-/*\r
- LUFA Library\r
- Copyright (C) Dean Camera, 2009.\r
- \r
- dean [at] fourwalledcubicle [dot] com\r
- www.fourwalledcubicle.com\r
-*/\r
-\r
-/*\r
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
-\r
- Permission to use, copy, modify, and distribute this software\r
- and its documentation for any purpose and without fee is hereby\r
- granted, provided that the above copyright notice appear in all\r
- copies and that both that the copyright notice and this\r
- permission notice and warranty disclaimer appear in supporting\r
- documentation, and that the name of the author not be used in\r
- advertising or publicity pertaining to distribution of the\r
- software without specific, written prior permission.\r
-\r
- The author disclaim all warranties with regard to this\r
- software, including all implied warranties of merchantability\r
- and fitness. In no event shall the author be liable for any\r
- special, indirect or consequential damages or any damages\r
- whatsoever resulting from loss of use, data or profits, whether\r
- in an action of contract, negligence or other tortious action,\r
- arising out of or in connection with the use or performance of\r
- this software.\r
-*/\r
-\r
-/** \file\r
- *\r
- * Main source file for the TestApp demo. This file contains the main tasks of the demo and\r
- * is responsible for the initial application hardware configuration.\r
- */\r
-\r
-#include "TestApp.h"\r
-\r
-/* Project Tags, for reading out using the ButtLoad project */\r
-BUTTLOADTAG(ProjName, "LUFA Test App");\r
-BUTTLOADTAG(BuildTime, __TIME__);\r
-BUTTLOADTAG(BuildDate, __DATE__);\r
-BUTTLOADTAG(LUFAVersion, "LUFA V" LUFA_VERSION_STRING);\r
-\r
-/* Scheduler Task List */\r
-TASK_LIST\r
-{\r
- { Task: TestApp_CheckJoystick, TaskStatus: TASK_RUN },\r
- { Task: TestApp_CheckHWB , TaskStatus: TASK_RUN },\r
- { Task: TestApp_CheckTemp , TaskStatus: TASK_RUN },\r
- { Task: USB_USBTask , TaskStatus: TASK_RUN },\r
-};\r
-\r
-/** Main program entry point. This routine configures the hardware required by the application, then\r
- * starts the scheduler to run the application tasks.\r
- */\r
-int main(void)\r
-{\r
- /* Disable watchdog if enabled by bootloader/fuses */\r
- MCUSR &= ~(1 << WDRF);\r
- wdt_disable();\r
-\r
- /* Disable clock division */\r
- clock_prescale_set(clock_div_1);\r
- \r
- /* Hardware initialization */\r
- SerialStream_Init(9600, false);\r
- ADC_Init(ADC_SINGLE_CONVERSION | ADC_PRESCALE_64);\r
- Temperature_Init();\r
- Joystick_Init();\r
- LEDs_Init();\r
- HWB_Init();\r
- \r
- /* Millisecond timer initialization, with output compare interrupt enabled */\r
- OCR0A = 0x7D;\r
- TCCR0A = (1 << WGM01);\r
- TCCR0B = ((1 << CS01) | (1 << CS00));\r
- TIMSK0 = (1 << OCIE0A);\r
- \r
- /* Turn on interrupts */\r
- sei();\r
-\r
- /* Startup message via USART */\r
- puts_P(PSTR(ESC_RESET ESC_BG_WHITE ESC_INVERSE_ON ESC_ERASE_DISPLAY\r
- "LUFA Demo running.\r\n" ESC_INVERSE_OFF));\r
-\r
- /* Scheduling - routine never returns, so put this last in the main function */\r
- Scheduler_Start();\r
-}\r
-\r
-/** ISR for the timer 0 compare vector. This ISR fires once each millisecond, and increments the\r
- * scheduler tick counter.\r
