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資源簡介

用于單片機和PC之間串行通信,希望對一些初學者有點幫助。

資源截圖

代碼片段和文件信息

#include?
#define?uchar?unsigned?char

sbit?test=P2^0;
uchar?temp=0x99;
uchar?ijk;
void?UART_Init();

/***************主函數***************/
void?main(void)
{

UART_Init();??//初始化
while(1)
{
SBUF=temp;
while(!TI);
TI=0;
test=~test;
for(i=0;i<16;i++)
?? for(j=0;j<255;j++)
for(k=0;k<255;k++);

}

}

/********************初始化**********************/
void?UART_Init(void)
{
//初始化IO口
P0M1=0xff; //P0口僅為輸入
P0M2=0x00;

P1M1=0xfc; //P1.0(tx)P1.1(rx)為準雙向口;P1.2P1.3P1.4P1.6P1.7為開漏配置
P1M2=0xdc; //P1.5?僅為輸入口

P2M1=0xcf; //p2.0-3,p2.6,p2.7為開漏配置
P2M2=0xcf; //P2.4P2.5為準雙向口

P3M1=0x03; //P3口為開漏配置
P3M2=0x03;

SCON=0x50; ?//串口方式1
SSTAT=0xE0; ???//獨立TX?RX

BRGR0=0xF0; ?//BAUD=9600b/s@7.3728MHZ
BRGR1=0x02;
BRGCON=0x03;

ESR=0;
EST=0;
EA=1;


}

///***************接收中斷******************/
//void?RCV(void)?interrupt?4
//{
// EA=0;
// temp=SBUF;
// RI=0;
// test=~test;
// EA=1;
//
//}
//
///***************發送中斷**************/
//void?send(void)?interrupt?13
//{
// TI=0;
//}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????141??2008-08-22?18:41??test\test.plg

?????文件???????1161??2008-08-09?09:52??test\test.c

?????文件?????????40??2008-08-09?09:52??test\test.lnp

?????文件???????4636??2008-08-09?09:52??test\test.M51

?????文件????????727??2008-08-09?09:52??test\test.hex

?????文件???????2381??2008-08-08?15:39??test\test_Uv2.Bak

?????文件???????3463??2008-08-09?09:52??test\test.LST

?????文件???????3310??2008-08-09?09:52??test\test.OBJ

?????文件???????3211??2008-08-09?09:52??test\test

?????文件???????1675??2008-08-09?10:05??test\test_Opt.Bak

?????文件???????2415??2008-08-22?18:41??test\test.Uv2

?????文件???????1685??2008-08-22?18:41??test\test.Opt

?????目錄??????????0??2009-02-16?15:14??test

-----------?---------??----------?-----??----

????????????????24845????????????????????13


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