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USB device stack

Dependents:   mbed-mX-USB-TEST1 USBMSD_SD_HID_HelloWorld HidTest MIDI_usb_bridge ... more

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USBSerial/USBSerial.cpp@71:53949e6131f6, 2017-07-27 (annotated)

Committer:
Kojto
Date:
Thu Jul 27 12:14:04 2017 +0100
Revision:
71:53949e6131f6
Parent:
70:2c525a50f1b6 
Update libraries



Fixes the previous commmit, as some devices were not copied. USBDevice contains

now targets directory with all targets implementations

Who changed what in which revision?

UserRevisionLine numberNew contents of line
samux 1:80ab0d068708 1 /* Copyright (c) 2010-2011 mbed.org, MIT License
samux 1:80ab0d068708 2 *
samux 1:80ab0d068708 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
samux 1:80ab0d068708 4 * and associated documentation files (the "Software"), to deal in the Software without
samux 1:80ab0d068708 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
samux 1:80ab0d068708 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
samux 1:80ab0d068708 7 * Software is furnished to do so, subject to the following conditions:
samux 1:80ab0d068708 8 *
samux 1:80ab0d068708 9 * The above copyright notice and this permission notice shall be included in all copies or
samux 1:80ab0d068708 10 * substantial portions of the Software.
samux 1:80ab0d068708 11 *
samux 1:80ab0d068708 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
samux 1:80ab0d068708 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
samux 1:80ab0d068708 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
samux 1:80ab0d068708 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
samux 1:80ab0d068708 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
samux 1:80ab0d068708 17 */
samux 1:80ab0d068708 18
samux 1:80ab0d068708 19 #include "stdint.h"
samux 1:80ab0d068708 20 #include "USBSerial.h"
samux 1:80ab0d068708 21
samux 1:80ab0d068708 22 int USBSerial::_putc(int c) {
samux 6:d0945750af57 23 if (!terminal_connected)
samux 6:d0945750af57 24 return 0;
samux 1:80ab0d068708 25 send((uint8_t *)&c, 1);
samux 1:80ab0d068708 26 return 1;
samux 1:80ab0d068708 27 }
samux 1:80ab0d068708 28
samux 1:80ab0d068708 29 int USBSerial::_getc() {
bogdanm 11:eeb3cbbaa996 30 uint8_t c = 0;
samux 1:80ab0d068708 31 while (buf.isEmpty());
samux 1:80ab0d068708 32 buf.dequeue(&c);
samux 1:80ab0d068708 33 return c;
samux 1:80ab0d068708 34 }
samux 1:80ab0d068708 35
samux 1:80ab0d068708 36
samux 1:80ab0d068708 37 bool USBSerial::writeBlock(uint8_t * buf, uint16_t size) {
samux 1:80ab0d068708 38 if(size > MAX_PACKET_SIZE_EPBULK) {
samux 1:80ab0d068708 39 return false;
samux 1:80ab0d068708 40 }
samux 1:80ab0d068708 41 if(!send(buf, size)) {
samux 1:80ab0d068708 42 return false;
samux 1:80ab0d068708 43 }
samux 1:80ab0d068708 44 return true;
samux 1:80ab0d068708 45 }
samux 1:80ab0d068708 46
samux 1:80ab0d068708 47
samux 1:80ab0d068708 48
mbed_official 47:a0cd9646ecd1 49 bool USBSerial::EPBULK_OUT_callback() {
samux 1:80ab0d068708 50 uint8_t c[65];
samux 1:80ab0d068708 51 uint32_t size = 0;
samux 1:80ab0d068708 52
samux 1:80ab0d068708 53 //we read the packet received and put it on the circular buffer
samux 1:80ab0d068708 54 readEP(c, &size);
bogdanm 11:eeb3cbbaa996 55 for (uint32_t i = 0; i < size; i++) {
samux 1:80ab0d068708 56 buf.queue(c[i]);
samux 1:80ab0d068708 57 }
samux 1:80ab0d068708 58
Kojto 70:2c525a50f1b6 59 //call a potential handlenr
Kojto 70:2c525a50f1b6 60 if (rx)
Kojto 70:2c525a50f1b6 61 rx.call();
samux 1:80ab0d068708 62
samux 1:80ab0d068708 63 return true;
samux 1:80ab0d068708 64 }
samux 1:80ab0d068708 65
samux 1:80ab0d068708 66 uint8_t USBSerial::available() {
samux 1:80ab0d068708 67 return buf.available();
samux 1:80ab0d068708 68 }
Kojto 70:2c525a50f1b6 69
Kojto 70:2c525a50f1b6 70 bool USBSerial::connected() {
Kojto 70:2c525a50f1b6 71 return terminal_connected;
Kojto 70:2c525a50f1b6 72 }