goma yam / USBDevice

USBDevice

Dependents:   QEI_X1_LCD_test3 macnica_test

USBSERIAL/USBSerial.cpp@0:2d8d0b73e1ff, 2013-04-18 (annotated)

Committer:
toucyy
Date:
Thu Apr 18 07:49:37 2013 +0000
Revision:
0:2d8d0b73e1ff
[mbed] converted /QEI_HelloWorld/USBDevice

Who changed what in which revision?

UserRevisionLine numberNew contents of line
toucyy 0:2d8d0b73e1ff 1 /* Copyright (c) 2010-2011 mbed.org, MIT License
toucyy 0:2d8d0b73e1ff 2 *
toucyy 0:2d8d0b73e1ff 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
toucyy 0:2d8d0b73e1ff 4 * and associated documentation files (the "Software"), to deal in the Software without
toucyy 0:2d8d0b73e1ff 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
toucyy 0:2d8d0b73e1ff 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
toucyy 0:2d8d0b73e1ff 7 * Software is furnished to do so, subject to the following conditions:
toucyy 0:2d8d0b73e1ff 8 *
toucyy 0:2d8d0b73e1ff 9 * The above copyright notice and this permission notice shall be included in all copies or
toucyy 0:2d8d0b73e1ff 10 * substantial portions of the Software.
toucyy 0:2d8d0b73e1ff 11 *
toucyy 0:2d8d0b73e1ff 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
toucyy 0:2d8d0b73e1ff 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
toucyy 0:2d8d0b73e1ff 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
toucyy 0:2d8d0b73e1ff 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
toucyy 0:2d8d0b73e1ff 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
toucyy 0:2d8d0b73e1ff 17 */
toucyy 0:2d8d0b73e1ff 18
toucyy 0:2d8d0b73e1ff 19 #include "stdint.h"
toucyy 0:2d8d0b73e1ff 20 #include "USBSerial.h"
toucyy 0:2d8d0b73e1ff 21 #include "USBBusInterface.h"
toucyy 0:2d8d0b73e1ff 22
toucyy 0:2d8d0b73e1ff 23
toucyy 0:2d8d0b73e1ff 24 int USBSerial::_putc(int c) {
toucyy 0:2d8d0b73e1ff 25 send((uint8_t *)&c, 1);
toucyy 0:2d8d0b73e1ff 26 return 1;
toucyy 0:2d8d0b73e1ff 27 }
toucyy 0:2d8d0b73e1ff 28
toucyy 0:2d8d0b73e1ff 29 int USBSerial::_getc() {
toucyy 0:2d8d0b73e1ff 30 uint8_t c;
toucyy 0:2d8d0b73e1ff 31 while (buf.isEmpty());
toucyy 0:2d8d0b73e1ff 32 buf.dequeue(&c);
toucyy 0:2d8d0b73e1ff 33 return c;
toucyy 0:2d8d0b73e1ff 34 }
toucyy 0:2d8d0b73e1ff 35
toucyy 0:2d8d0b73e1ff 36
toucyy 0:2d8d0b73e1ff 37
toucyy 0:2d8d0b73e1ff 38 bool USBSerial::EP2_OUT_callback() {
toucyy 0:2d8d0b73e1ff 39 uint8_t c[65];
toucyy 0:2d8d0b73e1ff 40 uint16_t size = 0;
toucyy 0:2d8d0b73e1ff 41
toucyy 0:2d8d0b73e1ff 42 //we read the packet received and put it on the circular buffer
toucyy 0:2d8d0b73e1ff 43 readEP(c, &size);
toucyy 0:2d8d0b73e1ff 44 for (int i = 0; i < size; i++) {
toucyy 0:2d8d0b73e1ff 45 buf.queue(c[i]);
toucyy 0:2d8d0b73e1ff 46 }
toucyy 0:2d8d0b73e1ff 47
toucyy 0:2d8d0b73e1ff 48 //call a potential handler
toucyy 0:2d8d0b73e1ff 49 rx.call();
toucyy 0:2d8d0b73e1ff 50
toucyy 0:2d8d0b73e1ff 51 // We reactivate the endpoint to receive next characters
toucyy 0:2d8d0b73e1ff 52 readStart(EPBULK_OUT, MAX_PACKET_SIZE_EPBULK);
toucyy 0:2d8d0b73e1ff 53 return true;
toucyy 0:2d8d0b73e1ff 54 }
toucyy 0:2d8d0b73e1ff 55
toucyy 0:2d8d0b73e1ff 56 uint8_t USBSerial::available() {
toucyy 0:2d8d0b73e1ff 57 return buf.available();
toucyy 0:2d8d0b73e1ff 58 }
toucyy 0:2d8d0b73e1ff 59