NUM= (COUNT/10000)*344 //计算超声波来回距离

// NUM= NUM/2 //总距离除2等于实际距离

BWEI=NUM/100 //输出百位

SHWEI=NUM 100/10 //输出十位

GWEI=NUM 10 //输出个位

AGAIN=1 //接收正确AGAIN=1

}

模拟反射程序

-NUM = (COUNT/10000)* 344 // calculate the distance ultrasonic back and forth// NUM = NUM ​ ​ / 2 // total distance divided by 2 is equal to the actual distance BWEI = NUM/100 // output one hundred SHWEI = NUM　100/10 // output ten GWEI = NUM　10 // output bits AGAIN = 1 // receive the correct AGAIN = 1} reflection process simulation