Mark Schwarzer / Mbed 2 deprecated Schwarzer_A5_1_Temperature

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Dependencies:   mbed

main.cpp

Committer:
markschwarzer
Date:
2020-10-16
Revision:
3:b755f0cf35bc
Parent:
2:e6e11d6db1dc
Child:
4:657329790c52

File content as of revision 3:b755f0cf35bc:

#include "mbed.h"

Serial pc(USBTX, USBRX) ;
DigitalOut led1(LED1);
DigitalOut led2(LED2);
DigitalOut led3(LED3);
AnalogIn aI(p19);
DigitalIn switch_input(p17);
float T;
float V;

int main() {

V=aI.read_u16();
T = -1481.96+ sqrt((2.1962e6)+((1.8639-V)/3.88e-6)));
pc.printf("V=%f\r\n", V );

while(1) {
    if (25>=T>20) {
        led1=1;
        pc.printf("T=%d\r\n", T ); }
    else if (30>=T>25) {
        led2=1;
        led1=0;
        pc.printf("T=%d\r\n", T ); }
    else (T>30) {
        led3=1;
        led2=0;
        led1=0;
        pc.printf("T=%d\r\n", T );  }      
}}

int second() {

while(1) {
    if (switch_input==1) {
        pc.printf("%d\r\n", switch_input.read());
        wait(1); //1 Hz
        }
        else if (wait(4)) { //.25 Hz
             pc.printf("%d\r\n", switch_input.read()); 
             }
        else (switch_input==0) {
            pc.printf("%d\r\n", switch_input.read()); 
            wait(0) }} //off
            }