/*
LUFA Library
- Copyright (C) Dean Camera, 2011.
+ Copyright (C) Dean Camera, 2012.
dean [at] fourwalledcubicle [dot] com
www.lufa-lib.org
*/
/*
- Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
puts_P(PSTR(ESC_FG_CYAN "Keyboard HID Parser Host Demo running.\r\n" ESC_FG_WHITE));
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
- sei();
+ GlobalInterruptEnable();
for (;;)
{
- Keyboard_HID_Task();
+ KeyboardHost_Task();
+
USB_USBTask();
}
}
*/
void EVENT_USB_Host_DeviceEnumerationComplete(void)
{
+ puts_P(PSTR("Getting Config Data.\r\n"));
+
+ uint8_t ErrorCode;
+
+ /* Get and process the configuration descriptor data */
+ if ((ErrorCode = ProcessConfigurationDescriptor()) != SuccessfulConfigRead)
+ {
+ if (ErrorCode == ControlError)
+ puts_P(PSTR(ESC_FG_RED "Control Error (Get Configuration).\r\n"));
+ else
+ puts_P(PSTR(ESC_FG_RED "Invalid Device.\r\n"));
+
+ printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ return;
+ }
+
+ /* Set the device configuration to the first configuration (rarely do devices use multiple configurations) */
+ if ((ErrorCode = USB_Host_SetDeviceConfiguration(1)) != HOST_SENDCONTROL_Successful)
+
+ {
+ puts_P(PSTR(ESC_FG_RED "Control Error (Set Configuration).\r\n"));
+ printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ return;
+ }
+
+ printf_P(PSTR("Processing HID Report (Size %d Bytes).\r\n"), HIDReportSize);
+
+ /* Get and process the device's first HID report descriptor */
+ if ((ErrorCode = GetHIDReportData()) != ParseSuccessful)
+ {
+ puts_P(PSTR(ESC_FG_RED "Report Parse Error.\r\n"));
+
+ if (!(HIDReportInfo.TotalReportItems))
+ puts_P(PSTR("Not a valid Keyboard." ESC_FG_WHITE));
+ else
+ printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ USB_Host_SetDeviceConfiguration(0);
+ return;
+ }
+
+ puts_P(PSTR("Keyboard Enumerated.\r\n"));
LEDs_SetAllLEDs(LEDMASK_USB_READY);
}
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
}
-/** Task to set the configuration of the attached device after it has been enumerated, and to read and process
- * the HID report descriptor and HID reports from the device and display the results onto the board LEDs.
+/** Task to read in and processes the next report from the attached device, displaying the report
+ * contents on the board LEDs and via the serial port.
*/
-void Keyboard_HID_Task(void)
+void KeyboardHost_Task(void)
{
- uint8_t ErrorCode;
-
- switch (USB_HostState)
- {
- case HOST_STATE_Addressed:
- puts_P(PSTR("Getting Config Data.\r\n"));
-
- /* Get and process the configuration descriptor data */
- if ((ErrorCode = ProcessConfigurationDescriptor()) != SuccessfulConfigRead)
- {
- if (ErrorCode == ControlError)
- puts_P(PSTR(ESC_FG_RED "Control Error (Get Configuration).\r\n"));
- else
- puts_P(PSTR(ESC_FG_RED "Invalid Device.\r\n"));
-
- printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
-
- /* Indicate error via status LEDs */
- LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
-
- /* Wait until USB device disconnected */
- USB_HostState = HOST_STATE_WaitForDeviceRemoval;
- break;
- }
+ if (USB_HostState != HOST_STATE_Configured)
+ return;
- /* Set the device configuration to the first configuration (rarely do devices use multiple configurations) */
- if ((ErrorCode = USB_Host_SetDeviceConfiguration(1)) != HOST_SENDCONTROL_Successful)
+ /* Select and unfreeze keyboard data pipe */
+ Pipe_SelectPipe(KEYBOARD_DATA_IN_PIPE);
+ Pipe_Unfreeze();
- {
- puts_P(PSTR(ESC_FG_RED "Control Error (Set Configuration).\r\n"));
- printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
