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void Ini_UART() //初始化 設(shè)置波特率9600
{
PCON=0x00;
SCON=0x50;
TMOD=0x20;
TL1=0xfd;
TH1=0xfd;
TF1=1;
ET0=1;
TR1=1;
ES=1;
EA=1;
}
void Timer0_init()
{
TMOD = 0x01;
TH0 = (65536-50000)/256;
TL0 = (65536-50000)&256;
ET0 = 1; /*開定時器0中斷*/
EA = 1; /*開總中斷*/
TR0 = 1; /*啟動定時器0*/
}
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