STC8954RD 串口接收

作者：時(shí)間：2016-11-11 來(lái)源：網(wǎng)絡(luò )

加入技術(shù)交流群
- 掃碼加入
  和技術(shù)大咖面對面交流
  海量資料庫查詢(xún)

#include

#include
//初始化串口

void InitCOM(void)

{

#if 1

SCON = 0x50; //8bit

TMOD = 0x20; //timer1 mode 2

PCON = 0x00; //SMOD=1, double baud

TL1 = 0xFD;

TH1 = 0xFD; //Baud = 9600, 11.0592MHz

//IE |= 0x90; //Serail break enable

TR1 = 1; //timer1 start

ES = 0;

EA = 0; //disable interrupt

#else

SCON = = 0x50;

TH2 = 0XFF;

TL2 = 0xFD //baud = 115200, 11.0592MHz

RCAP2H = 0xFF;

RCAP2L = 0xFD; //

TCLK = 1;

RCLK = 1;

C-T2 = 0;

TR2 = 1;

#endif

}
//寫(xiě)串口

void COMPutc(char cdata)

{

SBUF = cdata;

while(!TI);

TI = 0;

}

void COMWrite(char* str)

{

while(*str)

COMPutc(*str++);

}

void COMWriteNum(int num, char* str)

{

char d[32];

sprintf(d, "%s:%dn", str, num);

COMWrite(d);

}
//讀取串口

char COMGetc(void)

{

char temp;

while(!RI);

temp = SBUF;

RI = 0;

return temp;

}

void COMRead(char* str, unsigned char length)

{

unsigned char i = 0;

for(i = 0; i < length; i++)

{

str[i] = COMGetc();

}

void COMReadEnter(char* str)

{

char temp;

{

//Delay(1);

//COMWrite("ndatan");

temp = COMGetc();

*str=temp;

//COMPutc(temp);

str++;

}while(temp!=n && temp!=r);

*str = 国产精品自在自线亚洲|国产精品无圣光一区二区|国产日产欧洲无码视频|久久久一本精品99久久K精品66|欧美人与动牲交片免费播放

新聞中心

STC8954RD 串口接收