コード例 #1
0
ファイル: PageDAC.cpp プロジェクト: ledono/touchscreen-apps
void initDACPage(void) {
    DAC_init(); // sets mode triangle
    DAC_TriangleAmplitude(10); //log2(DAC_START_AMPLITUDE)
    sAmplitude = DAC_START_AMPLITUDE;
    DAC_Timer_initialize(0xFF); // Don't really need value here
    sLastFrequencySliderValue = DAC_START_FREQ_SLIDER_VALUE;
}
コード例 #2
0
ファイル: main.c プロジェクト: meeg/cee-firmware
/* Configures the board hardware and chip peripherals for the project's functionality. */
void configHardware(void){
	USB_ConfigureClock();
	PORTR.DIRSET = 1 << 1;
	PORTR.OUTSET = 1 << 1;
	_delay_ms(50);
	PORTR.OUTCLR = 1 << 1;
	DAC_init();
	initADC();
	initChannels();
	USB_Init();
}
コード例 #3
0
ファイル: part3.c プロジェクト: kbradley91/Lab6
int main(void){
	DisableDog();
	EALLOW;
	int test = 0;
	int laggingValue = 0xFF;

	unsigned int value = 0;
	EALLOW;
	CPUinit();
	EALLOW;
	DINT;

	outputEnable();

	initADC();
	EALLOW;
	outputEnable(); //having issues when not enabling twice
	SRAMwrite(0);
	SRAMaddress = 0x260000;


	//DAC_init();
	DAC_init();
	timerINIT();

	EALLOW;


	int oldvalue = 0;
	while(1){
//		SRAMaddress = 0x2FFFFF;
//		*SRAMaddress = 0x77;
		if(a == 1){ //cross your fingers folks
			value = keypadScan();
			*outputPORT = value;
			if(value < 0xF && value != 1 && oldvalue != value){
				FreqSet(value); //setting the frequency based upon keypad input
				oldvalue = value;
			}
		}
	}


	EALLOW;






	return 0;
}
コード例 #4
0
ファイル: part2.c プロジェクト: kbradley91/Lab6
interrupt void test_isr(void){
	if (a == 1){
		EALLOW;
		DAC_init();
		a = 0;
	}

	if(SRAMaddress <= 0x2FFFFF){
		DAC_set(*SRAMaddress);
		SRAMaddress++;
	}

	CpuTimer1.InterruptCount++;
	EALLOW;

}
コード例 #5
0
ファイル: main.c プロジェクト: hem1/EMPR
int main()
{   
	serial_init();
	AI_init();
	DAC_init();
	Timer10Sec();
	
	//p.16
    //stage1();
    //p.18
    //stage2();
    //p.16 & p.18
    //stage3();
    //p.25
    stage4();
    
    return 0;
}
コード例 #6
0
ファイル: main.c プロジェクト: kbradley91/Lab9
int main(void) {
	
	DisableDog();
	CPUinit();
	EALLOW;
	outputEnable();
	LCDinit();
	LCDclear();
	initADC();
	DAC_init();
//	SRAMwrite(0);
//	SRAMaddress = 0x260000; //shouldn't need SRAM here
	fft_init();
	initBuffers();

	timerINIT(ISRvalue, samplingRate);




	while(1){
		if(sampleBufferFull){
			fft.InBuf = &sampleBuffer[0];
			int i;
			for(i = 0;i<FFT_SIZE;i++){
				outBuffer[i] = 0;
			}
			for(i=0;i<FFT_SIZE/2;i++){
				MagBuffer[i] = 0;
			}
			RFFT_f32(&fft);
			//fft.MagBuf = &sampleBuffer[0];
			RFFT_f32_mag(&fft);

			sampleBufferFull = 0;
			EINT;
		}
		else{
			//do nothing
		}

	}
	return 0;
}
コード例 #7
0
ファイル: RTX_Blinky.c プロジェクト: tiongpatrick86/Practise
/*----------------------------------------------------------------------------
 * main: initialize and start the system
 *----------------------------------------------------------------------------*/
int main (void) {
  uint32_t button_msk = (1U << Buttons_GetCount()) - 1;

  osKernelInitialize ();                                   // initialize CMSIS-RTOS

  // initialize peripherals
  SystemCoreClockConfigure();                              // configure System Clock
  SystemCoreClockUpdate();

  LED_Initialize();                                        // LED Initialization
  Buttons_Initialize();                                    // Buttons Initialization

  // create threads
  tid_blinkLED = osThreadCreate (osThread(blinkLED), NULL);

  osKernelStart ();                                        // start thread execution
	DAC_init();
	DAC_enable();
	
	
	for(Counter=0;Counter<182;Counter++)
	{
		DAC_value2[Counter]=DAC_value1[Counter]/2;
	}
	Counter=0;

  for (;;) { 
		if (Counter<=0)Direction=0;
		else if (Counter>179)Direction=1;
		if (Direction==0)Counter++;
		else Counter--;
		
