#include <iom128v.h>
#include<macros.h>
#define uint unsigned int
#define uchar unsigned char
void delay_ms(uint n)
{uint i=0,j;
while(i<n)
{for(j=0;j<1000;j++);
i++;
}
}
void pwm0_init(void)
{DDRB=0X10;
TCCR0=0X00;
OCR0=0X7F;
TCNT0=0;
TCCR0=0X6C;
}
void main(void)
{uchar wide;
char temp;
pwm0_init();
while(1)
{delay_ms(50);
if(++wide==255)
{wide=0;
}
OCR0=wide;
}
}
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