- */\r
-ISR(TIMER0_COMPA_vect, ISR_BLOCK)\r
-{\r
- /* Scheduler test - increment scheduler tick counter once each millisecond */\r
- Scheduler_TickCounter++;\r
-}\r
-\r
-/** Task responsible for checking the joystick position, and displaying the joystick position onto the\r
- * board LEDs.\r
- */\r
-TASK(TestApp_CheckJoystick)\r
-{\r
- uint8_t JoyStatus_LCL = Joystick_GetStatus();\r
- uint8_t LEDMask = 0;\r
- \r
- /* Test of the Joystick - change a mask in response to joystick */\r
- if (JoyStatus_LCL & JOY_UP)\r
- LEDMask |= LEDS_LED1;\r
- \r
- if (JoyStatus_LCL & JOY_DOWN)\r
- LEDMask |= LEDS_LED2;\r
-\r
- if (JoyStatus_LCL & JOY_LEFT)\r
- LEDMask |= LEDS_LED3;\r
-\r
- if (JoyStatus_LCL & JOY_RIGHT)\r
- LEDMask |= LEDS_LED4;\r
- \r
- if (JoyStatus_LCL & JOY_PRESS)\r
- LEDMask = LEDS_ALL_LEDS;\r
-\r
- /* Test of LEDs - light up in response to joystick */\r
- LEDs_SetAllLEDs(LEDMask);\r
-}\r
-\r
-/** Task responsible for checking the current temperature via the temperature sensor mounted on the\r
- * board, and displaying it through the serial USART.\r
- */\r
-TASK(TestApp_CheckTemp)\r
-{\r
- static SchedulerDelayCounter_t DelayCounter = 10000; // Force immediate run on startup\r
-\r
- /* Task runs every 10000 ticks, 10 seconds for this demo */\r
- if (Scheduler_HasDelayElapsed(10000, &DelayCounter))\r
- {\r
- printf_P(PSTR("Current temperature: %d Degrees Celcius\r\n\r\n"),\r
- (int)Temperature_GetTemperature());\r
-\r
- /* Reset the delay counter, ready to count another 10000 tick interval */\r
- Scheduler_ResetDelay(&DelayCounter);\r
- } \r
-}\r
-\r
-/** Task responsible for checking the HWB button position, and start-stopping other tasks and the USB\r
- * interface in response to user joystick movements.\r
- */\r
-TASK(TestApp_CheckHWB)\r
-{\r
- static SchedulerDelayCounter_t DelayCounter = 0;\r
- static bool IsPressed;\r
- static bool BlockingJoystickTask;\r
- \r
- /* Check if HWB pressed (start USB) */\r
- if (HWB_GetStatus() == true)\r
- {\r
- /* Debounce - check 100 ticks later to see if button is still being pressed */\r
- if ((IsPressed == false) && (Scheduler_HasDelayElapsed(100, &DelayCounter)))\r
- {\r
- /* Set flag, indicating that current pressed state has been handled */\r
- IsPressed = true;\r
- \r
- /* First start of the USB interface permenantly blocks the joystick task */\r
- if (BlockingJoystickTask == false)\r
- {\r
- Scheduler_SetTaskMode(TestApp_CheckJoystick, TASK_STOP);\r
- BlockingJoystickTask = true;\r
- }\r
-\r
- /* Toggle USB interface */\r
- if (USB_IsInitialized == true)\r
- {\r
- USB_ShutDown();\r
-\r
- LEDs_SetAllLEDs(LEDS_LED1);\r
- puts_P(PSTR(ESC_BG_WHITE "USB Power Off.\r\n"));\r
- \r
- Scheduler_SetTaskMode(TestApp_CheckTemp, TASK_RUN);\r
- }\r
- else\r
- {\r
- Scheduler_SetTaskMode(TestApp_CheckTemp, TASK_STOP);\r
-\r
- LEDs_SetAllLEDs(LEDS_LED2 | LEDS_LED3);\r
- puts_P(PSTR(ESC_BG_YELLOW "USB Power On.\r\n"));\r
- \r
- USB_Init(USB_MODE_UID, USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL);\r
- }\r
- }\r
- }\r
- else\r
- {\r
- /* HWB not pressed - reset debounce interval counter and press handled flag */\r
- Scheduler_ResetDelay(&DelayCounter);\r
- IsPressed = false;\r
- }\r
-}\r