Shinichiro Oba
/
USBJoystick
USB HID Joystick Example (modified USBMouse)
USBHID/usbhid.cpp@0:d450e82033a1, 2011-01-19 (annotated)
- Committer:
- bricklife
- Date:
- Wed Jan 19 06:17:43 2011 +0000
- Revision:
- 0:d450e82033a1
- Child:
- 1:ec6deffecbd3
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bricklife | 0:d450e82033a1 | 1 | /* usbhid.cpp */ |
bricklife | 0:d450e82033a1 | 2 | /* USB HID class device */ |
bricklife | 0:d450e82033a1 | 3 | /* Copyright (c) Phil Wright 2008 */ |
bricklife | 0:d450e82033a1 | 4 | |
bricklife | 0:d450e82033a1 | 5 | /* modified by Shinichiro Oba <http://mbed.org/users/bricklife/> */ |
bricklife | 0:d450e82033a1 | 6 | |
bricklife | 0:d450e82033a1 | 7 | #include "mbed.h" |
bricklife | 0:d450e82033a1 | 8 | #include "usbhid.h" |
bricklife | 0:d450e82033a1 | 9 | #include "asciihid.h" |
bricklife | 0:d450e82033a1 | 10 | |
bricklife | 0:d450e82033a1 | 11 | /* Endpoint packet sizes */ |
bricklife | 0:d450e82033a1 | 12 | #define MAX_PACKET_SIZE_EP1 (64) |
bricklife | 0:d450e82033a1 | 13 | |
bricklife | 0:d450e82033a1 | 14 | /* HID Class */ |
bricklife | 0:d450e82033a1 | 15 | #define HID_CLASS (3) |
bricklife | 0:d450e82033a1 | 16 | #define HID_SUBCLASS_NONE (0) |
bricklife | 0:d450e82033a1 | 17 | #define HID_PROTOCOL_NONE (0) |
bricklife | 0:d450e82033a1 | 18 | #define HID_DESCRIPTOR (33) |
bricklife | 0:d450e82033a1 | 19 | #define REPORT_DESCRIPTOR (34) |
bricklife | 0:d450e82033a1 | 20 | |
bricklife | 0:d450e82033a1 | 21 | /* Class requests */ |
bricklife | 0:d450e82033a1 | 22 | #define GET_REPORT (0x1) |
bricklife | 0:d450e82033a1 | 23 | #define GET_IDLE (0x2) |
bricklife | 0:d450e82033a1 | 24 | #define SET_REPORT (0x9) |
bricklife | 0:d450e82033a1 | 25 | #define SET_IDLE (0xa) |
bricklife | 0:d450e82033a1 | 26 | |
bricklife | 0:d450e82033a1 | 27 | /* Descriptors */ |
bricklife | 0:d450e82033a1 | 28 | unsigned char deviceDescriptor[] = { |
bricklife | 0:d450e82033a1 | 29 | 0x12, /* bLength */ |
bricklife | 0:d450e82033a1 | 30 | DEVICE_DESCRIPTOR, /* bDescriptorType */ |
bricklife | 0:d450e82033a1 | 31 | 0x00, /* bcdUSB (LSB) */ |
bricklife | 0:d450e82033a1 | 32 | 0x02, /* bcdUSB (MSB) */ |
bricklife | 0:d450e82033a1 | 33 | 0x00, /* bDeviceClass */ |
bricklife | 0:d450e82033a1 | 34 | 0x00, /* bDeviceSubClass */ |
bricklife | 0:d450e82033a1 | 35 | 0x00, /* bDeviceprotocol */ |
bricklife | 0:d450e82033a1 | 36 | MAX_PACKET_SIZE_EP0, /* bMaxPacketSize0 */ |
bricklife | 0:d450e82033a1 | 37 | 0x28, /* idVendor (LSB) */ |
bricklife | 0:d450e82033a1 | 38 | 0x0d, /* idVendor (MSB) */ |
bricklife | 0:d450e82033a1 | 39 | 0x05, /* idProduct (LSB) */ |
bricklife | 0:d450e82033a1 | 40 | 0x02, /* idProduct (MSB) */ |
bricklife | 0:d450e82033a1 | 41 | 0x00, /* bcdDevice (LSB) */ |
bricklife | 0:d450e82033a1 | 42 | 0x00, /* bcdDevice (MSB) */ |
bricklife | 0:d450e82033a1 | 43 | 0x00, /* iManufacturer */ |
bricklife | 0:d450e82033a1 | 44 | 0x00, /* iProduct */ |
bricklife | 0:d450e82033a1 | 45 | 0x00, /* iSerialNumber */ |
bricklife | 0:d450e82033a1 | 46 | 0x01 /* bNumConfigurations */ |
bricklife | 0:d450e82033a1 | 47 | }; |
bricklife | 0:d450e82033a1 | 48 | |
bricklife | 0:d450e82033a1 | 49 | unsigned char configurationDescriptor[] = { |
bricklife | 0:d450e82033a1 | 50 | 0x09, /* bLength */ |
bricklife | 0:d450e82033a1 | 51 | CONFIGURATION_DESCRIPTOR, /* bDescriptorType */ |
bricklife | 0:d450e82033a1 | 52 | 0x09+0x09+0x09+0x07, /* wTotalLength (LSB) */ |
bricklife | 0:d450e82033a1 | 53 | 0x00, /* wTotalLength (MSB) */ |
bricklife | 0:d450e82033a1 | 54 | 0x01, /* bNumInterfaces */ |
bricklife | 0:d450e82033a1 | 55 | 0x01, /* bConfigurationValue */ |
bricklife | 0:d450e82033a1 | 56 | 0x00, /* iConfiguration */ |
bricklife | 0:d450e82033a1 | 57 | 0xc0, /* bmAttributes */ |
bricklife | 0:d450e82033a1 | 58 | 0x00, /* bMaxPower */ |
bricklife | 0:d450e82033a1 | 59 | |
bricklife | 0:d450e82033a1 | 60 | 0x09, /* bLength */ |
bricklife | 0:d450e82033a1 | 61 | INTERFACE_DESCRIPTOR, /* bDescriptorType */ |
bricklife | 0:d450e82033a1 | 62 | 0x00, /* bInterfaceNumber */ |
bricklife | 0:d450e82033a1 | 63 | 0x00, /* bAlternateSetting */ |
bricklife | 0:d450e82033a1 | 64 | 0x01, /* bNumEndpoints */ |
