Alan Ffrench / Mbed 2 deprecated Experiment_2_1

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Dependencies:   mbed

main.cpp@0:93c0b23101f4, 2020-07-29 (annotated)

Committer:
alanffrench
Date:
Wed Jul 29 18:38:27 2020 +0000
Revision:
0:93c0b23101f4
Brightness Increase Decrease

Who changed what in which revision?

UserRevisionLine numberNew contents of line
alanffrench 0:93c0b23101f4 1 #include "mbed.h"
alanffrench 0:93c0b23101f4 2
alanffrench 0:93c0b23101f4 3 Serial pc(USBTX, USBRX);
alanffrench 0:93c0b23101f4 4 PwmOut led(LED1);
alanffrench 0:93c0b23101f4 5
alanffrench 0:93c0b23101f4 6 float brightness = 0.0;
alanffrench 0:93c0b23101f4 7
alanffrench 0:93c0b23101f4 8 int main(){
alanffrench 0:93c0b23101f4 9 pc.printf("Press 'u' to turn LED1 brightness up, 'd' to turn it down\n");
alanffrench 0:93c0b23101f4 10
alanffrench 0:93c0b23101f4 11 while (1){
alanffrench 0:93c0b23101f4 12 char c = pc.getc();
alanffrench 0:93c0b23101f4 13 if((c=='u') && (brightness < 0.5)){
alanffrench 0:93c0b23101f4 14 brightness += 0.01;
alanffrench 0:93c0b23101f4 15 led = brightness;
alanffrench 0:93c0b23101f4 16 pc.putc('^');
alanffrench 0:93c0b23101f4 17 }
alanffrench 0:93c0b23101f4 18 if((c=='d') && (brightness > 0.0)){
alanffrench 0:93c0b23101f4 19 brightness -= 0.01;
alanffrench 0:93c0b23101f4 20 led = brightness;
alanffrench 0:93c0b23101f4 21 pc.putc('v');
alanffrench 0:93c0b23101f4 22 }
alanffrench 0:93c0b23101f4 23 }
alanffrench 0:93c0b23101f4 24 }
alanffrench 0:93c0b23101f4 25