Chris Majoros
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USBDevice
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USBMouse.cpp
00001 /* Copyright (c) 2010-2011 mbed.org, MIT License 00002 * 00003 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software 00004 * and associated documentation files (the "Software"), to deal in the Software without 00005 * restriction, including without limitation the rights to use, copy, modify, merge, publish, 00006 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the 00007 * Software is furnished to do so, subject to the following conditions: 00008 * 00009 * The above copyright notice and this permission notice shall be included in all copies or 00010 * substantial portions of the Software. 00011 * 00012 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING 00013 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00014 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 00015 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 00016 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00017 */ 00018 00019 #include "stdint.h" 00020 #include "USBMouse.h" 00021 00022 bool USBMouse::update(int16_t x, int16_t y, uint8_t button, int8_t z, int8_t h) { 00023 switch (mouse_type) { 00024 case REL_MOUSE: 00025 return mouseSend(x, y, button, z, h); 00026 case ABS_MOUSE: 00027 HID_REPORT report; 00028 00029 report.data[0] = x & 0xff; 00030 report.data[1] = (x >> 8) & 0xff; 00031 report.data[2] = y & 0xff; 00032 report.data[3] = (y >> 8) & 0xff; 00033 report.data[4] = -z; 00034 report.data[5] = button & 0x07; 00035 00036 report.length = 6; 00037 00038 return send(&report); 00039 default: 00040 return false; 00041 } 00042 } 00043 00044 bool USBMouse::mouseSend(int16_t x, int16_t y, uint8_t buttons, int8_t z, int8_t h) { 00045 HID_REPORT report; 00046 00047 report.data[0] = buttons;// & 0x07; 00048 00049 report.data[1] = (unsigned int) x & 0x00FF; 00050 report.data[2] = (unsigned int) x >> 8; 00051 report.data[3] = (unsigned int) y & 0x00FF; 00052 report.data[4] = (unsigned int) y >> 8; 00053 report.data[5] = -z; // >0 to scroll down, <0 to scroll up 00054 report.data[6] = h; 00055 00056 report.length = 7; 00057 00058 return send(&report); 00059 } 00060 00061 bool USBMouse::move(int16_t x, int16_t y) { 00062 return update(x, y, button, 0, 0); 00063 } 00064 00065 bool USBMouse::scroll(int8_t z, int8_t h) { 00066 return update(0, 0, button, z, h); 00067 } 00068 00069 00070 bool USBMouse::doubleClick() { 00071 if (!click(MOUSE_LEFT)) 00072 return false; 00073 wait(0.1); 00074 return click(MOUSE_LEFT); 00075 } 00076 00077 bool USBMouse::click(uint8_t button) { 00078 if (!update(0, 0, button, 0, 0)) 00079 return false; 00080 wait(0.01); 00081 return update(0, 0, 0, 0, 0); 00082 } 00083 00084 bool USBMouse::press(uint8_t button_) { 00085 printf("btn_press\n\r"); 00086 button = button_ & 0x07; 00087 return update(0, 0, button, 0, 0); 00088 } 00089 00090 bool USBMouse::release(uint8_t button_) { 00091 printf("btn_release\n\r"); 00092 button = (button & (~button_)) & 0x07; 00093 return update(0, 0, button, 0, 0); 00094 } 00095 00096 00097 uint8_t * USBMouse::reportDesc() { 00098 00099 if (mouse_type == REL_MOUSE) { 00100 // 00101 // Wheel Mouse - simplified version - 5 button, vertical and horizontal wheel 00102 // 00103 // Input report - 5 bytes 00104 // 00105 // Byte | D7 D6 D5 D4 D3 D2 D1 D0 00106 // ------+--------------------------------------------------------------------- 00107 // 0 | 0 0 0 Forward Back Middle Right Left (Buttons) 00108 // 1 | X High 00109 // 2 | X Low 00110 // 3 | Y High 00111 // 4 | Y Low 00112 // 5 | Vertical Wheel 00113 // 6 | Horizontal (Tilt) Wheel 00114 // 00115 // Feature report - 1 byte 00116 // 00117 // Byte | D7 D6 D5 D4 | D3 D2 | D1 D0 00118 // ------+------------------------------+--------------+---------------- 00119 // 0 | 0 0 0 0 | Horizontal | Vertical 00120 // (Resolution multiplier) 00121 // 00122 // Reference 00123 // Wheel.docx in "Enhanced Wheel Support in Windows Vista" on MS WHDC 00124 // http://www.microsoft.com/whdc/device/input/wheel.mspx 00125 // 00126 static uint8_t reportDescriptor[] = { 00127 0x05, 0x01, // USAGE_PAGE (Generic Desktop) 00128 0x09, 0x02, // USAGE (Mouse) 00129 0xa1, 0x01, // COLLECTION (Application) 00130 0x09, 0x02, // USAGE (Mouse) 00131 0xa1, 0x02, // COLLECTION (Logical) 00132 0x09, 0x01, // USAGE (Pointer) 00133 0xa1, 0x00, // COLLECTION (Physical) 00134 // ------------------------------ Buttons 00135 0x05, 0x09, // USAGE_PAGE (Button) 00136 0x19, 0x01, // USAGE_MINIMUM (Button 1) 00137 0x29, 0x05, // USAGE_MAXIMUM (Button 5) 00138 0x15, 0x00, // LOGICAL_MINIMUM (0) 00139 0x25, 0x01, // LOGICAL_MAXIMUM (1) 00140 0x75, 0x01, // REPORT_SIZE (1) 00141 0x95, 0x05, // REPORT_COUNT (5) 00142 0x81, 0x02, // INPUT (Data,Var,Abs) 00143 // ------------------------------ Padding 00144 0x75, 0x03, // REPORT_SIZE (3) 00145 0x95, 0x01, // REPORT_COUNT (1) 00146 0x81, 0x03, // INPUT (Cnst,Var,Abs) 00147 // ------------------------------ X,Y position 00148 0x05, 0x01, // USAGE_PAGE (Generic Desktop) 00149 0x09, 0x30, // USAGE (X) 00150 0x09, 0x31, // USAGE (Y) 00151 0x16, 0x00, 0x81, // LOGICAL_MINIMUM (-32768) 00152 0x26, 0xff, 0x7f, // LOGICAL_MAXIMUM (32767) 00153 0x75, 0x10, // REPORT_SIZE (16) 00154 0x95, 0x02, // REPORT_COUNT (2) 00155 0x81, 0x06, // INPUT (Data,Var,Rel) 00156 0xa1, 0x02, // COLLECTION (Logical) 00157 // ------------------------------ Vertical wheel res multiplier 00158 0x09, 0x48, // USAGE (Resolution Multiplier) 00159 0x15, 0x00, // LOGICAL_MINIMUM (0) 00160 0x25, 0x01, // LOGICAL_MAXIMUM (1) 00161 0x35, 0x01, // PHYSICAL_MINIMUM (1) 00162 0x45, 0x04, // PHYSICAL_MAXIMUM (4) 00163 0x75, 0x02, // REPORT_SIZE (2) 00164 0x95, 0x01, // REPORT_COUNT (1) 00165 0xa4, // PUSH 00166 0xb1, 0x02, // FEATURE (Data,Var,Abs) 00167 // ------------------------------ Vertical wheel 00168 0x09, 0x38, // USAGE (Wheel) 00169 0x15, 0x81, // LOGICAL_MINIMUM (-127) 00170 0x25, 0x7f, // LOGICAL_MAXIMUM (127) 00171 0x35, 0x00, // PHYSICAL_MINIMUM (0) - reset physical 00172 0x45, 0x00, // PHYSICAL_MAXIMUM (0) 00173 0x75, 0x08, // REPORT_SIZE (8) 00174 0x81, 0x06, // INPUT (Data,Var,Rel) 00175 0xc0, // END_COLLECTION 00176 0xa1, 0x02, // COLLECTION (Logical) 00177 // ------------------------------ Horizontal wheel res multiplier 00178 0x09, 0x48, // USAGE (Resolution Multiplier) 00179 0xb4, // POP 00180 0xb1, 0x02, // FEATURE (Data,Var,Abs) 00181 // ------------------------------ Padding for Feature report 00182 0x35, 0x00, // PHYSICAL_MINIMUM (0) - reset physical 00183 0x45, 0x00, // PHYSICAL_MAXIMUM (0) 00184 0x75, 0x04, // REPORT_SIZE (4) 00185 0xb1, 0x03, // FEATURE (Cnst,Var,Abs) 00186 // ------------------------------ Horizontal wheel 00187 0x05, 0x0c, // USAGE_PAGE (Consumer Devices) 00188 0x0a, 0x38, 0x02, // USAGE (AC Pan) 00189 0x15, 0x81, // LOGICAL_MINIMUM (-127) 00190 0x25, 0x7f, // LOGICAL_MAXIMUM (127) 00191 0x75, 0x08, // REPORT_SIZE (8) 00192 0x81, 0x06, // INPUT (Data,Var,Rel) 00193 0xc0, // END_COLLECTION 00194 0xc0, // END_COLLECTION 00195 0xc0, // END_COLLECTION 00196 0xc0 // END_COLLECTION 00197 }; 00198 00199 reportLength = sizeof(reportDescriptor); 00200 return reportDescriptor; 00201 } else if (mouse_type == ABS_MOUSE) { 00202 static uint8_t