bricklife | 0:d450e82033a1 | 65 | HID_CLASS, /* bInterfaceClass */ |
bricklife | 0:d450e82033a1 | 66 | HID_SUBCLASS_NONE, /* bInterfaceSubClass */ |
bricklife | 0:d450e82033a1 | 67 | HID_PROTOCOL_NONE, /* bInterfaceProtocol */ |
bricklife | 0:d450e82033a1 | 68 | 0x00, /* iInterface */ |
bricklife | 0:d450e82033a1 | 69 | |
bricklife | 0:d450e82033a1 | 70 | 0x09, /* bLength */ |
bricklife | 0:d450e82033a1 | 71 | HID_DESCRIPTOR, /* bDescriptorType */ |
bricklife | 0:d450e82033a1 | 72 | 0x11, /* bcdHID (LSB) */ |
bricklife | 0:d450e82033a1 | 73 | 0x01, /* bcdHID (MSB) */ |
bricklife | 0:d450e82033a1 | 74 | 0x00, /* bCountryCode */ |
bricklife | 0:d450e82033a1 | 75 | 0x01, /* bNumDescriptors */ |
bricklife | 0:d450e82033a1 | 76 | REPORT_DESCRIPTOR, /* bDescriptorType */ |
bricklife | 0:d450e82033a1 | 77 | 0x79, /* wDescriptorLength (LSB) */ |
bricklife | 0:d450e82033a1 | 78 | 0x00, /* wDescriptorLength (MSB) */ |
bricklife | 0:d450e82033a1 | 79 | |
bricklife | 0:d450e82033a1 | 80 | 0x07, /* bLength */ |
bricklife | 0:d450e82033a1 | 81 | ENDPOINT_DESCRIPTOR, /* bDescriptorType */ |
bricklife | 0:d450e82033a1 | 82 | 0x81, /* bEndpointAddress */ |
bricklife | 0:d450e82033a1 | 83 | 0x03, /* bmAttributes */ |
bricklife | 0:d450e82033a1 | 84 | MAX_PACKET_SIZE_EP1, /* wMaxPacketSize (LSB) */ |
bricklife | 0:d450e82033a1 | 85 | 0x00, /* wMaxPacketSize (MSB) */ |
bricklife | 0:d450e82033a1 | 86 | 0x0a, /* bInterval */ |
bricklife | 0:d450e82033a1 | 87 | }; |
bricklife | 0:d450e82033a1 | 88 | |
bricklife | 0:d450e82033a1 | 89 | /* HID Class Report Descriptor */ |
bricklife | 0:d450e82033a1 | 90 | /* Short items: size is 0, 1, 2 or 3 specifying 0, 1, 2 or 4 (four) bytes of data as per HID Class standard */ |
bricklife | 0:d450e82033a1 | 91 | |
bricklife | 0:d450e82033a1 | 92 | /* Main items */ |
bricklife | 0:d450e82033a1 | 93 | #define INPUT(size) (0x80 | size) |
bricklife | 0:d450e82033a1 | 94 | #define OUTPUT(size) (0x90 | size) |
bricklife | 0:d450e82033a1 | 95 | #define FEATURE(size) (0xb0 | size) |
bricklife | 0:d450e82033a1 | 96 | #define COLLECTION(size) (0xa0 | size) |
bricklife | 0:d450e82033a1 | 97 | #define END_COLLECTION(size) (0xc0 | size) |
bricklife | 0:d450e82033a1 | 98 | |
bricklife | 0:d450e82033a1 | 99 | /* Global items */ |
bricklife | 0:d450e82033a1 | 100 | #define USAGE_PAGE(size) (0x04 | size) |
bricklife | 0:d450e82033a1 | 101 | #define LOGICAL_MIN(size) (0x14 | size) |
bricklife | 0:d450e82033a1 | 102 | #define LOGICAL_MAX(size) (0x24 | size) |
bricklife | 0:d450e82033a1 | 103 | #define PHYSICAL_MIN(size) (0x34 | size) |
bricklife | 0:d450e82033a1 | 104 | #define PHYSICAL_MAX(size) (0x44 | size) |
bricklife | 0:d450e82033a1 | 105 | #define UNIT_EXPONENT(size) (0x54 | size) |
bricklife | 0:d450e82033a1 | 106 | #define UNIT(size) (0x64 | size) |
bricklife | 0:d450e82033a1 | 107 | #define REPORT_SIZE(size) (0x74 | size) |
bricklife | 0:d450e82033a1 | 108 | #define REPORT_ID(size) (0x84 | size) |
bricklife | 0:d450e82033a1 | 109 | #define REPORT_COUNT(size) (0x94 | size) |
bricklife | 0:d450e82033a1 | 110 | #define PUSH(size) (0xa4 | size) |
bricklife | 0:d450e82033a1 | 111 | #define POP(size) (0xb4 | size) |
bricklife | 0:d450e82033a1 | 112 | |
bricklife | 0:d450e82033a1 | 113 | /* Local items */ |
bricklife | 0:d450e82033a1 | 114 | #define USAGE(size) (0x08 | size) |
bricklife | 0:d450e82033a1 | 115 | #define USAGE_MIN(size) (0x18 | size) |
bricklife | 0:d450e82033a1 | 116 | #define USAGE_MAX(size) (0x28 | size) |
bricklife | 0:d450e82033a1 | 117 | #define DESIGNATOR_INDEX(size) (0x38 | size) |
bricklife | 0:d450e82033a1 | 118 | #define DESIGNATOR_MIN(size) (0x48 | size) |
bricklife | 0:d450e82033a1 | 119 | #define DESIGNATOR_MAX(size) (0x58 | size) |
bricklife | 0:d450e82033a1 | 120 | #define STRING_INDEX(size) (0x78 | size) |
bricklife | 0:d450e82033a1 | 121 | #define STRING_MIN(size) (0x88 | size) |
bricklife | 0:d450e82033a1 | 122 | #define STRING_MAX(size) (0x98 | size) |
bricklife | 0:d450e82033a1 | 123 | #define DELIMITER(size) (0xa8 | size) |
bricklife | 0:d450e82033a1 | 124 | |
bricklife | 0:d450e82033a1 | 125 | #define REPORT_ID_KEYBOARD (1) |
