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Fixed interrupt driven HID device demos not clearing the interrupt flags in all circumstances.

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This commit is contained in:
Dean Camera 2009-03-09 11:50:43 +00:00
parent d711e37d2f
commit b0d9f961ac
4 changed files with 43 additions and 43 deletions
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20
Demos/KeyboardViaInt/KeyboardViaInt.c
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@ -391,7 +391,16 @@ ISR(ENDPOINT_PIPE_vect, ISR_BLOCK)
{
USB_KeyboardReport_Data_t KeyboardReportData;
bool SendReport;
/* Select the Keyboard Report Endpoint */
Endpoint_SelectEndpoint(KEYBOARD_EPNUM);
/* Clear the endpoint IN interrupt flag */
USB_INT_Clear(ENDPOINT_INT_IN);
/* Clear the Keyboard Report endpoint interrupt */
Endpoint_ClearEndpointInterrupt(KEYBOARD_EPNUM);
/* Create the next keyboard report for transmission to the host */
SendReport = GetNextReport(&KeyboardReportData);
@ -408,15 +417,6 @@ ISR(ENDPOINT_PIPE_vect, ISR_BLOCK)
/* Check to see if a report should be issued */
if (SendReport)
{
/* Select the Keyboard Report Endpoint */
Endpoint_SelectEndpoint(KEYBOARD_EPNUM);
/* Clear the endpoint IN interrupt flag */
USB_INT_Clear(ENDPOINT_INT_IN);
/* Clear the Keyboard Report endpoint interrupt */
Endpoint_ClearEndpointInterrupt(KEYBOARD_EPNUM);
/* Write Keyboard Report Data */
Endpoint_Write_Stream_LE(&KeyboardReportData, sizeof(KeyboardReportData));
}