USB device stack
Fork of USBDevice by
USBJoystick.cpp
- Committer:
- nikitamere
- Date:
- 2016-09-16
- Revision:
- 65:e64cf9f9c595
- Parent:
- 64:e01add7a9b25
File content as of revision 65:e64cf9f9c595:
/* Copyright (c) 2010-2011 mbed.org, MIT License * Modified Mouse code for Joystick - WH 2012 * * 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 "USBJoystick.h" bool USBJoystick::update(int16_t x, int16_t y, int16_t z, int16_t rx, uint16_t ry, uint16_t rz, uint8_t button) { HID_REPORT report; _x = x; _y = y; _z = z; _rx = rx; _ry = ry; _rz = rz; _button = button; // Fill the report according to the Joystick Descriptor report.data[0] = _x & 0xff; report.data[1] = _y & 0xff; report.data[2] = _z & 0xff; report.data[3] = _rx & 0xff; report.data[4] = _ry & 0xff; report.data[5] = _rz & 0xff; report.data[6] = _button & 0xff; report.length = 7; return send(&report); } bool USBJoystick::update() { HID_REPORT report; // Fill the report according to the Joystick Descriptor report.data[0] = _x & 0xff; report.data[1] = _y & 0xff; report.data[2] = _z & 0xff; report.data[3] = _rx & 0xff; report.data[4] = _ry & 0xff; report.data[5] = _rz & 0xff; report.data[6] = _button & 0xff; report.length = 7; return send(&report); } bool USBJoystick::throttle(int16_t t) { return update(); } bool USBJoystick::rudder(int16_t r) { return update(); } bool USBJoystick::move(int16_t x, int16_t y) { _x = x; _y = y; return update(); } bool USBJoystick::button(uint16_t button) { _button = button; return update(); } void USBJoystick::_init() { _x = 0; _y = 0; _z = 0; _rx = 0; _ry = 0; _rz = 0; _button = 0x00; } uint8_t * USBJoystick::reportDesc() { static uint8_t reportDescriptor[] = { USAGE_PAGE(1), 0x01, // Generic Desktop LOGICAL_MINIMUM(1), 0x00, // Logical_Minimum (0) USAGE(1), 0x04, // Usage (Joystick) COLLECTION(1), 0x01, // Application // Data, Variable, Absolute USAGE_PAGE(1), 0x01, // Generic Desktop USAGE(1), 0x01, // Usage (Pointer) COLLECTION(1), 0x00, // Physical //// 3 Translations and 3 Rotations USAGE(1), 0x30, // X USAGE(1), 0x31, // Y USAGE(1), 0x32, // Z USAGE(1), 0x33, //Rx USAGE(1), 0x34, //Ry USAGE(1), 0x35, //Rz //// 8 bit values LOGICAL_MINIMUM(1), 0x81, // -127 LOGICAL_MAXIMUM(1), 0x7f, // 127 REPORT_SIZE(1), 0x08, REPORT_COUNT(1), 0x06, INPUT(1), 0x02, // Data, Variable, Absolute // 16 bit values // LOGICAL_MINIMUM(1), 0x00, // 0 // LOGICAL_MAXIMUM(2), 0xff, 0x7f, // 32767 // REPORT_SIZE(1), 0x10, // REPORT_COUNT(1), 0x06, // INPUT(1), 0x02, // Data, Variable, Absolute END_COLLECTION(0), // 8 Buttons USAGE_PAGE(1), 0x09, // Buttons USAGE_MINIMUM(1), 0x01, // 1 USAGE_MAXIMUM(1), 0x08, // 8 LOGICAL_MINIMUM(1), 0x00, // 0 LOGICAL_MAXIMUM(1), 0x01, // 1 REPORT_SIZE(1), 0x01, REPORT_COUNT(1), 0x08, UNIT_EXPONENT(1), 0x00, // Unit_Exponent (0) UNIT(1), 0x00, // Unit (None) INPUT(1), 0x02, // Data, Variable, Absolute END_COLLECTION(0) }; reportLength = sizeof(reportDescriptor); return reportDescriptor; }