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

1 files changed, 9 insertions, 9 deletions

diff --git a/Demos/MouseViaInt/MouseViaInt.c b/Demos/MouseViaInt/MouseViaInt.c
index 77e4c565e..a4b863c13 100644
--- a/Demos/MouseViaInt/MouseViaInt.c
+++ b/Demos/MouseViaInt/MouseViaInt.c
@@ -345,6 +345,15 @@ ISR(ENDPOINT_PIPE_vect, ISR_BLOCK)
 		USB_MouseReport_Data_t MouseReportData;

 		bool                   SendReport = true;

 		

+		/* Select the Mouse Report Endpoint */

+		Endpoint_SelectEndpoint(MOUSE_EPNUM);

+

+		/* Clear the endpoint IN interrupt flag */

+		USB_INT_Clear(ENDPOINT_INT_IN);

+

+		/* Clear the Mouse Report endpoint interrupt and select the endpoint */

+		Endpoint_ClearEndpointInterrupt(MOUSE_EPNUM);

+

 		/* Create the next mouse report for transmission to the host */

 		GetNextReport(&MouseReportData);

 		

@@ -367,15 +376,6 @@ ISR(ENDPOINT_PIPE_vect, ISR_BLOCK)
 		/* Check to see if a report should be issued */

 		if (SendReport)

 		{

-			/* Select the Mouse Report Endpoint */

-			Endpoint_SelectEndpoint(MOUSE_EPNUM);

-

-			/* Clear the endpoint IN interrupt flag */

-			USB_INT_Clear(ENDPOINT_INT_IN);

-

-			/* Clear the Mouse Report endpoint interrupt and select the endpoint */

-			Endpoint_ClearEndpointInterrupt(MOUSE_EPNUM);

-

 			/* Write Mouse Report Data */

 			Endpoint_Write_Stream_LE(&MouseReportData, sizeof(MouseReportData));

 		}