main.c

来自「国外自制频率计,很全,有原理图,有源代码,有说明.」· C语言 代码 · 共 24 行

#include <avr/interrupt.h>
#include <avr/io.h>
#include "usart.h"
#include "timer.h"
#define NOP()	asm("nop")

//------------------------------------------------------------------------------

int main (void) 
{
  usart_init(); // Serielle Schnittstelle initialisieren
  usart_write("Frequenzz鋒ler V0.1\r\n"); 
  DDRC = 0xFF;
  DDRA = 0xFC;
  PORTA = 0x04;
  PORTC = 0xFF;
  sei();
  init_timer3();
  while(1)
  { 
  }
}