bricklife | 0:d450e82033a1 | 126 | #define REPORT_ID_MOUSE (2) |
bricklife | 0:d450e82033a1 | 127 | |
bricklife | 0:d450e82033a1 | 128 | #define MAX_REPORT_SIZE (8) |
bricklife | 0:d450e82033a1 | 129 | |
bricklife | 0:d450e82033a1 | 130 | unsigned char reportDescriptor[] = { |
bricklife | 0:d450e82033a1 | 131 | /* Keyboard */ |
bricklife | 0:d450e82033a1 | 132 | USAGE_PAGE(1), 0x01, |
bricklife | 0:d450e82033a1 | 133 | USAGE(1), 0x06, |
bricklife | 0:d450e82033a1 | 134 | COLLECTION(1), 0x01, |
bricklife | 0:d450e82033a1 | 135 | REPORT_ID(1), REPORT_ID_KEYBOARD, |
bricklife | 0:d450e82033a1 | 136 | USAGE_PAGE(1), 0x07, |
bricklife | 0:d450e82033a1 | 137 | USAGE_MIN(1), 0xE0, |
bricklife | 0:d450e82033a1 | 138 | USAGE_MAX(1), 0xE7, |
bricklife | 0:d450e82033a1 | 139 | LOGICAL_MIN(1), 0x00, |
bricklife | 0:d450e82033a1 | 140 | LOGICAL_MAX(1), 0x01, |
bricklife | 0:d450e82033a1 | 141 | REPORT_SIZE(1), 0x01, |
bricklife | 0:d450e82033a1 | 142 | REPORT_COUNT(1), 0x08, |
bricklife | 0:d450e82033a1 | 143 | INPUT(1), 0x02, |
bricklife | 0:d450e82033a1 | 144 | REPORT_COUNT(1), 0x01, |
bricklife | 0:d450e82033a1 | 145 | REPORT_SIZE(1), 0x08, |
bricklife | 0:d450e82033a1 | 146 | INPUT(1), 0x01, |
bricklife | 0:d450e82033a1 | 147 | REPORT_COUNT(1), 0x05, |
bricklife | 0:d450e82033a1 | 148 | REPORT_SIZE(1), 0x01, |
bricklife | 0:d450e82033a1 | 149 | USAGE_PAGE(1), 0x08, |
bricklife | 0:d450e82033a1 | 150 | USAGE_MIN(1), 0x01, |
bricklife | 0:d450e82033a1 | 151 | USAGE_MAX(1), 0x05, |
bricklife | 0:d450e82033a1 | 152 | OUTPUT(1), 0x02, |
bricklife | 0:d450e82033a1 | 153 | REPORT_COUNT(1), 0x01, |
bricklife | 0:d450e82033a1 | 154 | REPORT_SIZE(1), 0x03, |
bricklife | 0:d450e82033a1 | 155 | OUTPUT(1), 0x01, |
bricklife | 0:d450e82033a1 | 156 | REPORT_COUNT(1), 0x06, |
bricklife | 0:d450e82033a1 | 157 | REPORT_SIZE(1), 0x08, |
bricklife | 0:d450e82033a1 | 158 | LOGICAL_MIN(1), 0x00, |
bricklife | 0:d450e82033a1 | 159 | LOGICAL_MAX(2), 0xff, 0x00, |
bricklife | 0:d450e82033a1 | 160 | USAGE_PAGE(1), 0x07, |
bricklife | 0:d450e82033a1 | 161 | USAGE_MIN(1), 0x00, |
bricklife | 0:d450e82033a1 | 162 | USAGE_MAX(2), 0xff, 0x00, |
bricklife | 0:d450e82033a1 | 163 | INPUT(1), 0x00, |
bricklife | 0:d450e82033a1 | 164 | END_COLLECTION(0), |
bricklife | 0:d450e82033a1 | 165 | |
bricklife | 0:d450e82033a1 | 166 | /* Mouse */ |
bricklife | 0:d450e82033a1 | 167 | USAGE_PAGE(1), 0x01, |
bricklife | 0:d450e82033a1 | 168 | USAGE(1), 0x02, |
bricklife | 0:d450e82033a1 | 169 | COLLECTION(1), 0x01, |
bricklife | 0:d450e82033a1 | 170 | USAGE(1), 0x01, |
bricklife | 0:d450e82033a1 | 171 | COLLECTION(1), 0x00, |
bricklife | 0:d450e82033a1 | 172 | REPORT_ID(1), REPORT_ID_MOUSE, |
bricklife | 0:d450e82033a1 | 173 | REPORT_COUNT(1), 0x03, |
bricklife | 0:d450e82033a1 | 174 | REPORT_SIZE(1), 0x01, |
bricklife | 0:d450e82033a1 | 175 | USAGE_PAGE(1), 0x09, |
bricklife | 0:d450e82033a1 | 176 | USAGE_MIN(1), 0x1, |
bricklife | 0:d450e82033a1 | 177 | USAGE_MAX(1), 0x3, |
bricklife | 0:d450e82033a1 | 178 | LOGICAL_MIN(1), 0x00, |
bricklife | 0:d450e82033a1 | 179 | LOGICAL_MAX(1), 0x01, |
bricklife | 0:d450e82033a1 | 180 | INPUT(1), 0x02, |
bricklife | 0:d450e82033a1 | 181 | REPORT_COUNT(1), 0x01, |
bricklife | 0:d450e82033a1 | 182 | REPORT_SIZE(1), 0x05, |
bricklife | 0:d450e82033a1 | 183 | INPUT(1), 0x01, |
bricklife | 0:d450e82033a1 | 184 | REPORT_COUNT(1), 0x03, |
bricklife | 0:d450e82033a1 | 185 | REPORT_SIZE(1), 0x08, |
bricklife | 0:d450e82033a1 | 186 | USAGE_PAGE(1), 0x01, |
bricklife | 0:d450e82033a1 | 187 | USAGE(1), 0x30, |
bricklife | 0:d450e82033a1 | 188 | USAGE(1), 0x31, |
bricklife | 0:d450e82033a1 | 189 | USAGE(1), 0x38, |
bricklife | 0:d450e82033a1 | 190 | LOGICAL_MIN(1), 0x81, |
bricklife | 0:d450e82033a1 | 191 | LOGICAL_MAX(1), 0x7f, |
bricklife | 0:d450e82033a1 | 192 | INPUT(1), 0x06, |
bricklife | 0:d450e82033a1 | 193 | END_COLLECTION(0), |
bricklife | 0:d450e82033a1 | 194 | END_COLLECTION(0), |
bricklife | 0:d450e82033a1 | 195 | }; |
bricklife | 0:d450e82033a1 | 196 | |
bricklife | 0:d450e82033a1 | 197 | volatile bool complete; |
bricklife | 0:d450e82033a1 | 198 | volatile bool configured; |
