pwm.c.120729171250

atmega128串行操作lcd12864

#include<iom128v.h>
void int_io(void)
{
TCCR1A=0XFF;//三通道
TCCR1B=0X0A;//8分频   0x09不分频
TCNT1=0X0000;
TIMSK=0X00;
ETIMSK=0X00;
DDRB=0XFF;
OCR1A=700;
OCR1B=500;
}
void main(void)
{
int_io();
while(1);
}