T2CLKO BIT P3.0 //定时器2的时钟输出脚
F38_4KHz EQU 0FF10H //38.4KHz(1T模式下, 65536-18432000/2/38400)
//F38_4KHz EQU 0FFECH //38.4KHz(12T模式下, (65536-18432000/2/12/38400)
//-----------------------------------------------
AUXR &= ~0x08; //T2_C/T=0, ���时钟进行时钟输出
// AUXR |= 0x08; //T2_C/T=1, �T2(P3.1)引脚的外�时钟进行时钟输出
T2L = F38_4KHz; //初始化计时值
T2H = F38_4KHz >> 8;
AUXR |= 0x10; //定时器2开始计时
INT_CLKO = 0x04; //使能定时器2的时钟输出功能
wh�le (1); //程序终止
}