bricklife | 0:d450e82033a1 | 199 | unsigned char outputReport[MAX_REPORT_SIZE]; |
bricklife | 0:d450e82033a1 | 200 | |
bricklife | 0:d450e82033a1 | 201 | usbhid::usbhid() |
bricklife | 0:d450e82033a1 | 202 | { |
bricklife | 0:d450e82033a1 | 203 | configured = false; |
bricklife | 0:d450e82033a1 | 204 | connect(); |
bricklife | 0:d450e82033a1 | 205 | } |
bricklife | 0:d450e82033a1 | 206 | |
bricklife | 0:d450e82033a1 | 207 | void usbhid::deviceEventReset() |
bricklife | 0:d450e82033a1 | 208 | { |
bricklife | 0:d450e82033a1 | 209 | configured = false; |
bricklife | 0:d450e82033a1 | 210 | |
bricklife | 0:d450e82033a1 | 211 | /* Must call base class */ |
bricklife | 0:d450e82033a1 | 212 | usbdevice::deviceEventReset(); |
bricklife | 0:d450e82033a1 | 213 | } |
bricklife | 0:d450e82033a1 | 214 | |
bricklife | 0:d450e82033a1 | 215 | bool usbhid::requestSetConfiguration(void) |
bricklife | 0:d450e82033a1 | 216 | { |
bricklife | 0:d450e82033a1 | 217 | bool result; |
bricklife | 0:d450e82033a1 | 218 | |
bricklife | 0:d450e82033a1 | 219 | /* Configure IN interrupt endpoint */ |
bricklife | 0:d450e82033a1 | 220 | realiseEndpoint(EP1IN, MAX_PACKET_SIZE_EP1); |
bricklife | 0:d450e82033a1 | 221 | enableEndpointEvent(EP1IN); |
bricklife | 0:d450e82033a1 | 222 | |
bricklife | 0:d450e82033a1 | 223 | /* Must call base class */ |
bricklife | 0:d450e82033a1 | 224 | result = usbdevice::requestSetConfiguration(); |
bricklife | 0:d450e82033a1 | 225 | |
bricklife | 0:d450e82033a1 | 226 | if (result) |
bricklife | 0:d450e82033a1 | 227 | { |
bricklife | 0:d450e82033a1 | 228 | /* Now configured */ |
bricklife | 0:d450e82033a1 | 229 | configured = true; |
bricklife | 0:d450e82033a1 | 230 | } |
bricklife | 0:d450e82033a1 | 231 | |
bricklife | 0:d450e82033a1 | 232 | return result; |
bricklife | 0:d450e82033a1 | 233 | } |
bricklife | 0:d450e82033a1 | 234 | |
bricklife | 0:d450e82033a1 | 235 | bool usbhid::requestGetDescriptor(void) |
bricklife | 0:d450e82033a1 | 236 | { |
bricklife | 0:d450e82033a1 | 237 | bool success = false; |
bricklife | 0:d450e82033a1 | 238 | |
bricklife | 0:d450e82033a1 | 239 | switch (DESCRIPTOR_TYPE(transfer.setup.wValue)) |
bricklife | 0:d450e82033a1 | 240 | { |
bricklife | 0:d450e82033a1 | 241 | case DEVICE_DESCRIPTOR: |
bricklife | 0:d450e82033a1 | 242 | transfer.remaining = sizeof(deviceDescriptor); |
bricklife | 0:d450e82033a1 | 243 | transfer.ptr = deviceDescriptor; |
bricklife | 0:d450e82033a1 | 244 | transfer.direction = DEVICE_TO_HOST; |
bricklife | 0:d450e82033a1 | 245 | success = true; |
bricklife | 0:d450e82033a1 | 246 | break; |
bricklife | 0:d450e82033a1 | 247 | case CONFIGURATION_DESCRIPTOR: |
bricklife | 0:d450e82033a1 | 248 | transfer.remaining = sizeof(configurationDescriptor); |
bricklife | 0:d450e82033a1 | 249 | transfer.ptr = configurationDescriptor; |
bricklife | 0:d450e82033a1 | 250 | transfer.direction = DEVICE_TO_HOST; |
bricklife | 0:d450e82033a1 | 251 | success = true; |
bricklife | 0:d450e82033a1 | 252 | break; |
bricklife | 0:d450e82033a1 | 253 | case STRING_DESCRIPTOR: |
bricklife | 0:d450e82033a1 | 254 | case INTERFACE_DESCRIPTOR: |
bricklife | 0:d450e82033a1 | 255 | case ENDPOINT_DESCRIPTOR: |
bricklife | 0:d450e82033a1 | 256 | /* TODO: Support is optional, not implemented here */ |
bricklife | 0:d450e82033a1 | 257 | break; |
bricklife | 0:d450e82033a1 | 258 | case HID_DESCRIPTOR: |
bricklife | 0:d450e82033a1 | 259 | transfer.remaining = 0x09; /* TODO: Fix hard coded size/offset */ |
bricklife | 0:d450e82033a1 | 260 | transfer.ptr = &configurationDescriptor[18]; |
bricklife | 0:d450e82033a1 | 261 | transfer.direction = DEVICE_TO_HOST; |
bricklife | 0:d450e82033a1 | 262 | success = true; |
bricklife | 0:d450e82033a1 | 263 | break; |
bricklife | 0:d450e82033a1 | 264 | case REPORT_DESCRIPTOR: |
bricklife | 0:d450e82033a1 | 265 | transfer.remaining = sizeof(reportDescriptor); |
bricklife | 0:d450e82033a1 | 266 | transfer.ptr = reportDescriptor; |
bricklife | 0:d450e82033a1 | 267 | transfer.direction = DEVICE_TO_HOST; |
bricklife | 0:d450e82033a1 | 268 | success = true; |
bricklife | 0:d450e82033a1 | 269 | break; |
bricklife | 0:d450e82033a1 | 270 | default: |
