A Composite device with USBSerial and USBKeyboard
Dependents: USBSerialKeyboard_Example
USBSerialKeyboard.cpp
- Committer:
- p3p
- Date:
- 2013-03-30
- Revision:
- 1:9367d07d0707
- Parent:
- 0:93ff83b03fd8
File content as of revision 1:9367d07d0707:
/* 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 "USBSerialKeyboard.h" int USBSerialKeyboard::_putc(int c) { if (!terminal_connected) return 0; send((uint8_t *)&c, 1); return 1; } int USBSerialKeyboard::_getc() { uint8_t c; while (buf.isEmpty()); buf.dequeue(&c); return c; } bool USBSerialKeyboard::EP1_OUT_callback() { uint32_t bytesRead = 0; uint8_t led[65]; USBDevice::readEP(EPINT_OUT, led, &bytesRead, MAX_HID_REPORT_SIZE); // we take led[1] because led[0] is the report ID //lock_status = led[1] & 0x07; // We activate the endpoint to be able to recceive data if (!readStart(EPINT_OUT, MAX_HID_REPORT_SIZE)) return false; return true; } bool USBSerialKeyboard::writeBlock(uint8_t * buf, uint16_t size) { if(size > MAX_PACKET_SIZE_EPBULK) { return false; } if(!send(buf, size)) { return false; } return true; } bool USBSerialKeyboard::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 USBSerialKeyboard::available() { return buf.available(); } bool USBSerialKeyboard::keypress(uint8_t key, uint8_t modifier){ HID_REPORT report; report.data[0] = REPORT_ID_KEYBOARD; report.data[1] = modifier; report.data[2] = 0; report.data[3] = keymap[key].usage; report.data[4] = 0; report.data[5] = 0; report.data[6] = 0; report.data[7] = 0; report.data[8] = 0; report.length = 9; if (!USBDevice::write(EPINT_IN, report.data, report.length, MAX_HID_REPORT_SIZE)) { return false; } return true; } bool USBSerialKeyboard::keyrelease(){ HID_REPORT report; report.data[0] = REPORT_ID_KEYBOARD; report.data[1] = 0; report.data[2] = 0; report.data[3] = 0; report.data[4] = 0; report.data[5] = 0; report.data[6] = 0; report.data[7] = 0; report.data[8] = 0; report.length = 9; if (!USBDevice::write(EPINT_IN, report.data, report.length, MAX_HID_REPORT_SIZE)) { return false; } return true; }