Demos/OTG/TestApp/TestEvents.c

   1 /*
   2              LUFA Library
   3      Copyright (C) Dean Camera, 2009.
   4
   5   dean [at] fourwalledcubicle [dot] com
   6       www.fourwalledcubicle.com
   7 */
   8
   9 /*
  10   Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)
  11
  12   Permission to use, copy, modify, and distribute this software
  13   and its documentation for any purpose and without fee is hereby
  14   granted, provided that the above copyright notice appear in all
  15   copies and that both that the copyright notice and this
  16   permission notice and warranty disclaimer appear in supporting
  17   documentation, and that the name of the author not be used in
  18   advertising or publicity pertaining to distribution of the
  19   software without specific, written prior permission.
  20
  21   The author disclaim all warranties with regard to this
  22   software, including all implied warranties of merchantability
  23   and fitness.  In no event shall the author be liable for any
  24   special, indirect or consequential damages or any damages
  25   whatsoever resulting from loss of use, data or profits, whether
  26   in an action of contract, negligence or other tortious action,
  27   arising out of or in connection with the use or performance of
  28   this software.
  29 */
  30
  31 /** \file
  32  *
  33  *  This file contains dummy handlers for all the possible USB events passed to the
  34  *  application by the library (see library documentation for more details on USB events).
  35  *
  36  *  Each event is caught and printed to the USART so that they may be monitored.
  37  */
  38
  39 #define  INCLUDE_FROM_TESTEVENTS_C
  40 #include "TestEvents.h"
  41
  42 /** Simple routine which aborts the program execution when a fatal error occurs, and is passed to the
  43  *  application via an event. When run, this function shuts down the USB interface, indicates an error
  44  *  via the board LEDs, prints an error message to the USART and then enters an infinite loop, preventing
  45  *  any more application code (other than interrupts) from executing.
  46  */
  47 static void Abort_Program(void)
  48 {
  49         USB_ShutDown();
  50
  51         LEDs_SetAllLEDs(LEDS_LED1 | LEDS_LED3);
  52
  53         puts_P(PSTR(ESC_FG_RED ESC_INVERSE_ON "\r\n**PROGRAM ABORT**" ESC_FG_WHITE));
  54         for (;;);
  55 }
  56
  57 /** Event handler for the USB_UIDChange event. When fired, the event is logged to the USART. */
  58 void EVENT_USB_UIDChange(void)
  59 {
  60         char* ModeStrPtr;
  61
  62         puts_P(PSTR(ESC_FG_RED EVENT_PREFIX "UID Change\r\n"));
  63
  64         if (USB_CurrentMode == USB_MODE_DEVICE)
  65           ModeStrPtr = PSTR("DEVICE");
  66         else if (USB_CurrentMode == USB_MODE_HOST)
  67           ModeStrPtr = PSTR("HOST");
  68         else
  69           ModeStrPtr = PSTR("N/A");
  70
  71         printf_P(PSTR(" -- New Mode %S\r\n" ESC_FG_WHITE), ModeStrPtr);
  72 }
  73
  74 /**
  75  *  Event handler for the USB_InitFailure event. When fired, the event is logged to the USART and the program
  76  *  execution aborted.