bricklife | 0:d450e82033a1 | 271 | break; |
bricklife | 0:d450e82033a1 | 272 | } |
bricklife | 0:d450e82033a1 | 273 | |
bricklife | 0:d450e82033a1 | 274 | return success; |
bricklife | 0:d450e82033a1 | 275 | } |
bricklife | 0:d450e82033a1 | 276 | |
bricklife | 0:d450e82033a1 | 277 | bool usbhid::requestSetup(void) |
bricklife | 0:d450e82033a1 | 278 | { |
bricklife | 0:d450e82033a1 | 279 | /* Process class requests */ |
bricklife | 0:d450e82033a1 | 280 | bool success = false; |
bricklife | 0:d450e82033a1 | 281 | |
bricklife | 0:d450e82033a1 | 282 | if (transfer.setup.bmRequestType.Type == CLASS_TYPE) |
bricklife | 0:d450e82033a1 | 283 | { |
bricklife | 0:d450e82033a1 | 284 | switch (transfer.setup.bRequest) |
bricklife | 0:d450e82033a1 | 285 | { |
bricklife | 0:d450e82033a1 | 286 | case SET_REPORT: |
bricklife | 0:d450e82033a1 | 287 | switch (transfer.setup.wValue & 0xff) |
bricklife | 0:d450e82033a1 | 288 | { |
bricklife | 0:d450e82033a1 | 289 | case REPORT_ID_KEYBOARD: |
bricklife | 0:d450e82033a1 | 290 | /* TODO: LED state */ |
bricklife | 0:d450e82033a1 | 291 | transfer.remaining = sizeof(outputReport); |
bricklife | 0:d450e82033a1 | 292 | transfer.ptr = outputReport; |
bricklife | 0:d450e82033a1 | 293 | transfer.direction = HOST_TO_DEVICE; |
bricklife | 0:d450e82033a1 | 294 | success = true; |
bricklife | 0:d450e82033a1 | 295 | break; |
bricklife | 0:d450e82033a1 | 296 | default: |
bricklife | 0:d450e82033a1 | 297 | break; |
bricklife | 0:d450e82033a1 | 298 | } |
bricklife | 0:d450e82033a1 | 299 | break; |
bricklife | 0:d450e82033a1 | 300 | default: |
bricklife | 0:d450e82033a1 | 301 | break; |
bricklife | 0:d450e82033a1 | 302 | } |
bricklife | 0:d450e82033a1 | 303 | } |
bricklife | 0:d450e82033a1 | 304 | |
bricklife | 0:d450e82033a1 | 305 | if (success) |
bricklife | 0:d450e82033a1 | 306 | { |
bricklife | 0:d450e82033a1 | 307 | /* We've handled this request */ |
bricklife | 0:d450e82033a1 | 308 | return true; |
bricklife | 0:d450e82033a1 | 309 | } |
bricklife | 0:d450e82033a1 | 310 | |
bricklife | 0:d450e82033a1 | 311 | return usbdevice::requestSetup(); |
bricklife | 0:d450e82033a1 | 312 | } |
bricklife | 0:d450e82033a1 | 313 | |
bricklife | 0:d450e82033a1 | 314 | bool usbhid::sendInputReport(unsigned char id, unsigned char *data, unsigned char size) |
bricklife | 0:d450e82033a1 | 315 | { |
bricklife | 0:d450e82033a1 | 316 | /* Send an Input Report */ |
bricklife | 0:d450e82033a1 | 317 | /* If data is NULL an all zero report is sent */ |
bricklife | 0:d450e82033a1 | 318 | |
bricklife | 0:d450e82033a1 | 319 | static unsigned char report[MAX_REPORT_SIZE+1]; /* +1 for report ID */ |
bricklife | 0:d450e82033a1 | 320 | unsigned char i; |
bricklife | 0:d450e82033a1 | 321 | |
bricklife | 0:d450e82033a1 | 322 | if (size > MAX_REPORT_SIZE) |
bricklife | 0:d450e82033a1 | 323 | { |
bricklife | 0:d450e82033a1 | 324 | return false; |
bricklife | 0:d450e82033a1 | 325 | } |
bricklife | 0:d450e82033a1 | 326 | |
bricklife | 0:d450e82033a1 | 327 | /* Add report ID */ |
bricklife | 0:d450e82033a1 | 328 | report[0]=id; |
bricklife | 0:d450e82033a1 | 329 | |
bricklife | 0:d450e82033a1 | 330 | /* Add report data */ |
bricklife | 0:d450e82033a1 | 331 | if (data != NULL) |
bricklife | 0:d450e82033a1 | 332 | { |
bricklife | 0:d450e82033a1 | 333 | for (i=0; i<size; i++) |
bricklife | 0:d450e82033a1 | 334 | { |
bricklife | 0:d450e82033a1 | 335 | report[i+1] = *data++; |
bricklife | 0:d450e82033a1 | 336 | } |
bricklife | 0:d450e82033a1 | 337 | } |
bricklife | 0:d450e82033a1 | 338 | else |
bricklife | 0:d450e82033a1 | 339 | { |
bricklife | 0:d450e82033a1 | 340 | for (i=0; i<size; i++) |
bricklife | 0:d450e82033a1 | 341 | { |
bricklife | 0:d450e82033a1 | 342 | report[i+1] = 0; |
bricklife | 0:d450e82033a1 | 343 | } |
bricklife | 0:d450e82033a1 | 344 | } |
bricklife | 0:d450e82033a1 | 345 | |
bricklife | 0:d450e82033a1 | 346 | /* Block if not configured */ |
bricklife | 0:d450e82033a1 | 347 | while (!configured); |
bricklife | 0:d450e82033a1 | 348 | |
bricklife | 0:d450e82033a1 | 349 | /* Send report */ |
bricklife | 0:d450e82033a1 | 350 | complete = false; |
bricklife | 0:d450e82033a1 | 351 | disableEvents(); |