-
- /* Indicate error via status LEDs */
- LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
-
- /* Wait until USB device disconnected */
- USB_HostState = HOST_STATE_WaitForDeviceRemoval;
- break;
- }
-
- printf_P(PSTR("Processing HID Report (Size %d Bytes).\r\n"), HIDReportSize);
-
- /* Get and process the device's first HID report descriptor */
- if ((ErrorCode = GetHIDReportData()) != ParseSuccessful)
- {
- puts_P(PSTR(ESC_FG_RED "Report Parse Error.\r\n"));
-
- if (!(HIDReportInfo.TotalReportItems))
- puts_P(PSTR("Not a valid Keyboard." ESC_FG_WHITE));
- else
- printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
-
- /* Indicate error via status LEDs */
- LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
-
- /* Wait until USB device disconnected */
- USB_HostState = HOST_STATE_WaitForDeviceRemoval;
- break;
- }
-
- printf("Total Reports: %d\r\n", HIDReportInfo.TotalDeviceReports);
-
- for (uint8_t i = 0; i < HIDReportInfo.TotalDeviceReports; i++)
- {
- HID_ReportSizeInfo_t* CurrReportIDInfo = &HIDReportInfo.ReportIDSizes[i];
-
- uint8_t ReportSizeInBits = CurrReportIDInfo->ReportSizeBits[HID_REPORT_ITEM_In];
- uint8_t ReportSizeOutBits = CurrReportIDInfo->ReportSizeBits[HID_REPORT_ITEM_Out];
- uint8_t ReportSizeFeatureBits = CurrReportIDInfo->ReportSizeBits[HID_REPORT_ITEM_Feature];
-
- /* Print out the byte sizes of each report within the device */
- printf_P(PSTR(" + Report ID %d - In: %d bytes, Out: %d bytes, Feature: %d bytes\r\n"),
- CurrReportIDInfo->ReportID,
- ((ReportSizeInBits >> 3) + ((ReportSizeInBits & 0x07) != 0)),
- ((ReportSizeOutBits >> 3) + ((ReportSizeOutBits & 0x07) != 0)),
- ((ReportSizeFeatureBits >> 3) + ((ReportSizeFeatureBits & 0x07) != 0)));
- }
-
- puts_P(PSTR("Keyboard Enumerated.\r\n"));
-
- USB_HostState = HOST_STATE_Configured;
- break;
- case HOST_STATE_Configured:
- /* Select and unfreeze keyboard data pipe */
- Pipe_SelectPipe(KEYBOARD_DATA_IN_PIPE);
- Pipe_Unfreeze();
-
- /* Check to see if a packet has been received */
- if (Pipe_IsINReceived())
- {
- /* Check if data has been received from the attached keyboard */
- if (Pipe_IsReadWriteAllowed())
- {
- /* Create buffer big enough for the report */
- uint8_t KeyboardReport[Pipe_BytesInPipe()];
-
- /* Load in the keyboard report */
- Pipe_Read_Stream_LE(KeyboardReport, Pipe_BytesInPipe(), NULL);
+ /* Check to see if a packet has been received */
+ if (Pipe_IsINReceived())
+ {
+ /* Check if data has been received from the attached keyboard */
+ if (Pipe_IsReadWriteAllowed())
+ {
+ /* Create buffer big enough for the report */
+ uint8_t KeyboardReport[Pipe_BytesInPipe()];
- /* Process the read in keyboard report from the device */
- ProcessKeyboardReport(KeyboardReport);
- }
+ /* Load in the keyboard report */
+ Pipe_Read_Stream_LE(KeyboardReport, Pipe_BytesInPipe(), NULL);
- /* Clear the IN endpoint, ready for next data packet */
- Pipe_ClearIN();
- }
+ /* Process the read in keyboard report from the device */
+ ProcessKeyboardReport(KeyboardReport);
+ }
- /* Freeze keyboard data pipe */
- Pipe_Freeze();
- break;
+ /* Clear the IN endpoint, ready for next data packet */
+ Pipe_ClearIN();
}
+
+ /* Freeze keyboard data pipe */
+ Pipe_Freeze();
}
/** Processes a read HID report from an attached keyboard, extracting out elements via the HID parser results
}
else if (KeyCode == HID_KEYBOARD_SC_0_AND_CLOSING_PARENTHESIS)
{
- PressedKey = '0';
+ PressedKey = '0';
}
else if (KeyCode == HID_KEYBOARD_SC_SPACE)
{
projects / pub / USBasp.git / blobdiff