diff options
Diffstat (limited to 'Demos/Host/ClassDriver/MouseHost/MouseHost.c')
| -rw-r--r-- | Demos/Host/ClassDriver/MouseHost/MouseHost.c | 28 |
1 files changed, 24 insertions, 4 deletions
diff --git a/Demos/Host/ClassDriver/MouseHost/MouseHost.c b/Demos/Host/ClassDriver/MouseHost/MouseHost.c index 88518a845..c2850cfec 100644 --- a/Demos/Host/ClassDriver/MouseHost/MouseHost.c +++ b/Demos/Host/ClassDriver/MouseHost/MouseHost.c @@ -76,10 +76,31 @@ int main(void) case HOST_STATE_Addressed:
LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
- if (HID_Host_ConfigurePipes(&Mouse_HID_Interface, 512) != HID_ENUMERROR_NoError)
+ uint16_t ConfigDescriptorSize;
+ uint8_t ConfigDescriptorData[512];
+
+ if (USB_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, NULL) != HOST_SENDCONTROL_Successful)
+ {
+ printf("Error Retrieving Device Descriptor.\r\n");
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ USB_HostState = HOST_STATE_WaitForDeviceRemoval;
+ break;
+ }
+
+ if (ConfigDescriptorSize > 512)
{
- printf("Attached device is not a valid Mouse.\r\n");
-
+ printf("Device Descriptor Too Large To Process.\r\n");
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ USB_HostState = HOST_STATE_WaitForDeviceRemoval;
+ break;
+ }
+
+ USB_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, ConfigDescriptorData);
+
+ if (HID_Host_ConfigurePipes(&Mouse_HID_Interface,
+ ConfigDescriptorSize, ConfigDescriptorData) != HID_ENUMERROR_NoError)
+ {
+ printf("Attached Device Not a Valid Mouse.\r\n");
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
@@ -88,7 +109,6 @@ int main(void) if (USB_Host_SetDeviceConfiguration(1) != HOST_SENDCONTROL_Successful)
{
printf("Error Setting Device Configuration.\r\n");
-
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
|