bricklife | 0:d450e82033a1 | 352 | endpointWrite(EP1IN, report, size+1); /* +1 for report ID */ |
bricklife | 0:d450e82033a1 | 353 | enableEvents(); |
bricklife | 0:d450e82033a1 | 354 | |
bricklife | 0:d450e82033a1 | 355 | /* Wait for completion */ |
bricklife | 0:d450e82033a1 | 356 | while(!complete && configured); |
bricklife | 0:d450e82033a1 | 357 | return true; |
bricklife | 0:d450e82033a1 | 358 | } |
bricklife | 0:d450e82033a1 | 359 | |
bricklife | 0:d450e82033a1 | 360 | void usbhid::endpointEventEP1In(void) |
bricklife | 0:d450e82033a1 | 361 | { |
bricklife | 0:d450e82033a1 | 362 | complete = true; |
bricklife | 0:d450e82033a1 | 363 | } |
bricklife | 0:d450e82033a1 | 364 | |
bricklife | 0:d450e82033a1 | 365 | bool usbhid::keyboard(char c) |
bricklife | 0:d450e82033a1 | 366 | { |
bricklife | 0:d450e82033a1 | 367 | /* Send a simulated keyboard keypress. Returns true if successful. */ |
bricklife | 0:d450e82033a1 | 368 | unsigned char report[8]={0,0,0,0,0,0,0,0}; |
bricklife | 0:d450e82033a1 | 369 | |
bricklife | 0:d450e82033a1 | 370 | report[0] = keymap[c].modifier; |
bricklife | 0:d450e82033a1 | 371 | report[2] = keymap[c].usage; |
bricklife | 0:d450e82033a1 | 372 | |
bricklife | 0:d450e82033a1 | 373 | /* Key down */ |
bricklife | 0:d450e82033a1 | 374 | if (!sendInputReport(REPORT_ID_KEYBOARD, report, 8)) |
bricklife | 0:d450e82033a1 | 375 | { |
bricklife | 0:d450e82033a1 | 376 | return false; |
bricklife | 0:d450e82033a1 | 377 | } |
bricklife | 0:d450e82033a1 | 378 | |
bricklife | 0:d450e82033a1 | 379 | /* Key up */ |
bricklife | 0:d450e82033a1 | 380 | if (!sendInputReport(REPORT_ID_KEYBOARD, NULL, 8)) |
bricklife | 0:d450e82033a1 | 381 | { |
bricklife | 0:d450e82033a1 | 382 | return false; |
bricklife | 0:d450e82033a1 | 383 | } |
bricklife | 0:d450e82033a1 | 384 | |
bricklife | 0:d450e82033a1 | 385 | return true; |
bricklife | 0:d450e82033a1 | 386 | } |
bricklife | 0:d450e82033a1 | 387 | |
bricklife | 0:d450e82033a1 | 388 | bool usbhid::keyboard(char *string) |
bricklife | 0:d450e82033a1 | 389 | { |
bricklife | 0:d450e82033a1 | 390 | /* Send a string of characters. Returns true if successful. */ |
bricklife | 0:d450e82033a1 | 391 | do { |
bricklife | 0:d450e82033a1 | 392 | if (!keyboard(*string++)) |
bricklife | 0:d450e82033a1 | 393 | { |
bricklife | 0:d450e82033a1 | 394 | return false; |
bricklife | 0:d450e82033a1 | 395 | } |
bricklife | 0:d450e82033a1 | 396 | } while (*string != '\0'); |
bricklife | 0:d450e82033a1 | 397 | |
bricklife | 0:d450e82033a1 | 398 | return true; |
bricklife | 0:d450e82033a1 | 399 | } |
bricklife | 0:d450e82033a1 | 400 | |
bricklife | 0:d450e82033a1 | 401 | bool usbhid::mouse(signed char x, signed char y, unsigned char buttons, signed char wheel) |
bricklife | 0:d450e82033a1 | 402 | { |
bricklife | 0:d450e82033a1 | 403 | /* Send a simulated mouse event. Returns true if successful. */ |
bricklife | 0:d450e82033a1 | 404 | unsigned char report[4]={0,0,0,0}; |
bricklife | 0:d450e82033a1 | 405 | |
bricklife | 0:d450e82033a1 | 406 | report[0] = buttons; |
bricklife | 0:d450e82033a1 | 407 | report[1] = x; |
bricklife | 0:d450e82033a1 | 408 | report[2] = y; |
bricklife | 0:d450e82033a1 | 409 | report[3] = wheel; |
bricklife | 0:d450e82033a1 | 410 | |
bricklife | 0:d450e82033a1 | 411 | if (!sendInputReport(REPORT_ID_MOUSE, report, 4)) |
bricklife | 0:d450e82033a1 | 412 | { |
bricklife | 0:d450e82033a1 | 413 | return false; |
bricklife | 0:d450e82033a1 | 414 | } |
bricklife | 0:d450e82033a1 | 415 | |
bricklife | 0:d450e82033a1 | 416 | return true; |
bricklife | 0:d450e82033a1 | 417 | } |
bricklife | 0:d450e82033a1 | 418 | |
bricklife | 0:d450e82033a1 | 419 | |
bricklife | 0:d450e82033a1 | 420 | // |
bricklife | 0:d450e82033a1 | 421 | // USBJoystick |
bricklife | 0:d450e82033a1 | 422 | // |
bricklife | 0:d450e82033a1 | 423 | |
bricklife | 0:d450e82033a1 | 424 | unsigned char reportDescriptorJoystick[] = { |
bricklife | 0:d450e82033a1 | 425 | USAGE_PAGE(1), 0x01, |
bricklife | 0:d450e82033a1 | 426 | USAGE(1), 0x04, |
bricklife | 0:d450e82033a1 | 427 | COLLECTION(1), 0x01, |
bricklife | 0:d450e82033a1 | 428 | USAGE(1), 0x01, |
