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Dependencies: mbed
main.cpp
- Committer:
- YUPPY
- Date:
- 2019-11-27
- Revision:
- 2:d3675b786834
- Parent:
- 1:d174c4427e69
- Child:
- 3:f7f92004d3ac
File content as of revision 2:d3675b786834:
#include "mbed.h"
#include "us015.h"
DigitalOut myled(LED1);
US015 hs(p12,p11);
DigitalOut thermo(p20);
DigitalOut Ultra(p12);
Serial pc(USBTX,USBRX); // tx, rx
int main(){
float th;
Timer tm;
pc.printf("start\r\n");
thermo=0; //焦電off
printf("焦電Off\r\n");
Ultra=1;//超音波on
printf("超音波On\r\n");
while(1) {
hs.TrigerOut();
wait(1);
int distance;
distance = hs.GetDistance();
printf("distance=%d\r\n",distance);//距離出力
if(distance<=2000){//超音波反応
Ultra=0;//超音波off
thermo=1;//焦電on
bool detected=false;
if(true){
th = thermo;
if(th=1 && !detected) {//焦電反応ありの場合
detected=true;
pc.printf("human\r\n");
tm.reset();
tm.start();
}
else if(tm.read_ms()>5000){//焦電反応なしの場合
printf("not found\r\n");
detected=false;
}
}
}if(distance>2000){//超音波反応遠い
printf("distance>2000だぞ\r\n");
}
//if(true)
}
return 0;
}