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_INVERSE_ON "\r\n**PROGRAM ABORT**"));
  54         for (;;);
  55 }
  56
  57 /** Event handler for the USB_VBUSChange event. When fired, the event is logged to the USART. */
  58 void EVENT_USB_VBUSChange(void)
  59 {
  60         puts_P(PSTR(EVENT_PREFIX "VBUS Change\r\n"));
  61 }
  62
  63 /** Event handler for the USB_VBUSConnect event. When fired, the event is logged to the USART. */
  64 void EVENT_USB_VBUSConnect(void)
  65 {
  66         puts_P(PSTR(EVENT_PREFIX "VBUS +\r\n"));
  67 }
  68
  69 /** Event handler for the USB_VBUSDisconnect event. When fired, the event is logged to the USART. */
  70 void EVENT_USB_VBUSDisconnect(void)
  71 {
  72         puts_P(PSTR(EVENT_PREFIX "VBUS -\r\n"));
  73 }
  74
  75 /**
  76  *  Event handler for the USB_Connect event. When fired, the event is logged to the USART and the
  77  *  USB task started.
  78  */
  79 void EVENT_USB_Connect(void)
  80 {
  81         puts_P(PSTR(EVENT_PREFIX "USB  +\r\n"));
  82 }
  83
  84 /**
  85  *  Event handler for the USB_Disconnect event. When fired, the event is logged to the USART and the
  86  *  USB task stopped.
  87  */
  88 void EVENT_USB_Disconnect(void)
  89 {
  90         puts_P(PSTR(EVENT_PREFIX "USB  -\r\n"));
  91 }
  92
  93 /** Event handler for the USB_Suspend event. When fired, the event is logged to the USART. */
  94 void EVENT_USB_Suspend(void)
  95 {
  96         puts_P(PSTR(EVENT_PREFIX ESC_BG_YELLOW "USB Sleep\r\n"));
  97 }
  98
  99 /** Event handler for the USB_WakeUp event. When fired, the event is logged to the USART. */
 100 void EVENT_USB_WakeUp(void)
 101 {
 102         puts_P(PSTR(EVENT_PREFIX ESC_BG_GREEN "USB Wakeup\r\n"));
 103 }
 104
 105 /** Event handler for the USB_Reset event. When fired, the event is logged to the USART. */
 106 void EVENT_USB_Reset(void)
 107 {
 108         puts_P(PSTR(EVENT_PREFIX "USB Reset\r\n"));
 109 }
 110
 111 /** Event handler for the USB_UIDChange event. When fired, the event is logged to the USART. */
 112 void EVENT_USB_UIDChange(void)
 113 {
 114         char* ModeStrPtr;
 115
 116         puts_P(PSTR(EVENT_PREFIX "UID Change\r\n"));
 117
 118         if (USB_CurrentMode == USB_MODE_DEVICE)
 119           ModeStrPtr = PSTR("HOST");
 120         else if (USB_CurrentMode == USB_MODE_HOST)
 121           ModeStrPtr = PSTR("DEVICE");
 122         else
 123           ModeStrPtr = PSTR("N/A");
 124
 125         printf_P(PSTR(" -- New Mode %S\r\n"), ModeStrPtr);
 126 }
 127
 128 /**
 129  *  Event handler for the USB_PowerOnFail event. When fired, the event is logged to the USART and the program
 130  *  execution aborted.
 131  */
 132 void EVENT_USB_InitFailure(const uint8_t ErrorCode)
 133 {
 134         char* ModeStrPtr;
 135
 136         puts_P(PSTR(EVENT_PREFIX ESC_BG_RED "Power On Fail\r\n"));
 137
 138         if (USB_CurrentMode == USB_MODE_DEVICE)
 139           ModeStrPtr = PSTR("DEVICE");
 140         else if (USB_CurrentMode == USB_MODE_HOST)
 141           ModeStrPtr = PSTR("HOST");
 142         else
 143           ModeStrPtr = PSTR("N/A");
 144
 145         printf_P(PSTR(" -- Mode %S\r\n"), ModeStrPtr);
 146         printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);
 147
 148         Abort_Program();
 149 }
 150
 151 /**
 152  *  Event handler for the USB_HostError event. When fired, the event is logged to the USART and the program
 153  *  execution aborted.
 154  */
 155 void EVENT_USB_HostError(const uint8_t ErrorCode)
 156 {
 157         puts_P(PSTR(EVENT_PREFIX ESC_BG_RED "Host Mode Error\r\n"));
 158         printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);
 159
 160         Abort_Program();
 161 }
 162
 163 /** Event handler for the USB_DeviceEnumerationFailed event. When fired, the event is logged to the USART. */
 164 void EVENT_USB_DeviceEnumerationFailed(const uint8_t ErrorCode, const uint8_t SubErrorCode)
 165 {
 166         puts_P(PSTR(ESC_BG_RED "Dev Enum Error\r\n"));
 167         printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);
 168         printf_P(PSTR(" -- Sub Error Code %d\r\n"), SubErrorCode);
 169         printf_P(PSTR(" -- In State %d\r\n"), USB_HostState);
 170 }
 171
 172 /** Event handler for the USB_UnhandledControlPacket event. When fired, the event is logged to the USART. */
 173 void EVENT_USB_UnhandledControlPacket(void)
 174 {
 175         puts_P(PSTR(EVENT_PREFIX "Ctrl Request\r\n"));
 176         printf_P(PSTR(" -- Req Data %d\r\n"), USB_ControlRequest.bRequest);
 177         printf_P(PSTR(" -- Req Type %d\r\n"), USB_ControlRequest.bmRequestType);
 178         printf_P(PSTR(" -- Req Length %d\r\n"), USB_ControlRequest.wLength);
 179 }
 180
 181 /** Event handler for the USB_ConfigurationChanged event. When fired, the event is logged to the USART. */
 182 void EVENT_USB_ConfigurationChanged(void)
 183 {
 184         puts_P(PSTR(EVENT_PREFIX "Configuration Number Changed\r\n"));
 185 }
 186
 187 /** Event handler for the USB_DeviceAttached event. When fired, the event is logged to the USART. */
 188 void EVENT_USB_DeviceAttached(void)
 189 {
 190         puts_P(PSTR(EVENT_PREFIX ESC_BG_GREEN "Device +\r\n"));
 191 }
 192
 193 /** Event handler for the USB_DeviceUnattached event. When fired, the event is logged to the USART. */
 194 void EVENT_USB_DeviceUnattached(void)
 195 {
 196         puts_P(PSTR(EVENT_PREFIX ESC_BG_YELLOW "Device -\r\n"));
 197 }
 198
 199 /** Event handler for the USB_DeviceEnumerationComplete event. When fired, the event is logged to the USART. */
 200 void EVENT_USB_DeviceEnumerationComplete(void)
 201 {
 202         puts_P(PSTR(EVENT_PREFIX "Device Enumeration Complete\r\n"));
 203 }