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143 lines
4.5 KiB
143 lines
4.5 KiB
/*
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LUFA Library
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Copyright (C) Dean Camera, 2009.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, and distribute this software
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and its documentation for any purpose and without fee is hereby
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granted, provided that the above copyright notice appear in all
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copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaim all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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*
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* Main source file for the CDCHost demo. This file contains the main tasks of
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* the demo and is responsible for the initial application hardware configuration.
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*/
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#include "CDCHost.h"
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/** LUFA CDC Class driver interface configuration and state information. This structure is
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* passed to all CDC Class driver functions, so that multiple instances of the same class
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* within a device can be differentiated from one another.
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*/
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USB_ClassInfo_CDC_Host_t VirtualSerial_CDC_Interface =
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{
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.Config =
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{
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.DataINPipeNumber = 1,
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.DataOUTPipeNumber = 2,
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.NotificationPipeNumber = 3,
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},
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.State =
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{
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// Leave all state values to their defaults
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}
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};
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/** Main program entry point. This routine configures the hardware required by the application, then
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* starts the scheduler to run the application tasks.
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*/
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int main(void)
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{
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SetupHardware();
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puts_P(PSTR(ESC_RESET ESC_BG_WHITE ESC_INVERSE_ON ESC_ERASE_DISPLAY
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"CDC Host Demo running.\r\n" ESC_INVERSE_OFF));
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LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
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for (;;)
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{
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CDC_Host_USBTask(&VirtualSerial_CDC_Interface);
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USB_USBTask();
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}
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}
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/** Configures the board hardware and chip peripherals for the demo's functionality. */
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void SetupHardware(void)
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{
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/* Disable watchdog if enabled by bootloader/fuses */
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MCUSR &= ~(1 << WDRF);
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wdt_disable();
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/* Disable clock division */
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clock_prescale_set(clock_div_1);
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/* Hardware Initialization */
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SerialStream_Init(9600, false);
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LEDs_Init();
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USB_Init();
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}
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/** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
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* starts the library USB task to begin the enumeration and USB management process.
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*/
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void EVENT_USB_DeviceAttached(void)
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{
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puts_P(PSTR("Device Attached.\r\n"));
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LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
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}
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/** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and
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* stops the library USB task management process.
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*/
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void EVENT_USB_DeviceUnattached(void)
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{
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puts_P(PSTR("\r\nDevice Unattached.\r\n"));
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LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
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}
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/** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully
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* enumerated by the host and is now ready to be used by the application.
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*/
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void EVENT_USB_DeviceEnumerationComplete(void)
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{
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LEDs_SetAllLEDs(LEDMASK_USB_READY);
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}
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/** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */
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void EVENT_USB_HostError(const uint8_t ErrorCode)
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{
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USB_ShutDown();
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puts_P(PSTR(ESC_BG_RED "Host Mode Error\r\n"));
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printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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for(;;);
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}
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/** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while
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* enumerating an attached USB device.
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*/
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void EVENT_USB_DeviceEnumerationFailed(const uint8_t ErrorCode, const uint8_t SubErrorCode)
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{
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puts_P(PSTR(ESC_BG_RED "Dev Enum Error\r\n"));
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printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);
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printf_P(PSTR(" -- Sub Error Code %d\r\n"), SubErrorCode);
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printf_P(PSTR(" -- In State %d\r\n"), USB_HostState);
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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}
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