init.c

来自「第三届“飞思卡尔”智能车大赛」· C语言 代码 · 共 45 行

 /*
  ICC-AVR application builder : 2008-01-24 15:51:26
  Target : s12dg128b
  Crystal: 16Mhz
  Designed by Chiu Sir
  E-mail:[e-mail] 
 */

#include <mc9s12dg128.h>

void uart_init(void) 
{
  SCI0CR2=0x0c;
  SCI0BDH=0x00;//16MHz,19200bps,SCI0BDL=0x1a
  SCI0BDL=0x34;//16MHz,9600bps,SCI0BDL=0x34 
}

void port_init(void)
{
 
  DDRA=0x00;   
  PORTA=0x00;
    
  DDRB=0xff;   /* PTB as output */
  PORTB=0x00;  /* LEDs off */
  
  
  //DDRC=0x00;   
  //PORTC=0x00;
  
  
  //DDRD=0x00;   
  //PORTD=0x00;
  
  DDRE=0x00;   
  PORTE=0x00; 
  
}

void init_dev(void)
{
   port_init();
   uart_init();

}