![](/media/cache/group/default_image.jpg.50x50_q85.jpg)
part0
Dependencies: mbed
Diff: main.cpp
- Revision:
- 0:5b76a88c40dc
diff -r 000000000000 -r 5b76a88c40dc main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Tue Feb 10 20:38:16 2015 +0000 @@ -0,0 +1,20 @@ +//Lab2 part 0 +//create a waveform + +#include "mbed.h" + +//Initialize Pwm and freq +PwmOut PWM1(p21); +float freq = 400; + +//used for debugging +Serial pc(USBTX, USBRX); + +//play tone continuously +int main() { + //Print frequency for debut + pc.printf("%f",freq); + //Start PWM with appropriate freq + PWM1.period(1/freq); // set PWM period to 10 ms + PWM1=0.5; // set duty cycle to 50% + }