yuki hashimoto
/
piezo
アナログ入力_振動センサ
振動センサに入力があるとLEDを点灯
参考 https://mbed.org/users/okini3939/notebook/AnalogIn_jp/
Diff: main.cpp
- Revision:
- 0:18ca468a910f
diff -r 000000000000 -r 18ca468a910f main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Wed Jul 23 10:34:13 2014 +0000 @@ -0,0 +1,21 @@ +#include "mbed.h" + +AnalogIn ain(p15); +DigitalOut myled(p5); + +int main() { + float adc, volts; + + myled = 0; + + while (1){ + adc = ain.read(); // read analog as a float + volts = adc * 3.3; // convert to volts + if(volts > 1.0){ + myled = 1; + }else{ + myled = 0; + } + //wait(0.5); // + } +}