tomasz gurajek / Mbed 2 deprecated lab2020speaker_modyfied

tomasz_gurajek

Dependencies:   mbed

main.cpp

Committer:
t00204088
Date:
2020-08-01
Revision:
0:af952e7827ac

File content as of revision 0:af952e7827ac:

#include "mbed.h"
DigitalIn fire(p14);
PwmOut spkr(p26);
AnalogIn pot1(p19);
float start = 2000.0,end =10000.0,step = 100.0;
int main()
{
 while (1) {
 for (float i=2000.0; i<10000.0; i+=100) {
 spkr.period(1.0/i);
 spkr=0.5;
 wait(0.1);                  //wait time
 }                           //end of the loop
 spkr=0.0;
 start = 3000.0;             // start 1st sound
 end = 5000.0;               // end 1st sound
 while(pot1.read() < 0.5) {} // this uses the pot to control the program
 }
}