Alejandro Montes / Mbed 2 deprecated Experiment_4

IT Tralee Life Long Learning 2020 Instrumentation, Monitoring and Control Module Laboratory Session

Dependencies:   mbed C12832

LAB_2.4.cpp@0:fa653a534c74, 2020-07-27 (annotated)

Committer:
alejandromontes
Date:
Mon Jul 27 20:30:21 2020 +0000
Revision:
0:fa653a534c74
Alejandro Montes Instrumentation Monitoring and Control LAB

Who changed what in which revision?

UserRevisionLine numberNew contents of line
alejandromontes 0:fa653a534c74 1 #include "mbed.h"
alejandromontes 0:fa653a534c74 2
alejandromontes 0:fa653a534c74 3 DigitalIn fire(p14);
alejandromontes 0:fa653a534c74 4 PwmOut spkr(p26);
alejandromontes 0:fa653a534c74 5 AnalogIn pot1(p19);
alejandromontes 0:fa653a534c74 6 float start=2000.0;
alejandromontes 0:fa653a534c74 7 float end=10000.0;
alejandromontes 0:fa653a534c74 8 float step=200.0;
alejandromontes 0:fa653a534c74 9
alejandromontes 0:fa653a534c74 10 int main(){
alejandromontes 0:fa653a534c74 11 while (1) {
alejandromontes 0:fa653a534c74 12 for (float i=start; i<end; i+=step) {
alejandromontes 0:fa653a534c74 13 spkr.period(5.0/i);
alejandromontes 0:fa653a534c74 14 spkr=(0.5);
alejandromontes 0:fa653a534c74 15 wait(0.1);
alejandromontes 0:fa653a534c74 16 }
alejandromontes 0:fa653a534c74 17 spkr=0.0;
alejandromontes 0:fa653a534c74 18 start=8000.0;
alejandromontes 0:fa653a534c74 19 while(pot1.read() < 0.5) {} // this uses the pot1 to control the program
alejandromontes 0:fa653a534c74 20 }
alejandromontes 0:fa653a534c74 21 }