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lufa-master/PolytechLille/PAD/PAD.c 5.9 KB
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  /*
               LUFA Library
       Copyright (C) Dean Camera, 2019.
  
    dean [at] fourwalledcubicle [dot] com
             www.lufa-lib.org
  */
  
  /*
    Copyright 2010  OBinou (obconseil [at] gmail [dot] com)
    Copyright 2019  Dean Camera (dean [at] fourwalledcubicle [dot] com)
  
    Permission to use, copy, modify, distribute, and sell this
    software and its documentation for any purpose is hereby granted
    without fee, 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 disclaims 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.
  */
  
  /** \file
   *
   *  Main source file for the PAD program. This file contains the main tasks of
   *  the project and is responsible for the initial application hardware configuration.
   */
  
  #include "PAD.h"
  
  
  /** Main program entry point. This routine contains the overall program flow, including initial
   *  setup of all components and the main program loop.
   */
  int main(void)
  {
  	SetupHardware();
      
      //LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
  	GlobalInterruptEnable();
  
  	for (;;)
      {
  	  USB_USBTask();
        //HID_Task();
      }
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  }
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  /** Configures the board hardware and chip peripherals for the project's functionality. */
  void SetupHardware(void)
  {
  #if (ARCH == ARCH_AVR8)
  	/* Disable watchdog if enabled by bootloader/fuses */
  	MCUSR &= ~(1 << WDRF);
  	wdt_disable();
  
  	/* Disable clock division */
  	clock_prescale_set(clock_div_1);
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  /**INITIALISATIONS*/
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  	/* Hardware Initialization */
  	USB_Init();
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  	Serial_init(9600,0); 	//9600 Bauds, configuration
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  	/* Initialize Relays */
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  	DDRD  |=  ALL_RELAYS;		// Port pour la liaison série
  	PORTD &= ~ALL_RELAYS;		
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  }
  
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  /** Event handler for the USB_ConfigurationChanged event. This is fired when the host sets the current configuration
   *  of the USB device after enumeration, and configures the keyboard device endpoints.
   */
  void EVENT_USB_Device_ConfigurationChanged(void)
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  {
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  	bool ConfigSuccess = true;
  
  	/* Setup HID Report Endpoints */		//MODIFS ICI
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  	ConfigSuccess &= Endpoint_ConfigureEndpoint(KEYBOARD_IN_Bout_EPADDR, EP_TYPE_INTERRUPT, BOUTONS_EPSIZE, 1);
  	ConfigSuccess &= Endpoint_ConfigureEndpoint(KEYBOARD_IN_Joy_EPADDR, EP_TYPE_INTERRUPT, JOYSTICK_EPSIZE, 1);
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  	ConfigSuccess &= Endpoint_ConfigureEndpoint(KEYBOARD_OUT_EPADDR, EP_TYPE_INTERRUPT, KEYBOARD_EPSIZE, 1);
  
  	/* Turn on Start-of-Frame events for tracking HID report period expiry */
  	USB_Device_EnableSOFEvents();
  
  	/* Indicate endpoint configuration success or failure */
  	//LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR);
  }
  
  
  /** Sends the next HID report to the host, via the keyboard data endpoint. */
  void SendNextReport(void)		//Envoi liaison Série
  {
  	static USB_KeyboardReport_Data_t PrevKeyboardReportData;
  	USB_KeyboardReport_Data_t        KeyboardReportData;
  	bool                             SendReport = false;
  
  	/* Create the next keyboard report for transmission to the host */
  	CreateKeyboardReport(&KeyboardReportData);
  
  	/* Check if the idle period is set and has elapsed */
  	if (IdleCount && (!(IdleMSRemaining)))
  	{
  		/* Reset the idle time remaining counter */
  		IdleMSRemaining = IdleCount;
  
  		/* Idle period is set and has elapsed, must send a report to the host */
  		SendReport = true;
  	}
  	else
  	{
  		/* Check to see if the report data has changed - if so a report MUST be sent */
  		SendReport = (memcmp(&PrevKeyboardReportData, &KeyboardReportData, sizeof(USB_KeyboardReport_Data_t)) != 0);
  	}
  	
  	
  	/** Envoi sur INTERFACE BOUTONS**/
  	/* Select the Keyboard Report Endpoint */
  	Endpoint_SelectEndpoint(KEYBOARD_IN_Bout_EPADDR);
  
  	/* Check if Keyboard Endpoint Ready for Read/Write and if we should send a new report */
  	if (Endpoint_IsReadWriteAllowed() && SendReport)
  	{
  		/* Save the current report data for later comparison to check for changes */
  		PrevKeyboardReportData = KeyboardReportData;
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  		/* Write Keyboard Report Data */
  		Endpoint_Write_Stream_LE(&KeyboardReportData, sizeof(KeyboardReportData), NULL);
  
  		/* Finalize the stream transfer to send the last packet */
  		Endpoint_ClearIN();
  	}
  	
  		/** Envoi sur INTERFACE Joystick**/
  	/* Select the Keyboard Report Endpoint */
  	Endpoint_SelectEndpoint(KEYBOARD_IN_Joy_EPADDR);
  
  	/* Check if Keyboard Endpoint Ready for Read/Write and if we should send a new report */
  	if (Endpoint_IsReadWriteAllowed() && SendReport)
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  	{
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  		/* Save the current report data for later comparison to check for changes */
  		PrevKeyboardReportData = KeyboardReportData;
  
  		/* Write Keyboard Report Data */
  		Endpoint_Write_Stream_LE(&KeyboardReportData, sizeof(KeyboardReportData), NULL);
  
  		/* Finalize the stream transfer to send the last packet */
  		Endpoint_ClearIN();
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  	}
  }
  
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  /** Reads the next LED status report from the host from the LED data endpoint, if one has been sent. */
  void ReceiveNextReport(void)	//Réception Liaison Série
  {
  	/* Select the Keyboard LED Report Endpoint */
  	Endpoint_SelectEndpoint(KEYBOARD_OUT_EPADDR);
  
  	/* Check if Keyboard LED Endpoint contains a packet */
  	if (Endpoint_IsOUTReceived())
  	{
  		/* Check to see if the packet contains data */
  		if (Endpoint_IsReadWriteAllowed())
  		{
  			/* Read in the LED report from the host */
  			uint8_t LEDReport = Endpoint_Read_8();
  
  			/* Process the read LED report from the host */
  			ProcessLEDReport(LEDReport);
  		}
  
  		/* Handshake the OUT Endpoint - clear endpoint and ready for next report */
  		Endpoint_ClearOUT();
  	}
  }