.cpp
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@ -148,6 +148,7 @@ uint8_t USBH_MIDI::Init(uint8_t parent, uint8_t port, bool lowspeed)
p->lowspeed = lowspeed;
// First Device Descriptor Request (Initially first 8 bytes)
// https://techcommunity.microsoft.com/t5/microsoft-usb-blog/how-does-usb-stack-enumerate-a-device/ba-p/270685#_First_Device_Descriptor
rcode = pUsb->getDevDescr( 0, 0, 8, (uint8_t*)buf );
// Restore p->epinfo