Soma Takahashi
/
hcsr04_led
tyonpa
Revision 0:4ed911d89030, committed 2019-06-07
- Comitter:
- ec30109b
- Date:
- Fri Jun 07 05:07:15 2019 +0000
- Commit message:
- urtrasonic
Changed in this revision
diff -r 000000000000 -r 4ed911d89030 HCSR04.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/HCSR04.lib Fri Jun 07 05:07:15 2019 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/prabhuvd/code/HCSR04/#71da0dbf4400
diff -r 000000000000 -r 4ed911d89030 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Fri Jun 07 05:07:15 2019 +0000 @@ -0,0 +1,23 @@ +#include "mbed.h" +#include "hcsr04.h" + +Serial pc(SERIAL_TX, SERIAL_RX); +HCSR04 usensor(D4, D6); // Trigger(DO), Echo(PWMIN) + +DigitalOut led(D2); + +int main() +{ + pc.printf("Start!\n\r"); + while(1) { + usensor.start(); + unsigned int dist = usensor.get_dist_cm(); + pc.printf("cm:%ld\r\n",dist ); + + if(dist >= 20 && dist <= 60){ + led = 1; + }else{ + led = 0; + } + } +} \ No newline at end of file
diff -r 000000000000 -r 4ed911d89030 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Fri Jun 07 05:07:15 2019 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400 \ No newline at end of file