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- //
- // Created by robin on 1/8/16.
- //
-
- UsbMouseDevice UsbMouse = UsbMouseDevice();
-
-
- /* We use a simplifed keyboard report descriptor which does not support the
- * boot protocol. We don't allow setting status LEDs and but we do allow
- * simultaneous key presses.
- * The report descriptor has been created with usb.org's "HID Descriptor Tool"
- * which can be downloaded from http://www.usb.org/developers/hidpage/.
- * Redundant entries (such as LOGICAL_MINIMUM and USAGE_PAGE) have been omitted
- * for the second INPUT item.
- */
- PROGMEM const char usbHidReportDescriptor[52] = { /* USB report descriptor, size must match usbconfig.h */
- 0x05, 0x01, // USAGE_PAGE (Generic Desktop)
- 0x09, 0x02, // USAGE (Mouse)
- 0xa1, 0x01, // COLLECTION (Application)
- 0x09, 0x01, // USAGE (Pointer)
- 0xA1, 0x00, // COLLECTION (Physical)
- 0x05, 0x09, // USAGE_PAGE (Button)
- 0x19, 0x01, // USAGE_MINIMUM
- 0x29, 0x03, // USAGE_MAXIMUM
- 0x15, 0x00, // LOGICAL_MINIMUM (0)
- 0x25, 0x01, // LOGICAL_MAXIMUM (1)
- 0x95, 0x03, // REPORT_COUNT (3)
- 0x75, 0x01, // REPORT_SIZE (1)
- 0x81, 0x02, // INPUT (Data,Var,Abs)
- 0x95, 0x01, // REPORT_COUNT (1)
- 0x75, 0x05, // REPORT_SIZE (5)
- 0x81, 0x03, // INPUT (Const,Var,Abs)
- 0x05, 0x01, // USAGE_PAGE (Generic Desktop)
- 0x09, 0x30, // USAGE (X)
- 0x09, 0x31, // USAGE (Y)
- 0x09, 0x38, // USAGE (Wheel)
- 0x15, 0x81, // LOGICAL_MINIMUM (-127)
- 0x25, 0x7F, // LOGICAL_MAXIMUM (127)
- 0x75, 0x08, // REPORT_SIZE (8)
- 0x95, 0x03, // REPORT_COUNT (3)
- 0x81, 0x06, // INPUT (Data,Var,Rel)
- 0xC0, // END_COLLECTION
- 0xC0, // END COLLECTION
- };
-
- UsbMouseDevice::UsbMouseDevice()
- {
- PORTD = 0; // TODO: Only for USB pins?
- DDRD |= ~USBMASK;
-
- cli();
- usbDeviceDisconnect();
- usbDeviceConnect();
-
-
- usbInit();
-
- sei();
-
- reportBuffer.buttonMask = 0;
- reportBuffer.dx = 0;
- reportBuffer.dy = 0;
- reportBuffer.dWheel = 0;
-
- }
-
- bool UsbMouseDevice::isUsbReady()
- {
- UsbMouse.update();
- return usbInterruptIsReady();
- }
-
- void UsbMouseDevice::move(char dx, char dy)
- {
- reportBuffer.dx += dx;
- reportBuffer.dy += dy;
- updateStatus();
- }
-
- void UsbMouseDevice::updateStatus()
- {
- usbSetInterrupt((unsigned char*)(void *)&reportBuffer, sizeof(reportBuffer));
-
- reportBuffer.buttonMask = 0;
- reportBuffer.dx = 0;
- reportBuffer.dy = 0;
- reportBuffer.dWheel = 0;
- }
-
- usbMsgLen_t usbFunctionSetup(uchar data[8])
- {
- usbRequest_t *rq = (usbRequest_t*)(void*)data;
-
- /* The following requests are never used. But since they are required by
- * the specification, we implement them in this example.
- */
- if((rq->bmRequestType & USBRQ_TYPE_MASK) == USBRQ_TYPE_CLASS){ /* class request type */
- if(rq->bRequest == USBRQ_HID_GET_REPORT){ /* wValue: ReportType (highbyte), ReportID (lowbyte) */
- /* we only have one report type, so don't look at wValue */
- usbMsgPtr = (unsigned char*)(void *)&UsbMouse.reportBuffer;
- return sizeof(UsbMouse.reportBuffer);
- }else if(rq->bRequest == USBRQ_HID_GET_IDLE){
- usbMsgPtr = &idleRate;
- return 1;
- }else if(rq->bRequest == USBRQ_HID_SET_IDLE){
- idleRate = rq->wValue.bytes[1];
- }
- }else{
- /* no vendor specific requests implemented */
- }
- return 0; /* default for not implemented requests: return no data back to host */
- }
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