		DAC_write(DAC_value2[Counter]);
		
		
		
//		DAC_write(4000);
//    osDelay(100);
//		while (Buttons_GetState() & (button_msk));             // Wait while holding USER button
//		DAC_write(0);
//    osSignalSet(tid_blinkLED, 0x0001);
  }
}
コード例 #8
0
ファイル: main.c プロジェクト: kbradley91/Lab7
int main(void) {
	
	DisableDog();
	CPUinit();
	EALLOW;
	outputEnable();
	LCDinit();
	LCDclear();
	initADC();
	DAC_init();
	init_buffer();
	timerINIT(ISRvalue, samplingRate);

	while(1){

	}


	return 0;
}
コード例 #9
0
ファイル: Lab5_PART2.c プロジェクト: kbradley91/Lab5
int main(void){
	DisableDog();
	EALLOW;
	unsigned int test = 0;
	int laggingValue = 0xFF;

	//unsigned int value = 0;
	EALLOW;
	CPUinit();
	EALLOW;
	DINT;

	outputEnable();

	initADC();
	EALLOW;
	DAC_init();
	EALLOW;
	outputEnable(); //having issues when not enabling twice
	EALLOW;



	timerINIT();
	EALLOW;


	while(1){

	}


	EALLOW;






	return 0;
}
コード例 #10
0
ファイル: motor_driver.cpp プロジェクト: emilandreas/Bellund
void motor_init(){
  DAC_init();
  
  //Set port K as input
  DDRK = 0x00;
  pinMode(OE, OUTPUT);
  pinMode(RST, OUTPUT);
  pinMode(SEL, OUTPUT);
  pinMode(EN, OUTPUT);
  pinMode(DIR, OUTPUT);
  //Enable motor
  digitalWrite(EN, HIGH);
  //Set !OE high to disable output of encoder
  digitalWrite(OE, HIGH);
  
  //Set !RST
  reset_encoder();
  
  //Calibrate
  calibrate_encoder();
  controll_motor(0);
}
コード例 #11
0
ファイル: main.c プロジェクト: Osambezy/soundboard
int main(void) {
	FRESULT res;
	WORD br;

	sei(); // Globally enable interrupts

	hibernate_init();
	DAC_init();
	keys_init();

	if (pf_mount(&fs)) { sound_osch(); }
	else { sound_gut(); }

	while(1) {
		cli(); // disable interrupts to avoid race condition with sleep function
		if (FLAG_CHECK(NEW_SOUND)) {
			hibernate_timer_stop();
			FLAG_CLEAR(NEW_SOUND);
			sei();
			switch (special_mode) {
				case 1:
				if (new_sound_id == old_sound_id - 1) {
					special_mode = 2;
					goto sound_ende;
				} else if (new_sound_id == old_sound_id + 1) {
					special_mode = 4;
					goto sound_ende;
				} else if (new_sound_id == old_sound_id) {
					credits_counter = CREDITS_COUNTER_MAX - 5;
					special_mode = 0;
					goto sound_ende;
				} else special_mode = 0;
				break;
				case 2:
				special_mode = 3;
				break;
				case 4:
				special_mode = 5;
				break;
				default:
				special_mode = 0;
			}
			if (new_sound_id == 36) {
				special_mode = 1;
				goto sound_ende;
			}
			old_sound_id = new_sound_id;
			char* filename;
			if (++credits_counter > CREDITS_COUNTER_MAX) {
				credits_counter = 0;
				filename = "image.hex";
			} else {
				if (new_sound_id == 255) goto sound_ende;
				filename = filenames(bank, new_sound_id);
			}
			uint8_t tries = 3;
			while (pf_open(filename) && pf_open("error1.wav")) {
				if ((tries--) == 0) goto sound_ende;
				_delay_ms(10);
				pf_mount(&fs);
			}
			if (parse_wav_header()) {
				if (pf_open("error2.wav") || parse_wav_header()) goto sound_ende;
			}
			do {
				#define read_length 16384
				if (wavinfo.data_length > read_length) {
					res = pf_read(0, read_length, &br);
					wavinfo.data_length -= read_length;
				} else {
					res = pf_read(0, wavinfo.data_length, &br);
					break;
				}
			} while (res==0 && br==read_length && wavinfo.data_length>0 && !FLAG_CHECK(NEW_SOUND));
			stop_audio();
			sound_ende:
			hibernate_timer_init();
		} else {
			sleep_enable();
			sei();
			sleep_cpu();
			sleep_disable();
		}
		hibernate_check();
	}
}