Program control PWM for microcontroller

 This program can control motor dc for micorocontroller at mega 8535 .It is make with AVR studio 4
 
#include
#include
#include

#define    DDR_motor    DDRD    //DDR inilisiasi for Motor
#define    PORT_motor    PORTD    //PORT inisialisasi Motor

#define en_ka         5        // Enable L298 for right motor
#define dirA_ka     2        // Direction A for right motor
#define dirB_ka     3        // Direction B for right motor 
#define pwm_right    OCR1A

void delay_ms(int ms)
{for (int i=0;i

void foward(unsigned int pwm)
{
PORT_motor |=(1<
PORT_motor &=~(1<
pwm_right=pwm;                    //pwm for right motor
}

void backward(unsigned int pwm)
{
PORT_motor |=(1<
PORT_motor &=~(1<
pwm_right=pwm;                    //pwm for right motor
}


int main (void)    // excetion
{

DDR_motor=0xFF;
PORT_motor=0x00;


    TCCR1A= (1<<
            (1<<
            (1<<
           
    TCCR1B= (0<<
            (0<<<
    TCNT1=0x0000;
    OCR1A=0;
    OCR1B=0;
    sei( );


while(1)
{
backward(1000);
delay_ms(5000);
foward(700);
delay_ms(3000);

}
}

source