diff options
Diffstat (limited to 'Demos/Host/Incomplete/PrinterHost/PrinterHost.c')
| -rw-r--r-- | Demos/Host/Incomplete/PrinterHost/PrinterHost.c | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/Demos/Host/Incomplete/PrinterHost/PrinterHost.c b/Demos/Host/Incomplete/PrinterHost/PrinterHost.c new file mode 100644 index 000000000..b63f4fe22 --- /dev/null +++ b/Demos/Host/Incomplete/PrinterHost/PrinterHost.c @@ -0,0 +1,219 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2009.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.fourwalledcubicle.com
+*/
+
+/*
+ Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, and distribute this software
+ and its documentation for any purpose and without fee is hereby
+ granted, provided that the above copyright notice appear in all
+ copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/*
+ USB Printer host demo application.
+
+ ** NOT CURRENTLY FUNCTIONAL - DO NOT USE **
+*/
+
+#include "PrinterHost.h"
+
+/* Globals */
+uint8_t PrinterProtocol;
+
+
+int main(void)
+{
+ SetupHardware();
+
+ LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
+
+ puts_P(PSTR(ESC_RESET ESC_BG_WHITE ESC_INVERSE_ON ESC_ERASE_DISPLAY
+ "Printer Host Demo running.\r\n" ESC_INVERSE_OFF));
+
+ for (;;)
+ {
+ USB_Printer_Host();
+ USB_USBTask();
+ }
+}
+
+void SetupHardware(void)
+{
+ /* Disable watchdog if enabled by bootloader/fuses */
+ MCUSR &= ~(1 << WDRF);
+ wdt_disable();
+
+ /* Disable clock division */
+ clock_prescale_set(clock_div_1);
+
+ /* Hardware Initialization */
+ SerialStream_Init(9600, false);
+ LEDs_Init();
+ USB_Init();
+}
+
+void EVENT_USB_DeviceAttached(void)
+{
+ puts_P(PSTR("Device Attached.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
+}
+
+void EVENT_USB_DeviceUnattached(void)
+{
+ puts_P(PSTR("\r\nDevice Unattached.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
+}
+
+void EVENT_USB_HostError(uint8_t ErrorCode)
+{
+ USB_ShutDown();
+
+ puts_P(PSTR(ESC_BG_RED "Host Mode Error\r\n"));
+ printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ for(;;);
+}
+
+void EVENT_USB_DeviceEnumerationFailed(uint8_t ErrorCode, uint8_t SubErrorCode)
+{
+ puts_P(PSTR(ESC_BG_RED "Dev Enum Error\r\n"));
+ printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);
+ printf_P(PSTR(" -- In State %d\r\n"), USB_HostState);
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+}
+
+void EVENT_USB_DeviceEnumerationComplete(void)
+{
+ LEDs_SetAllLEDs(LEDMASK_USB_READY);
+}
+
+void USB_Printer_Host(void)
+{
+ uint8_t ErrorCode;
+
+ switch (USB_HostState)
+ {
+ case HOST_STATE_Addressed:
+ /* Standard request to set the device configuration to configuration 1 */
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ bmRequestType: (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_DEVICE),
+ bRequest: REQ_SetConfiguration,
+ wValue: 1,
+ wIndex: 0,
+ wLength: 0,
+ };
+
+ /* Send the request, display error and wait for device detatch if request fails */
+ if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
+ {
+ puts_P(PSTR("Control Error (Set Configuration).\r\n"));
+ printf_P(PSTR(" -- Error Code: %d\r\n"), ErrorCode);
+
+ /* Indicate error via status LEDs */
+ LEDs_SetAllLEDs(LEDS_LED1);
+
+ /* Wait until USB device disconnected */
+ while (USB_IsConnected);
+ break;
+ }
+
+ USB_HostState = HOST_STATE_Configured;
+ break;
+ case HOST_STATE_Configured:
+ 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("Control Error (Get Configuration).\r\n"));
+ else
+ puts_P(PSTR("Invalid Device.\r\n"));
+
+ printf_P(PSTR(" -- Error Code: %d\r\n"), ErrorCode);
+
+ /* Indicate error via status LEDs */
+ LEDs_SetAllLEDs(LEDS_LED1);
+
+ /* Wait until USB device disconnected */
+ while (USB_IsConnected);
+ break;
+ }
+
+ puts_P(PSTR("Printer Enumerated.\r\n"));
+
+ USB_HostState = HOST_STATE_Ready;
+ break;
+ case HOST_STATE_Ready:
+ /* Indicate device busy via the status LEDs */
+ LEDs_SetAllLEDs(LEDS_LED3 | LEDS_LED4);
+
+ if (!(GetDeviceID()))
+ {
+ /* Indicate error via status LEDs */
+ LEDs_SetAllLEDs(LEDS_LED1);
+
+ /* Wait until USB device disconnected */
+ while (USB_IsConnected);
+ break;
+ }
+
+ /* Indicate device no longer busy */
+ LEDs_SetAllLEDs(LEDS_LED4);
+
+ /* Wait until USB device disconnected */
+ while (USB_IsConnected);
+
+ break;
+ }
+}
+
+bool GetDeviceID(void)
+{
+ Device_ID_String_t DeviceIDString;
+
+ /* Request to retrieve the device ID string */
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ bmRequestType: (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),
+ bRequest: GET_DEVICE_ID,
+ wValue: 0,
+ wIndex: 0,
+ wLength: sizeof(DeviceIDString),
+ };
+
+ printf("Error Code: %d", USB_Host_SendControlRequest(&DeviceIDString));
+
+ /* Send the request, display error and wait for device detatch if request fails */
+ if (USB_Host_SendControlRequest(&DeviceIDString) != HOST_SENDCONTROL_Successful)
+ return false;
+
+ /* Reverse the order of the string length as it is sent in big-endian format */
+ DeviceIDString.Length = SwapEndian_16(DeviceIDString.Length);
+
+ printf("%s", DeviceIDString.String);
+
+ return true;
+}
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