From 2a90f66de211627f957c582e8277b7b7e2a940d4 Mon Sep 17 00:00:00 2001 From: Dean Camera Date: Mon, 20 Jul 2009 13:37:20 +0000 Subject: Moved PrinterHost demo from Incomplete to LowLevel, as it is now near-complete. --- Demos/Host/LowLevel/PrinterHost/PrinterHost.c | 237 ++++++++++++++++++++++++++ 1 file changed, 237 insertions(+) create mode 100644 Demos/Host/LowLevel/PrinterHost/PrinterHost.c (limited to 'Demos/Host/LowLevel/PrinterHost/PrinterHost.c') 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; + } +} -- cgit v1.2.3