initi_system.c

环境：keil c51 i2c调度工具

#include <initi_system.h>
void initi_system(void)
{
	unsigned char i;
	for(i=0;i<10;i++)
	delay_ms(200);
//init_serialcomm
    SCON  = 0x50;       //SCON: serail mode 1, 8-bit UART, enable ucvr
    TMOD=0x01;
    TMOD |= 0x20;       //TMOD: timer 1, mode 2, 8-bit reload
    PCON |= 0x80;       //SMOD=1;
//    TH1   = 0xF4;       //Baud:4800  fosc=11.0592MHz
    TH1   = 0xF3;       //Baud:4800  fosc=12sMHz
    IE   |= 0x90;       //Enable Serial Interrupt
    TR1   = 1;          // timer 1 run
//timer0  
    ET0=1;
    TR0=1;
   // TI=1;
}