reportDescriptor[] = { 00203 00204 USAGE_PAGE(1), 0x01, // Generic Desktop 00205 USAGE(1), 0x02, // Mouse 00206 COLLECTION(1), 0x01, // Application 00207 USAGE(1), 0x01, // Pointer 00208 COLLECTION(1), 0x00, // Physical 00209 00210 USAGE_PAGE(1), 0x01, // Generic Desktop 00211 USAGE(1), 0x30, // X 00212 USAGE(1), 0x31, // Y 00213 LOGICAL_MINIMUM(1), 0x00, // 0 00214 LOGICAL_MAXIMUM(2), 0xff, 0x7f, // 32767 00215 REPORT_SIZE(1), 0x10, 00216 REPORT_COUNT(1), 0x02, 00217 INPUT(1), 0x02, // Data, Variable, Absolute 00218 00219 USAGE_PAGE(1), 0x01, // Generic Desktop 00220 USAGE(1), 0x38, // scroll 00221 LOGICAL_MINIMUM(1), 0x81, // -127 00222 LOGICAL_MAXIMUM(1), 0x7f, // 127 00223 REPORT_SIZE(1), 0x08, 00224 REPORT_COUNT(1), 0x01, 00225 INPUT(1), 0x06, // Data, Variable, Relative 00226 00227 USAGE_PAGE(1), 0x09, // Buttons 00228 USAGE_MINIMUM(1), 0x01, 00229 USAGE_MAXIMUM(1), 0x03, 00230 LOGICAL_MINIMUM(1), 0x00, // 0 00231 LOGICAL_MAXIMUM(1), 0x01, // 1 00232 REPORT_COUNT(1), 0x03, 00233 REPORT_SIZE(1), 0x01, 00234 INPUT(1), 0x02, // Data, Variable, Absolute 00235 REPORT_COUNT(1), 0x01, 00236 REPORT_SIZE(1), 0x05, 00237 INPUT(1), 0x01, // Constant 00238 00239 END_COLLECTION(0), 00240 END_COLLECTION(0) 00241 }; 00242 reportLength = sizeof(reportDescriptor); 00243 return reportDescriptor; 00244 } 00245 return NULL; 00246 } 00247 00248 #define DEFAULT_CONFIGURATION (1) 00249 #define TOTAL_DESCRIPTOR_LENGTH ((1 * CONFIGURATION_DESCRIPTOR_LENGTH) \ 00250 + (1 * INTERFACE_DESCRIPTOR_LENGTH) \ 00251 + (1 * HID_DESCRIPTOR_LENGTH) \ 00252 + (2 * ENDPOINT_DESCRIPTOR_LENGTH)) 00253 00254 uint8_t * USBMouse::configurationDesc() { 00255 static uint8_t configurationDescriptor[] = { 00256 CONFIGURATION_DESCRIPTOR_LENGTH,// bLength 00257 CONFIGURATION_DESCRIPTOR, // bDescriptorType 00258 LSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (LSB) 00259 MSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (MSB) 00260 0x01, // bNumInterfaces 00261 DEFAULT_CONFIGURATION, // bConfigurationValue 00262 0x00, // iConfiguration 00263 C_RESERVED | C_SELF_POWERED, // bmAttributes 00264 C_POWER(0), // bMaxPowerHello World from Mbed 00265 00266 INTERFACE_DESCRIPTOR_LENGTH, // bLength 00267 INTERFACE_DESCRIPTOR, // bDescriptorType 00268 0x00, // bInterfaceNumber 00269 0x00, // bAlternateSetting 00270 0x02, // bNumEndpoints 00271 HID_CLASS, // bInterfaceClass 00272 1, // bInterfaceSubClass 00273 2, // bInterfaceProtocol (mouse) 00274 0x00, // iInterface 00275 00276 HID_DESCRIPTOR_LENGTH, // bLength 00277 HID_DESCRIPTOR, // bDescriptorType 00278 LSB(HID_VERSION_1_11), // bcdHID (LSB) 00279 MSB(HID_VERSION_1_11), // bcdHID (MSB) 00280 0x00, // bCountryCode 00281 0x01, // bNumDescriptors 00282 REPORT_DESCRIPTOR, // bDescriptorType 00283 LSB(reportDescLength()), // wDescriptorLength (LSB) 00284 MSB(reportDescLength()), // wDescriptorLength (MSB) 00285 00286 ENDPOINT_DESCRIPTOR_LENGTH, // bLength 00287 ENDPOINT_DESCRIPTOR, // bDescriptorType 00288 PHY_TO_DESC(EPINT_IN), // bEndpointAddress 00289 E_INTERRUPT, // bmAttributes 00290 LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB) 00291 MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB) 00292 1, // bInterval (milliseconds) 00293 00294 ENDPOINT_DESCRIPTOR_LENGTH, // bLength 00295 ENDPOINT_DESCRIPTOR, // bDescriptorType 00296 PHY_TO_DESC(EPINT_OUT), // bEndpointAddress 00297 E_INTERRUPT, // bmAttributes 00298 LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB) 00299 MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB) 00300 1, // bInterval (milliseconds) 00301 }; 00302 return configurationDescriptor; 00303 }
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