Picproje Elektronik Sitesi

sbit Mmc_Chip_Select           at LATC0_bit;  // for writing to output pin always use latch (PIC18 family)
sbit Mmc_Chip_Select_Direction at TRISC0_bit;



int i=0;
int cnt=0;
unsigned short datam;
unsigned long zz;
unsigned long zx;
unsigned long size;
unsigned short duty1;
unsigned long sectorNo;
//char duty1;
unsigned short veri[512];
char oke;


void Interrupt(){
  if (TMR0IF_bit){

  TMR0IF_bit = 0;
  TMR0H	 = 0xFB;
  TMR0L	 = 0xBF;
  oke=1;
  }
}
 void sdsetup(){ //burada sd card kuruluyor dosya acılıyor boyut alınıyor
  Mmc_Fat_Init();
  Mmc_Fat_Assign("DENEME12.WAV",0x01);
  Mmc_Fat_Reset(&size);
  }

void setup(){
 ADCON1 |= 0x0F;                  // AN pinleri I/O olarak yapılandırıldı
 CMCON  |= 7;                     // Komparatörler kapatıldı
 TRISA=0  ;
 PORTA=255 ;
 TRISD.RD0=0;                     // Trans pini çıkış
 PORTD.RD0=0;                     // Transistör kapalı

 TRISC.RC2=0;
 PORTC.RC2=0;
 zx=0;

PWM1_Init(187500);               //Pwm frekans değeri atandı
PWM1_Start();
 // SPI1 modülü yapılandırılıyor
  SPI1_Init_Advanced(_SPI_MASTER_OSC_DIV4, _SPI_DATA_SAMPLE_MIDDLE, _SPI_CLK_IDLE_LOW, _SPI_LOW_2_HIGH);

}


void InitTimer0(){



  TMR0IF_bit = 0;
  T0CON	 = 0x88;
  TMR0H	 = 0xFB;
  TMR0L	 = 0xBF;
  GIE_bit         = 1;
  TMR0IE_bit         = 1;
}
void mmc(){
Mmc_Fat_Read(&datam);
}

void main() {
   setup();
   sdsetup();
   InitTimer0();
   PORTD.RD0=1;
    sectorNo=0;


   while(1)
   {
    PWM1_Set_Duty(datam);
   mmc();

   oke=0;
   while(oke==0)
   {
   }

   }


}

sbit Mmc_Chip_Select at GPIOE_ODR.B3;
int i=0;
int cnt=0;
unsigned long z=0;
unsigned short datam;
unsigned long zz;
unsigned long zx;
unsigned long size;
unsigned short duty1;
unsigned long sectorNo;
unsigned short veri[512];


void kurulum()
{
RCC_APB1ENR.TIM7EN = 1;
TIM7_CR1.CEN = 0;
TIM7_PSC = 0;
TIM7_ARR = 10499;
NVIC_IntEnable(IVT_INT_TIM7);
TIM7_DIER.UIE = 1;
TIM7_CR1.CEN = 1;
RCC_APB1ENR.DACEN=1;

GPIO_Analog_Input(&GPIOA_BASE,_GPIO_PINMASK_4);
DAC_CR=1;
Mmc_Fat_Init();
Mmc_Fat_Assign("DENEME1.WAV",0x01);
Mmc_Fat_Reset(&size);
}
void mmc(){
Mmc_Fat_Read(&datam);
}



void main() {
kurulum();
mmc();

}

void Timer7_interrupt()iv IVT_INT_TIM7
{
 TIM7_SR.UIF = 0;
 DAC_DHR12R1=(datam);
 i++;
 if(i==512)i=0;
}

SPI1_Init_Advanced(_SPI_FPCLK_DIV16, _SPI_MASTER  | _SPI_8_BIT |
                     _SPI_CLK_IDLE_LOW | _SPI_FIRST_CLK_EDGE_TRANSITION |
                     _SPI_MSB_FIRST | _SPI_SS_DISABLE | _SPI_SSM_ENABLE | _SPI_SSI_1,
                     &_GPIO_MODULE_SPI1_PA567);