bricklife | 0:d450e82033a1 | 429 | COLLECTION(1), 0x00, |
bricklife | 0:d450e82033a1 | 430 | |
bricklife | 0:d450e82033a1 | 431 | USAGE_PAGE(1), 0x09, |
bricklife | 0:d450e82033a1 | 432 | USAGE_MIN(1), 0x01, |
bricklife | 0:d450e82033a1 | 433 | USAGE_MAX(1), 0x0C, |
bricklife | 0:d450e82033a1 | 434 | LOGICAL_MIN(1), 0x00, |
bricklife | 0:d450e82033a1 | 435 | LOGICAL_MAX(1), 0x01, |
bricklife | 0:d450e82033a1 | 436 | PHYSICAL_MIN(1), 0x00, |
bricklife | 0:d450e82033a1 | 437 | PHYSICAL_MAX(1), 0x01, |
bricklife | 0:d450e82033a1 | 438 | REPORT_SIZE(1), 0x01, |
bricklife | 0:d450e82033a1 | 439 | REPORT_COUNT(1), 0x0C, |
bricklife | 0:d450e82033a1 | 440 | INPUT(1), 0x02, |
bricklife | 0:d450e82033a1 | 441 | |
bricklife | 0:d450e82033a1 | 442 | USAGE_PAGE(1), 0x01, |
bricklife | 0:d450e82033a1 | 443 | USAGE(1), 0x39, |
bricklife | 0:d450e82033a1 | 444 | LOGICAL_MIN(1), 0x00, |
bricklife | 0:d450e82033a1 | 445 | LOGICAL_MAX(1), 0x07, |
bricklife | 0:d450e82033a1 | 446 | PHYSICAL_MIN(1), 0x00, |
bricklife | 0:d450e82033a1 | 447 | PHYSICAL_MAX(2), 0x3B, 0x01, |
bricklife | 0:d450e82033a1 | 448 | UNIT(1), 0x14, |
bricklife | 0:d450e82033a1 | 449 | REPORT_SIZE(1), 0x04, |
bricklife | 0:d450e82033a1 | 450 | REPORT_COUNT(1), 0x01, |
bricklife | 0:d450e82033a1 | 451 | INPUT(1), 0x42, |
bricklife | 0:d450e82033a1 | 452 | |
bricklife | 0:d450e82033a1 | 453 | USAGE_PAGE(1), 0x01, |
bricklife | 0:d450e82033a1 | 454 | USAGE(1), 0x30, |
bricklife | 0:d450e82033a1 | 455 | USAGE(1), 0x31, |
bricklife | 0:d450e82033a1 | 456 | USAGE(1), 0x32, |
bricklife | 0:d450e82033a1 | 457 | USAGE(1), 0x35, |
bricklife | 0:d450e82033a1 | 458 | LOGICAL_MIN(1), 0x00, |
bricklife | 0:d450e82033a1 | 459 | LOGICAL_MAX(2), 0xff, 0x00, |
bricklife | 0:d450e82033a1 | 460 | PHYSICAL_MIN(1), 0x00, |
bricklife | 0:d450e82033a1 | 461 | PHYSICAL_MAX(2), 0xff, 0x00, |
bricklife | 0:d450e82033a1 | 462 | UNIT(2), 0x00, 0x00, |
bricklife | 0:d450e82033a1 | 463 | REPORT_SIZE(1), 0x08, |
bricklife | 0:d450e82033a1 | 464 | REPORT_COUNT(1), 0x04, |
bricklife | 0:d450e82033a1 | 465 | INPUT(1), 0x02, |
bricklife | 0:d450e82033a1 | 466 | |
bricklife | 0:d450e82033a1 | 467 | END_COLLECTION(0), |
bricklife | 0:d450e82033a1 | 468 | END_COLLECTION(0), |
bricklife | 0:d450e82033a1 | 469 | }; |
bricklife | 0:d450e82033a1 | 470 | |
bricklife | 0:d450e82033a1 | 471 | USBJoystick::USBJoystick() |
bricklife | 0:d450e82033a1 | 472 | { |
bricklife | 0:d450e82033a1 | 473 | int reportDescriptorSize = sizeof(reportDescriptorJoystick); |
bricklife | 0:d450e82033a1 | 474 | configurationDescriptor[25] = reportDescriptorSize & 0xff; |
bricklife | 0:d450e82033a1 | 475 | configurationDescriptor[26] = (reportDescriptorSize >> 8) & 0xff; |
bricklife | 0:d450e82033a1 | 476 | } |
bricklife | 0:d450e82033a1 | 477 | |
bricklife | 0:d450e82033a1 | 478 | bool USBJoystick::requestGetDescriptor(void) |
bricklife | 0:d450e82033a1 | 479 | { |
bricklife | 0:d450e82033a1 | 480 | bool success = false; |
bricklife | 0:d450e82033a1 | 481 | |
bricklife | 0:d450e82033a1 | 482 | switch (DESCRIPTOR_TYPE(transfer.setup.wValue)) |
bricklife | 0:d450e82033a1 | 483 | { |
bricklife | 0:d450e82033a1 | 484 | case REPORT_DESCRIPTOR: |
bricklife | 0:d450e82033a1 | 485 | transfer.remaining = sizeof(reportDescriptorJoystick); |
bricklife | 0:d450e82033a1 | 486 | transfer.ptr = reportDescriptorJoystick; |
bricklife | 0:d450e82033a1 | 487 | transfer.direction = DEVICE_TO_HOST; |
bricklife | 0:d450e82033a1 | 488 | success = true; |
bricklife | 0:d450e82033a1 | 489 | break; |
bricklife | 0:d450e82033a1 | 490 | default: |
bricklife | 0:d450e82033a1 | 491 | success = usbhid::requestGetDescriptor(); |
bricklife | 0:d450e82033a1 | 492 | break; |
bricklife | 0:d450e82033a1 | 493 | } |
bricklife | 0:d450e82033a1 | 494 | |
bricklife | 0:d450e82033a1 | 495 | return success; |
bricklife | 0:d450e82033a1 | 496 | } |
bricklife | 0:d450e82033a1 | 497 | |
bricklife | 0:d450e82033a1 | 498 | bool USBJoystick::sendInputReport(unsigned char *data, unsigned char size) |
bricklife | 0:d450e82033a1 | 499 | { |
bricklife | 0:d450e82033a1 | 500 | /* Send an Input Report */ |
