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我是用的15單片機(jī)，串口一連接的藍(lán)牙模塊，串口二連接的紅外遙控模塊。
想實(shí)現(xiàn)，用手上的串口助手APP，給藍(lán)牙模塊發(fā)指令，串口一會接收到不同的六個指令，根據(jù)六個不同的指令，進(jìn)而用串口二發(fā)出六組每組四個十六進(jìn)制數(shù)的指令。下面是我的源代碼，不知道為什么一直不好用。
#include <STC15F2K60S2.H>
#include <intrins.h>
#include <math.h> //Keil library
#include <stdio.h> //Keil library
#define uchar unsigned char
#define uint unsigned int
#define FOSC 11059200L //系統(tǒng)頻率
#define BAUD 9600 //串口2波特率
#define S2RI 0x01 //S2CON.0 不能進(jìn)行位尋址
#define S2TI 0x02 //S2CON.1
int code table1[]={0xff,0x02,0x00,0xfe};
int code table2[]={0xff,0x02,0x01,0xfe};
int code table3[]={0xff,0x02,0x02,0xfe};
int code table4[]={0xff,0x02,0x03,0xfe};
int code table5[]={0xff,0x02,0x04,0xfe};
int code table6[]={0xff,0x02,0x05,0xfe};
bit flag_KG=0,flag_LF=0,flag_FS=0,flag_DS=0,flag_FL=0,flag_BF=0;
bit busy;
uchar uart1_buff=0,uart2_buff=0,sending=1;
void Uart1_Init()
{
SCON = 0x50; //8位數(shù)據(jù),可變波特率
AUXR |= 0x40; //定時(shí)器1時(shí)鐘為Fosc,即1T
AUXR &= 0xFE; //串口1選擇定時(shí)器1為波特率發(fā)生器
TMOD &= 0x0F; //設(shè)定定時(shí)器1為16位自動重裝方式
TL1 = 0xE0; //設(shè)定定時(shí)初值
TH1 = 0xFE; //設(shè)定定時(shí)初值
ET1 = 0; //禁止定時(shí)器1中斷
TR1 = 1; //啟動定時(shí)器1
ES = 1; //開中斷.
EA = 1;
}
//----------------------------------------------
void Uart2_Init(void)
{
S2CON = 0x50; //8位可變波特率
T2L = (65536 - (FOSC/4/BAUD)); //設(shè)置波特率重裝值
T2H = (65536 - (FOSC/4/BAUD))>>8;
AUXR = 0x14; //T2為1T模式, 并啟動定時(shí)器2
IE2 = 0x01; //使能串口2中斷
EA = 1;
}
void Out_Data(int Data[])
{
uchar i;
for (i=0;i<=3;i++)//
{
uart2_buff=Data[i];
S2BUF = uart2_buff;
if (S2CON & S2TI)
{
S2CON &= ~S2TI; //清除S2TI位
}
}
sending=0;
}
void serial() interrupt 4
{
if(RI==1)
{
RI = 0; //清除串行接受標(biāo)志位
uart1_buff = SBUF; //從串口緩沖區(qū)取得數(shù)據(jù)
switch(uart1_buff)
{
case 0x31: flag_KG=1;break;
case 0x32: flag_LF=1;break;
case 0x33: flag_FS=1;break;
case 0x34: flag_DS=1;break;
case 0x35: flag_FL=1;break;
case 0x36: flag_BF=1;break;
}
}
}
void main()
{
Uart1_Init();
Uart2_Init();
while(1)
{
if(flag_KG==1)
{
Out_Data(table1);
while(sending);
sending=1;
flag_KG=0;
}
if(flag_LF==1)
{
Out_Data(table2);
while(sending);
sending=1;
flag_LF=0;
}
if(flag_FS==1)
{
Out_Data(table3);
while(sending);
sending=1;
flag_FS=0;
}
if(flag_DS==1)
{
Out_Data(table4);
while(sending);
sending=1;
flag_DS=0;
}
if(flag_FL==1)
{
Out_Data(table5);
while(sending);
sending=1;
flag_FL=0;
}
if(flag_BF==1)
{
Out_Data(table6);
while(sending);
sending=1;
flag_BF=0;
}
}
}
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