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Combined Keyboad and Mouse normal and interrupt driven host demos into unified Keyboard and Mouse host demos.

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This commit is contained in:
Dean Camera 2009-03-20 05:39:15 +00:00
parent ee7bd5685e
commit ecf7538430
29 changed files with 200 additions and 5930 deletions
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111
Demos/MouseHost/MouseHost.c
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@ -176,6 +176,51 @@ void UpdateStatus(uint8_t CurrentStatus)
LEDs_SetAllLEDs(LEDMask);
}
/** Reads in and processes the next report from the attached device, displaying the report
* contents on the board LEDs and via the serial port.
*/
void ReadNextReport(void)
{
USB_MouseReport_Data_t MouseReport;
uint8_t LEDMask = LEDS_NO_LEDS;
/* Select the mouse report data in pipe */
Pipe_SelectPipe(MOUSE_DATAPIPE);
/* Ensure pipe contains data and is ready to be read before continuing */
if (!(Pipe_ReadWriteAllowed()))
return;
/* Read in mouse report data */
Pipe_Read_Stream_LE(&MouseReport, sizeof(MouseReport));
/* Clear the IN endpoint, ready for next data packet */
Pipe_ClearCurrentBank();
/* Alter status LEDs according to mouse X movement */
if (MouseReport.X > 0)
LEDMask |= LEDS_LED1;
else if (MouseReport.X < 0)
LEDMask |= LEDS_LED2;
/* Alter status LEDs according to mouse Y movement */
if (MouseReport.Y > 0)
LEDMask |= LEDS_LED3;
else if (MouseReport.Y < 0)
LEDMask |= LEDS_LED4;
/* Alter status LEDs according to mouse button position */
if (MouseReport.Button)
LEDMask = LEDS_ALL_LEDS;
LEDs_SetAllLEDs(LEDMask);
/* Print mouse report data through the serial port */
printf_P(PSTR("dX:%2d dY:%2d Button:%d\r\n"), MouseReport.X,
MouseReport.Y,
MouseReport.Button);
}
/** Task to set the configuration of the attached device after it has been enumerated, and to read and process
* HID reports from the device and display the results onto the board LEDs.
*/
@ -262,49 +307,45 @@ TASK(USB_Mouse_Host)
USB_HostState = HOST_STATE_Ready;
break;
#if !defined(INTERRUPT_DATA_PIPE)
case HOST_STATE_Ready:
/* Select and unfreeze mouse data pipe */
Pipe_SelectPipe(MOUSE_DATAPIPE);
Pipe_SelectPipe(MOUSE_DATAPIPE);
Pipe_Unfreeze();
/* Check if data has been received from the attached mouse */
/* If a report has been received, read and process it */
if (Pipe_ReadWriteAllowed())
{
USB_MouseReport_Data_t MouseReport;
uint8_t LEDMask = LEDS_NO_LEDS;
/* Read in mouse report data */
Pipe_Read_Stream_LE(&MouseReport, sizeof(MouseReport));
/* Clear the IN endpoint, ready for next data packet */
Pipe_ClearCurrentBank();
/* Alter status LEDs according to mouse X movement */
if (MouseReport.X > 0)
LEDMask |= LEDS_LED1;
else if (MouseReport.X < 0)
LEDMask |= LEDS_LED2;
/* Alter status LEDs according to mouse Y movement */
if (MouseReport.Y > 0)
LEDMask |= LEDS_LED3;
else if (MouseReport.Y < 0)
LEDMask |= LEDS_LED4;
/* Alter status LEDs according to mouse button position */
if (MouseReport.Button)
LEDMask = LEDS_ALL_LEDS;
LEDs_SetAllLEDs(LEDMask);
/* Print mouse report data through the serial port */
printf_P(PSTR("dX:%2d dY:%2d Button:%d\r\n"), MouseReport.X,
MouseReport.Y,
MouseReport.Button);
}
ReadNextReport();
/* Freeze mouse data pipe */
Pipe_Freeze();
break;
#endif
}
}
#if defined(INTERRUPT_DATA_PIPE)
/** Interrupt handler for the Endpoint/Pipe interrupt vector. This interrupt fires each time an enabled
* pipe interrupt occurs on a pipe which has had that interrupt enabled.
*/
ISR(ENDPOINT_PIPE_vect, ISR_BLOCK)
{
/* Check to see if the mouse data pipe has caused the interrupt */
if (Pipe_HasPipeInterrupted(MOUSE_DATAPIPE))
{
/* Clear the pipe interrupt, and select the mouse pipe */
Pipe_ClearPipeInterrupt(MOUSE_DATAPIPE);
Pipe_SelectPipe(MOUSE_DATAPIPE);
/* Check to see if the pipe IN interrupt has fired */
if (USB_INT_HasOccurred(PIPE_INT_IN) && USB_INT_IsEnabled(PIPE_INT_IN))
{
/* Clear interrupt flag */
USB_INT_Clear(PIPE_INT_IN);
/* Read and process the next report from the device */
ReadNextReport();
}
}
}
#endif