  77  */
  78 void EVENT_USB_InitFailure(const uint8_t ErrorCode)
  79 {
  80         char* ModeStrPtr;
  81
  82         puts_P(PSTR(ESC_FG_RED EVENT_PREFIX "Power On Fail\r\n"));
  83
  84         if (USB_CurrentMode == USB_MODE_DEVICE)
  85           ModeStrPtr = PSTR("DEVICE");
  86         else if (USB_CurrentMode == USB_MODE_HOST)
  87           ModeStrPtr = PSTR("HOST");
  88         else
  89           ModeStrPtr = PSTR("N/A");
  90
  91         printf_P(PSTR(" -- Mode %S\r\n"), ModeStrPtr);
  92         printf_P(PSTR(" -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
  93
  94         Abort_Program();
  95 }
  96
  97 /** Event handler for the USB_Device_Connect event. When fired, the event is logged to the USART. */
  98 void EVENT_USB_Device_Connect(void)
  99 {
 100         puts_P(PSTR(ESC_FG_GREEN EVENT_PREFIX "USB Connect\r\n" ESC_FG_WHITE));
 101 }
 102
 103 /** Event handler for the USB_Device_Disconnect event. When fired, the event is logged to the USART. */
 104 void EVENT_USB_Device_Disconnect(void)
 105 {
 106         puts_P(PSTR(ESC_FG_GREEN EVENT_PREFIX "USB Disconnect\r\n" ESC_FG_WHITE));
 107 }
 108
 109 /** Event handler for the USB_Device_Suspend event. When fired, the event is logged to the USART. */
 110 void EVENT_USB_Device_Suspend(void)
 111 {
 112         puts_P(PSTR(ESC_FG_YELLOW EVENT_PREFIX "USB Sleep\r\n" ESC_FG_WHITE));
 113 }
 114
 115 /** Event handler for the USB_Device_WakeUp event. When fired, the event is logged to the USART. */
 116 void EVENT_USB_Device_WakeUp(void)
 117 {
 118         puts_P(PSTR(ESC_FG_YELLOW EVENT_PREFIX "USB Wakeup\r\n" ESC_FG_WHITE));
 119 }
 120
 121 /** Event handler for the USB_Device_Reset event. When fired, the event is logged to the USART. */
 122 void EVENT_USB_Device_Reset(void)
 123 {
 124         puts_P(PSTR(ESC_FG_YELLOW EVENT_PREFIX "USB Reset\r\n" ESC_FG_WHITE));
 125 }
 126
 127 /** Event handler for the USB_Device_UnhandledControlRequest event. When fired, the event is logged to the USART. */
 128 void EVENT_USB_Device_UnhandledControlRequest(void)
 129 {
 130         puts_P(PSTR(ESC_FG_YELLOW EVENT_PREFIX "Ctrl Request\r\n"));
 131         printf_P(PSTR(" -- Req Data %d\r\n"), USB_ControlRequest.bRequest);
 132         printf_P(PSTR(" -- Req Type %d\r\n"), USB_ControlRequest.bmRequestType);
 133         printf_P(PSTR(" -- Req Length %d\r\n" ESC_FG_WHITE), USB_ControlRequest.wLength);
 134 }
 135
 136 /** Event handler for the USB_Device_ConfigurationChanged event. When fired, the event is logged to the USART. */
 137 void EVENT_USB_Device_ConfigurationChanged(void)
 138 {
 139         puts_P(PSTR(ESC_FG_YELLOW EVENT_PREFIX "Configuration Number Changed\r\n" ESC_FG_WHITE));
 140 }
 141
 142 /**
 143  *  Event handler for the USB_Host_HostError event. When fired, the event is logged to the USART and the program
 144  *  execution aborted.
 145  */
 146 void EVENT_USB_Host_HostError(const uint8_t ErrorCode)
 147 {
 148         puts_P(PSTR(ESC_FG_RED EVENT_PREFIX "Host Mode Error\r\n"));
 149         printf_P(PSTR(" -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
 150
 151         Abort_Program();
 152 }
 153
 154 /** Event handler for the USB_Host_DeviceEnumerationFailed event. When fired, the event is logged to the USART. */
 155 void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode, const uint8_t SubErrorCode)
 156 {
 157         puts_P(PSTR(ESC_FG_RED EVENT_PREFIX "Dev Enum Error\r\n"));
 158         printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);
 159         printf_P(PSTR(" -- Sub Error Code %d\r\n"), SubErrorCode);
 160         printf_P(PSTR(" -- In State %d\r\n" ESC_FG_WHITE), USB_HostState);
 161 }
 162
 163 /** Event handler for the USB_Host_DeviceEnumerationComplete event. When fired, the event is logged to the USART. */
 164 void EVENT_USB_Host_DeviceEnumerationComplete(void)
 165 {
 166         puts_P(PSTR(ESC_FG_YELLOW EVENT_PREFIX "Device Enumeration Complete\r\n" ESC_FG_WHITE));
 167 }
 168
 169 /** Event handler for the USB_Host_DeviceAttached event. When fired, the event is logged to the USART. */
 170 void EVENT_USB_Host_DeviceAttached(void)
 171 {
 172         puts_P(PSTR(ESC_FG_GREEN EVENT_PREFIX "Device Attached\r\n" ESC_FG_WHITE));
 173 }
 174
 175 /** Event handler for the USB_Host_DeviceUnattached event. When fired, the event is logged to the USART. */
 176 void EVENT_USB_Host_DeviceUnattached(void)
 177 {
 178         puts_P(PSTR(ESC_FG_GREEN EVENT_PREFIX "Device Unattached\r\n" ESC_FG_WHITE));
 179 }