diff options
Diffstat (limited to 'Demos/Keyboard/Keyboard.c')
| -rw-r--r-- | Demos/Keyboard/Keyboard.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/Demos/Keyboard/Keyboard.c b/Demos/Keyboard/Keyboard.c index 22d406dbe..931f08098 100644 --- a/Demos/Keyboard/Keyboard.c +++ b/Demos/Keyboard/Keyboard.c @@ -210,10 +210,8 @@ EVENT_HANDLER(USB_UnhandledControlPacket) /* Clear the endpoint data */
Endpoint_ClearSetupOUT();
- /* Wait until the host is ready to receive the request confirmation */
+ /* Acknowledge status stage */
while (!(Endpoint_IsSetupINReady()));
-
- /* Handshake the request by sending an empty IN packet */
Endpoint_ClearSetupIN();
}
@@ -228,6 +226,10 @@ EVENT_HANDLER(USB_UnhandledControlPacket) /* Send the flag to the host */
Endpoint_ClearSetupIN();
+
+ /* Acknowledge status stage */
+ while (!(Endpoint_IsSetupOUTReceived()));
+ Endpoint_ClearSetupOUT();
}
break;
@@ -242,7 +244,8 @@ EVENT_HANDLER(USB_UnhandledControlPacket) /* Set or clear the flag depending on what the host indicates that the current Protocol should be */
UsingReportProtocol = (wValue != 0x0000);
- /* Send an empty packet to acknowedge the command */
+ /* Acknowledge status stage */
+ while (!(Endpoint_IsSetupINReady()));
Endpoint_ClearSetupIN();
}
@@ -258,7 +261,8 @@ EVENT_HANDLER(USB_UnhandledControlPacket) /* Get idle period in MSB */
IdleCount = (wValue >> 8);
- /* Send an empty packet to acknowedge the command */
+ /* Acknowledge status stage */
+ while (!(Endpoint_IsSetupINReady()));
Endpoint_ClearSetupIN();
}
@@ -273,6 +277,10 @@ EVENT_HANDLER(USB_UnhandledControlPacket) /* Send the flag to the host */
Endpoint_ClearSetupIN();
+
+ /* Acknowledge status stage */
+ while (!(Endpoint_IsSetupOUTReceived()));
+ Endpoint_ClearSetupOUT();
}
break;
|