bricklife | 0:d450e82033a1 | 501 | /* If data is NULL an all zero report is sent */ |
bricklife | 0:d450e82033a1 | 502 | |
bricklife | 0:d450e82033a1 | 503 | static unsigned char report[MAX_REPORT_SIZE]; |
bricklife | 0:d450e82033a1 | 504 | unsigned char i; |
bricklife | 0:d450e82033a1 | 505 | |
bricklife | 0:d450e82033a1 | 506 | if (size > MAX_REPORT_SIZE) |
bricklife | 0:d450e82033a1 | 507 | { |
bricklife | 0:d450e82033a1 | 508 | return false; |
bricklife | 0:d450e82033a1 | 509 | } |
bricklife | 0:d450e82033a1 | 510 | |
bricklife | 0:d450e82033a1 | 511 | /* Add report data */ |
bricklife | 0:d450e82033a1 | 512 | if (data != NULL) |
bricklife | 0:d450e82033a1 | 513 | { |
bricklife | 0:d450e82033a1 | 514 | for (i=0; i<size; i++) |
bricklife | 0:d450e82033a1 | 515 | { |
bricklife | 0:d450e82033a1 | 516 | report[i] = *data++; |
bricklife | 0:d450e82033a1 | 517 | } |
bricklife | 0:d450e82033a1 | 518 | } |
bricklife | 0:d450e82033a1 | 519 | else |
bricklife | 0:d450e82033a1 | 520 | { |
bricklife | 0:d450e82033a1 | 521 | for (i=0; i<size; i++) |
bricklife | 0:d450e82033a1 | 522 | { |
bricklife | 0:d450e82033a1 | 523 | report[i] = 0; |
bricklife | 0:d450e82033a1 | 524 | } |
bricklife | 0:d450e82033a1 | 525 | } |
bricklife | 0:d450e82033a1 | 526 | |
bricklife | 0:d450e82033a1 | 527 | /* Block if not configured */ |
bricklife | 0:d450e82033a1 | 528 | while (!configured); |
bricklife | 0:d450e82033a1 | 529 | |
bricklife | 0:d450e82033a1 | 530 | /* Send report */ |
bricklife | 0:d450e82033a1 | 531 | complete = false; |
bricklife | 0:d450e82033a1 | 532 | disableEvents(); |
bricklife | 0:d450e82033a1 | 533 | endpointWrite(EP1IN, report, size); /* +1 for report ID */ |
bricklife | 0:d450e82033a1 | 534 | enableEvents(); |
bricklife | 0:d450e82033a1 | 535 | |
bricklife | 0:d450e82033a1 | 536 | /* Wait for completion */ |
bricklife | 0:d450e82033a1 | 537 | while(!complete && configured); |
bricklife | 0:d450e82033a1 | 538 | return true; |
bricklife | 0:d450e82033a1 | 539 | } |
bricklife | 0:d450e82033a1 | 540 | |
bricklife | 0:d450e82033a1 | 541 | bool USBJoystick::joystick(unsigned char stick, unsigned short buttons, signed char x, signed char y, signed char z, signed char rz) |
bricklife | 0:d450e82033a1 | 542 | { |
bricklife | 0:d450e82033a1 | 543 | unsigned char report[6] = {0, 0, 0, 0, 0, 0}; |
bricklife | 0:d450e82033a1 | 544 | |
bricklife | 0:d450e82033a1 | 545 | unsigned char hatswitch; |
bricklife | 0:d450e82033a1 | 546 | if (stick & JOYSTICK_UP) { |
bricklife | 0:d450e82033a1 | 547 | hatswitch = 0x0; |
bricklife | 0:d450e82033a1 | 548 | if (stick & JOYSTICK_RIGHT) hatswitch = 0x1; |
bricklife | 0:d450e82033a1 | 549 | if (stick &JOYSTICK_LEFT) hatswitch = 0x7; |
bricklife | 0:d450e82033a1 | 550 | } else if (stick & JOYSTICK_RIGHT) { |
bricklife | 0:d450e82033a1 | 551 | hatswitch = 0x2; |
bricklife | 0:d450e82033a1 | 552 | if (stick & JOYSTICK_DOWN) hatswitch = 0x3; |
bricklife | 0:d450e82033a1 | 553 | } else if (stick & JOYSTICK_DOWN) { |
bricklife | 0:d450e82033a1 | 554 | hatswitch = 0x4; |
bricklife | 0:d450e82033a1 | 555 | if (stick & JOYSTICK_LEFT) hatswitch = 0x5; |
bricklife | 0:d450e82033a1 | 556 | } else if (stick & JOYSTICK_LEFT) { |
bricklife | 0:d450e82033a1 | 557 | hatswitch = 0x6; |
bricklife | 0:d450e82033a1 | 558 | } else { |
bricklife | 0:d450e82033a1 | 559 | hatswitch = 0xf; |
bricklife | 0:d450e82033a1 | 560 | } |
bricklife | 0:d450e82033a1 | 561 | |
bricklife | 0:d450e82033a1 | 562 | report[0] = buttons & 0xff; |
bricklife | 0:d450e82033a1 | 563 | report[1] = ((buttons >> 8) & 0x0f) | ((hatswitch << 4) & 0xf0); |
bricklife | 0:d450e82033a1 | 564 | report[2] = x + 0x80; |
bricklife | 0:d450e82033a1 | 565 | report[3] = y + 0x80; |
bricklife | 0:d450e82033a1 | 566 | report[4] = z + 0x80; |
bricklife | 0:d450e82033a1 | 567 | report[5] = rz + 0x80; |
bricklife | 0:d450e82033a1 | 568 | |
bricklife | 0:d450e82033a1 | 569 | if (!sendInputReport(report, 6)) { |
bricklife | 0:d450e82033a1 | 570 | return false; |
bricklife | 0:d450e82033a1 | 571 | } |
bricklife | 0:d450e82033a1 | 572 | |
bricklife | 0:d450e82033a1 | 573 | return true; |
bricklife | 0:d450e82033a1 | 574 | } |
bricklife | 0:d450e82033a1 | 575 |