X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/67f390fe746ccc4d1dceac23f590eb1723cb7ff2..7aecda6fda5bcced68d72b0cf73d00174aa5c7cd:/Demos/Device/LowLevel/GenericHID/GenericHID.c diff --git a/Demos/Device/LowLevel/GenericHID/GenericHID.c b/Demos/Device/LowLevel/GenericHID/GenericHID.c index 5c6d1ee47..034635d77 100644 --- a/Demos/Device/LowLevel/GenericHID/GenericHID.c +++ b/Demos/Device/LowLevel/GenericHID/GenericHID.c @@ -41,7 +41,7 @@ static uint8_t LastReceived[GENERIC_REPORT_SIZE]; /** Main program entry point. This routine configures the hardware required by the application, then - * starts the scheduler to run the USB management task. + * enters a loop to run the application tasks in sequence. */ int main(void) { @@ -74,7 +74,7 @@ void SetupHardware(void) /** Event handler for the USB_Connect event. This indicates that the device is enumerating via the status LEDs and * starts the library USB task to begin the enumeration and USB management process. */ -void EVENT_USB_Connect(void) +void EVENT_USB_Device_Connect(void) { /* Indicate USB enumerating */ LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING); @@ -83,7 +83,7 @@ void EVENT_USB_Connect(void) /** Event handler for the USB_Disconnect event. This indicates that the device is no longer connected to a host via * the status LEDs and stops the USB management task. */ -void EVENT_USB_Disconnect(void) +void EVENT_USB_Device_Disconnect(void) { /* Indicate USB not ready */ LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); @@ -92,7 +92,7 @@ void EVENT_USB_Disconnect(void) /** Event handler for the USB_ConfigurationChanged event. This is fired when the host sets the current configuration * of the USB device after enumeration, and configures the generic HID device endpoints. */ -void EVENT_USB_ConfigurationChanged(void) +void EVENT_USB_Device_ConfigurationChanged(void) { /* Indicate USB connected and ready */ LEDs_SetAllLEDs(LEDMASK_USB_READY); @@ -114,11 +114,11 @@ void EVENT_USB_ConfigurationChanged(void) } } -/** Event handler for the USB_UnhandledControlPacket event. This is used to catch standard and class specific +/** Event handler for the USB_UnhandledControlRequest event. This is used to catch standard and class specific * control requests that are not handled internally by the USB library (including the HID commands, which are * all issued via the control endpoint), so that they can be handled appropriately for the application. */ -void EVENT_USB_UnhandledControlPacket(void) +void EVENT_USB_Device_UnhandledControlRequest(void) { /* Handle HID Class specific requests */ switch (USB_ControlRequest.bRequest) @@ -148,7 +148,11 @@ void EVENT_USB_UnhandledControlPacket(void) Endpoint_ClearSETUP(); /* Wait until the generic report has been sent by the host */ - while (!(Endpoint_IsOUTReceived())); + while (!(Endpoint_IsOUTReceived())) + { + if (USB_DeviceState == DEVICE_STATE_Unattached) + return; + } Endpoint_Read_Control_Stream_LE(&GenericData, sizeof(GenericData)); @@ -158,7 +162,11 @@ void EVENT_USB_UnhandledControlPacket(void) Endpoint_ClearOUT(); /* Wait until the host is ready to receive the request confirmation */ - while (!(Endpoint_IsINReady())); + while (!(Endpoint_IsINReady())) + { + if (USB_DeviceState == DEVICE_STATE_Unattached) + return; + } /* Handshake the request by sending an empty IN packet */ Endpoint_ClearIN(); @@ -203,7 +211,7 @@ void CreateGenericHIDReport(uint8_t* DataArray) void HID_Task(void) { /* Device must be connected and configured for the task to run */ - if (!(USB_IsConnected) || !(USB_ConfigurationNumber)) + if (USB_DeviceState != DEVICE_STATE_Configured) return; Endpoint_SelectEndpoint(GENERIC_OUT_EPNUM);