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authorDean Camera <dean@fourwalledcubicle.com>2009-08-05 09:37:45 +0000
committerDean Camera <dean@fourwalledcubicle.com>2009-08-05 09:37:45 +0000
commita9d5e129b76449c73a853af450d7d353512cd3a0 (patch)
tree8779e0f6d9bd2ab4ea83a88e4a532b8daa8d5154 /Demos/Device/LowLevel/DualCDC/DualCDC.c
parent4b35dd167001233d2f44f918d3656a3f2ad80f2e (diff)
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Changed over manual loops waiting for endpoints to be ready to use the library Endpoint_WaitUntilReady() function for robustness. Fixes issues with terminated transfers on the host locking up USB devices.
Diffstat (limited to 'Demos/Device/LowLevel/DualCDC/DualCDC.c')
-rw-r--r--Demos/Device/LowLevel/DualCDC/DualCDC.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/Demos/Device/LowLevel/DualCDC/DualCDC.c b/Demos/Device/LowLevel/DualCDC/DualCDC.c
index c49a1ad85..7a84c8dcd 100644
--- a/Demos/Device/LowLevel/DualCDC/DualCDC.c
+++ b/Demos/Device/LowLevel/DualCDC/DualCDC.c
@@ -274,11 +274,7 @@ void CDC1_Task(void)
Endpoint_ClearIN();
/* Wait until the endpoint is ready for another packet */
- while (!(Endpoint_IsINReady()))
- {
- if (USB_DeviceState == DEVICE_STATE_Unattached)
- return;
- }
+ Endpoint_WaitUntilReady();
/* Send an empty packet to ensure that the host does not buffer data sent to it */
Endpoint_ClearIN();
@@ -329,11 +325,7 @@ void CDC2_Task(void)
Endpoint_ClearIN();
/* Wait until the endpoint is ready for the next packet */
- while (!(Endpoint_IsINReady()))
- {
- if (USB_DeviceState == DEVICE_STATE_Unattached)
- return;
- }
+ Endpoint_WaitUntilReady();
/* Send an empty packet to prevent host buffering */
Endpoint_ClearIN();