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139 lines
3.8 KiB
139 lines
3.8 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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#include "Joystick.h"
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USB_ClassInfo_HID_t Joystick_HID_Interface =
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{
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.InterfaceNumber = 0,
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.ReportINEndpointNumber = JOYSTICK_EPNUM,
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.ReportINEndpointSize = JOYSTICK_EPSIZE,
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.ReportINBufferSize = sizeof(USB_JoystickReport_Data_t),
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.UsingReportProtocol = true,
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};
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int main(void)
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{
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SetupHardware();
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LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
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for (;;)
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{
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USB_HID_USBTask(&Joystick_HID_Interface);
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USB_USBTask();
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}
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}
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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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Joystick_Init();
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LEDs_Init();
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Buttons_Init();
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USB_Init();
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/* Millisecond timer initialization, with output compare interrupt enabled for the idle timing */
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OCR0A = ((F_CPU / 64) / 1000);
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TCCR0A = (1 << WGM01);
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TCCR0B = ((1 << CS01) | (1 << CS00));
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TIMSK0 = (1 << OCIE0A);
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}
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void EVENT_USB_Connect(void)
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{
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LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
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}
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void EVENT_USB_Disconnect(void)
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{
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LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
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}
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void EVENT_USB_ConfigurationChanged(void)
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{
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LEDs_SetAllLEDs(LEDMASK_USB_READY);
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if (!(USB_HID_ConfigureEndpoints(&Joystick_HID_Interface)))
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LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
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}
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void EVENT_USB_UnhandledControlPacket(void)
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{
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USB_HID_ProcessControlPacket(&Joystick_HID_Interface);
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}
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ISR(TIMER0_COMPA_vect, ISR_BLOCK)
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{
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if (Joystick_HID_Interface.IdleMSRemaining)
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Joystick_HID_Interface.IdleMSRemaining--;
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}
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uint16_t CALLBACK_USB_HID_CreateNextHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, void* ReportData)
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{
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USB_JoystickReport_Data_t* JoystickReport = (USB_JoystickReport_Data_t*)ReportData;
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uint8_t JoyStatus_LCL = Joystick_GetStatus();
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uint8_t ButtonStatus_LCL = Buttons_GetStatus();
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if (JoyStatus_LCL & JOY_UP)
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JoystickReport->Y = -100;
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else if (JoyStatus_LCL & JOY_DOWN)
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JoystickReport->Y = 100;
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if (JoyStatus_LCL & JOY_RIGHT)
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JoystickReport->X = 100;
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else if (JoyStatus_LCL & JOY_LEFT)
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JoystickReport->X = -100;
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if (JoyStatus_LCL & JOY_PRESS)
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JoystickReport->Button = (1 << 1);
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if (ButtonStatus_LCL & BUTTONS_BUTTON1)
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JoystickReport->Button |= (1 << 0);
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return sizeof(USB_JoystickReport_Data_t);
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}
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void CALLBACK_USB_HID_ProcessReceivedHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, void* ReportData, uint16_t ReportSize)
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{
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// Unused (but mandatory for the HID class driver) in this demo, since there are no Host->Device reports
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}
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