Alan Ffrench / Mbed 2 deprecated Experiment_2_1

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Dependencies:   mbed

main.cpp

Committer:
alanffrench
Date:
2020-07-29
Revision:
0:93c0b23101f4

File content as of revision 0:93c0b23101f4:

#include "mbed.h"

Serial pc(USBTX, USBRX);
PwmOut led(LED1);

float brightness = 0.0;

int main(){
    pc.printf("Press 'u' to turn LED1 brightness up,  'd' to turn it down\n");
    
    while (1){
        char c = pc.getc();
        if((c=='u') && (brightness < 0.5)){
            brightness += 0.01;
            led = brightness;
            pc.putc('^');
        }
        if((c=='d') && (brightness > 0.0)){
            brightness -= 0.01;
            led = brightness;
            pc.putc('v');
        }
    }
}