This fork re-enables FRDM boards and adds WebUSB CDC functionality
Fork of USBDevice_STM32F103 by
Diff: USBSerial/USBSerial.cpp
- Revision:
- 1:80ab0d068708
- Child:
- 6:d0945750af57
diff -r d8db74b663b3 -r 80ab0d068708 USBSerial/USBSerial.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/USBSerial/USBSerial.cpp Tue Jul 17 14:30:29 2012 +0000 @@ -0,0 +1,67 @@ +/* Copyright (c) 2010-2011 mbed.org, MIT License +* +* Permission is hereby granted, free of charge, to any person obtaining a copy of this software +* and associated documentation files (the "Software"), to deal in the Software without +* restriction, including without limitation the rights to use, copy, modify, merge, publish, +* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the +* Software is furnished to do so, subject to the following conditions: +* +* The above copyright notice and this permission notice shall be included in all copies or +* substantial portions of the Software. +* +* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING +* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +#include "stdint.h" +#include "USBSerial.h" + +int USBSerial::_putc(int c) { + send((uint8_t *)&c, 1); + return 1; +} + +int USBSerial::_getc() { + uint8_t c; + while (buf.isEmpty()); + buf.dequeue(&c); + return c; +} + + +bool USBSerial::writeBlock(uint8_t * buf, uint16_t size) { + if(size > MAX_PACKET_SIZE_EPBULK) { + return false; + } + if(!send(buf, size)) { + return false; + } + return true; +} + + + +bool USBSerial::EP2_OUT_callback() { + uint8_t c[65]; + uint32_t size = 0; + + //we read the packet received and put it on the circular buffer + readEP(c, &size); + for (int i = 0; i < size; i++) { + buf.queue(c[i]); + } + + //call a potential handler + rx.call(); + + // We reactivate the endpoint to receive next characters + readStart(EPBULK_OUT, MAX_PACKET_SIZE_EPBULK); + return true; +} + +uint8_t USBSerial::available() { + return buf.available(); +}