Cameron Causer
/
4180_L1_P9_AnalogOut_SinWave
Output a sin wave to analog out pin
Diff: main.cpp
- Revision:
- 0:ee61df6b19ec
diff -r 000000000000 -r ee61df6b19ec main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Tue Oct 16 18:57:18 2018 +0000 @@ -0,0 +1,21 @@ +#include "mbed.h" +#include <cmath> +//Declare AnalogOut pin +AnalogOut apin(p18); + +int main() { + //Precompute Sin wave values and scale + float SinWave[20]; + float increment = 2*3.14/20; + float arg = 0; + for (int i = 0; i < 20; i++) { + SinWave[i] = sin(arg)/2+0.5; + arg = arg + increment; + } + //Output sinwave fovever + while(1) { + for (int i = 0; i < 20; i++) { + apin = SinWave[i]; + } + } +}