init.c

通过AT命令对串口蓝牙模块进行通信控制操作

//	MCU initializtion 
#include "init.h"   
#include "W77E58.h"

void McuInit(void)
{
	//(CD1,CD0,SWB,-,XTOFF,ALE-OFF,-,DEM0)
	PMR = 0x45;		//=01000101  可访问片上SRAM
	//WD1,WD0,T2M,T1M,T0M,MD2,MD1,MD0)
    CKCON = 0xC1;   //11 000    100
	DPS	  = 0;      //Use: DPTR0
	TMOD  = 0x21;   
	T2MOD = 0x00;   //INT2~5 Flag is Auto Clean
	PCON  = 0x00;   //SET SMOD=1
	SMOD_1= 0;      //SET SMOD1=1 系统将串口模式1，2，3的波特率加倍
	IE	  = 0x52;   //52H=01010010B(EA,ET2,ET1=0)
	EIE   = 0x00;   //01H=00010000B(Only EWDI=1 看门狗中断开)
	TH0   = 0x00;   //9216*τo=10mS
	TL0   = 0x00;   //τo=(12/11.0592)uS
	//串口二波率发生器T1：
    TH1   = 0xFD;   //19200 bps of 11.0592MHz
    TL1   = 0xFD;

    //串口一波特率发生器T2：
    T2CON = 0x34;	//0011 0100B
    TH2   = 0xFF;	//S0
    TL2   = 0xDC;   //9600 bps of 11.0592MHz
    RCAP2H= 0xFF;   //S0
    RCAP2L= 0xDC;   //9600 bps of 11.0592MHz    
    
    SCON0 = 0x50;   //01010000B
    SCON1 = 0x50;   //01010000B

	TA=0xAA;
  	TA=0x55;
	WDCON = 0x42;		//看门狗定时器设置
	
    
    EA 	  = 1;		//全局中断使能
    TR0	  =	1;		//定时器0启动
	TR1   =	1;		//定时器1启动
	TR2	  = 1;		//定时器2启动
    ES1	  = 0;		//串行口1中断使能
    ES	  = 0;		//串行口0中断使能
    ET0	  = 1;		//定时器0中断使能

//	TA=0xAA;
//  TA=0x55;
//	EWDI  = 1;		//看门狗定时器中断使能

    TI    = 0;
	TI1	  = 0; 	
	PT0	  = 1;
	PS0   = 1;
	PS1	  = 0;

}
void initdata(void)
{
	PDAMACAdd[0][0] = '0';
	PDAMACAdd[0][1] = '0';
	PDAMACAdd[0][2] = '0';
	PDAMACAdd[0][3] = '2';
	PDAMACAdd[0][4] = 'C';
	PDAMACAdd[0][5] = '7';
	PDAMACAdd[0][6] = '3';
	PDAMACAdd[0][7] = 'E';
	PDAMACAdd[0][8] = 'B';
	PDAMACAdd[0][9] = 'A';
	PDAMACAdd[0][10] = 'B';
	PDAMACAdd[0][11] = 'E';

}