Moved PrinterHost demo from Incomplete to LowLevel, as it is now near-complete.

1 files changed, 237 insertions, 0 deletions

diff --git a/Demos/Host/LowLevel/PrinterHost/PrinterHost.c b/Demos/Host/LowLevel/PrinterHost/PrinterHost.c
new file mode 100644
index 000000000..79e6f9ee8
--- /dev/null
+++ b/Demos/Host/LowLevel/PrinterHost/PrinterHost.c
@@ -0,0 +1,237 @@
+/*

+             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"

+

+

+int main(void)

+{

+	SetupHardware();

+

+	LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);

+

+	puts_P(PSTR(ESC_FG_CYAN "Printer Host Demo running.\r\n" ESC_FG_WHITE));

+	

+	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(ESC_FG_GREEN "Device Attached.\r\n" ESC_FG_WHITE));

+	LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);

+}

+

+void EVENT_USB_DeviceUnattached(void)

+{

+	puts_P(PSTR(ESC_FG_GREEN "\r\nDevice Unattached.\r\n" ESC_FG_WHITE));

+	LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);

+}

+

+void EVENT_USB_HostError(uint8_t ErrorCode)

+{

+	USB_ShutDown();

+

+	puts_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"));

+	printf_P(PSTR(" -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);

+

+	LEDs_SetAllLEDs(LEDMASK_USB_ERROR);

+	for(;;);

+}

+

+void EVENT_USB_DeviceEnumerationFailed(uint8_t ErrorCode, uint8_t SubErrorCode)

+{

+	puts_P(PSTR(ESC_FG_RED "Dev Enum Error\r\n"));

+	printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);

+	printf_P(PSTR(" -- In State %d\r\n" ESC_FG_WHITE), 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:

+			puts_P(PSTR("Getting Config Data.\r\n"));

+			

+			/* Select the control pipe for the request transfer */

+			Pipe_SelectPipe(PIPE_CONTROLPIPE);			

+		

+			/* 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"), ErrorCode);

+				

+				/* Indicate error via status LEDs */

+				LEDs_SetAllLEDs(LEDMASK_USB_ERROR);

+

+				/* Wait until USB device disconnected */

+				USB_HostState = HOST_STATE_WaitForDeviceRemoval;

+				break;

+			}

+				

+			/* 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);

+

+				/* Indicate error via status LEDs */

+				LEDs_SetAllLEDs(LEDMASK_USB_ERROR);

+

+				/* Wait until USB device disconnected */

+				USB_HostState = HOST_STATE_WaitForDeviceRemoval;

+				break;

+			}

+			

+			/* Some printers use alternate settings to determine the communication protocol used - if so, send a SetInterface

+			 * request to switch to the interface alternate setting with the Bidirectional protocol */

+			if (PrinterAltSetting)

+			{

+				USB_ControlRequest = (USB_Request_Header_t)

+					{

+						bmRequestType: (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_INTERFACE),

+						bRequest:      REQ_SetInterface,

+						wValue:        PrinterAltSetting,

+						wIndex:        PrinterInterfaceNumber,

+						wLength:       0,

+					};

+					

+				if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)

+				{

+					puts_P(PSTR(ESC_FG_RED "Control Error (Set Interface).\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;					

+				}

+			}

+			

+			USB_HostState = HOST_STATE_Configured;

+			break;

+		case HOST_STATE_Configured:

+			puts_P(PSTR("Retrieving Device ID...\r\n"));

+		

+			char DeviceIDString[256];

+			if ((ErrorCode = Printer_GetDeviceID(DeviceIDString, sizeof(DeviceIDString))) != HOST_SENDCONTROL_Successful)

+			{

+				puts_P(PSTR(ESC_FG_RED "Control Error (Get DeviceID).\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("Printer Device ID: %s\r\n"), DeviceIDString);

+

+			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(LEDMASK_USB_BUSY);

+		

+			Printer_Data_t TestPageData =

+				{

+//					"\033%-12345X\033E LUFA PCL Test Page \033E\033%-12345X",

+					"\033@\033i\001\033X\001\060\000\r\nLUFA ESCP/2 Test Page\r\n",

+					(sizeof(TestPageData.Data) - 1)

+				};

+		

+			printf_P(PSTR("Sending Test Page (%d bytes)...\r\n"), TestPageData.Length);

+

+			if ((ErrorCode = Printer_SendData(&TestPageData)) != PIPE_RWSTREAM_NoError)

+			{

+				puts_P(PSTR(ESC_FG_RED "Error Sending Test Page.\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;

+			}

+

+			puts_P(PSTR("Test Page Sent.\r\n"));

+		

+			/* Indicate device no longer busy */

+			LEDs_SetAllLEDs(LEDMASK_USB_READY);

+

+			USB_HostState = HOST_STATE_WaitForDeviceRemoval;

+			break;

+	}

+}