joey shelton / LED_Demo

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Dependencies:   MAX44000 PWM_Tone_Library nexpaq_mdk

Fork of LED_Demo by Maxim nexpaq

mbd_os/libraries/USBDevice/USBSerial/USBSerial.cpp@1:55a6170b404f, 2016-09-17 (annotated)

Committer:
nexpaq
Date:
Sat Sep 17 16:32:05 2016 +0000
Revision:
1:55a6170b404f
checking in for sharing

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 1:55a6170b404f 1 /* Copyright (c) 2010-2011 mbed.org, MIT License
nexpaq 1:55a6170b404f 2 *
nexpaq 1:55a6170b404f 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
nexpaq 1:55a6170b404f 4 * and associated documentation files (the "Software"), to deal in the Software without
nexpaq 1:55a6170b404f 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
nexpaq 1:55a6170b404f 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
nexpaq 1:55a6170b404f 7 * Software is furnished to do so, subject to the following conditions:
nexpaq 1:55a6170b404f 8 *
nexpaq 1:55a6170b404f 9 * The above copyright notice and this permission notice shall be included in all copies or
nexpaq 1:55a6170b404f 10 * substantial portions of the Software.
nexpaq 1:55a6170b404f 11 *
nexpaq 1:55a6170b404f 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
nexpaq 1:55a6170b404f 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
nexpaq 1:55a6170b404f 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
nexpaq 1:55a6170b404f 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
nexpaq 1:55a6170b404f 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
nexpaq 1:55a6170b404f 17 */
nexpaq 1:55a6170b404f 18
nexpaq 1:55a6170b404f 19 #include "stdint.h"
nexpaq 1:55a6170b404f 20 #include "USBSerial.h"
nexpaq 1:55a6170b404f 21
nexpaq 1:55a6170b404f 22 int USBSerial::_putc(int c) {
nexpaq 1:55a6170b404f 23 if (!terminal_connected)
nexpaq 1:55a6170b404f 24 return 0;
nexpaq 1:55a6170b404f 25 send((uint8_t *)&c, 1);
nexpaq 1:55a6170b404f 26 return 1;
nexpaq 1:55a6170b404f 27 }
nexpaq 1:55a6170b404f 28
nexpaq 1:55a6170b404f 29 int USBSerial::_getc() {
nexpaq 1:55a6170b404f 30 uint8_t c = 0;
nexpaq 1:55a6170b404f 31 while (buf.isEmpty());
nexpaq 1:55a6170b404f 32 buf.dequeue(&c);
nexpaq 1:55a6170b404f 33 return c;
nexpaq 1:55a6170b404f 34 }
nexpaq 1:55a6170b404f 35
nexpaq 1:55a6170b404f 36
nexpaq 1:55a6170b404f 37 bool USBSerial::writeBlock(uint8_t * buf, uint16_t size) {
nexpaq 1:55a6170b404f 38 if(size > MAX_PACKET_SIZE_EPBULK) {
nexpaq 1:55a6170b404f 39 return false;
nexpaq 1:55a6170b404f 40 }
nexpaq 1:55a6170b404f 41 if(!send(buf, size)) {
nexpaq 1:55a6170b404f 42 return false;
nexpaq 1:55a6170b404f 43 }
nexpaq 1:55a6170b404f 44 return true;
nexpaq 1:55a6170b404f 45 }
nexpaq 1:55a6170b404f 46
nexpaq 1:55a6170b404f 47
nexpaq 1:55a6170b404f 48
nexpaq 1:55a6170b404f 49 bool USBSerial::EPBULK_OUT_callback() {
nexpaq 1:55a6170b404f 50 uint8_t c[65];
nexpaq 1:55a6170b404f 51 uint32_t size = 0;
nexpaq 1:55a6170b404f 52
nexpaq 1:55a6170b404f 53 //we read the packet received and put it on the circular buffer
nexpaq 1:55a6170b404f 54 readEP(c, &size);
nexpaq 1:55a6170b404f 55 for (uint32_t i = 0; i < size; i++) {
nexpaq 1:55a6170b404f 56 buf.queue(c[i]);
nexpaq 1:55a6170b404f 57 }
nexpaq 1:55a6170b404f 58
nexpaq 1:55a6170b404f 59 //call a potential handler
nexpaq 1:55a6170b404f 60 rx.call();
nexpaq 1:55a6170b404f 61
nexpaq 1:55a6170b404f 62 return true;
nexpaq 1:55a6170b404f 63 }
nexpaq 1:55a6170b404f 64
nexpaq 1:55a6170b404f 65 uint8_t USBSerial::available() {
nexpaq 1:55a6170b404f 66 return buf.available();
nexpaq 1:55a6170b404f 67 }