Tomas Matejka / Mbed 2 deprecated Lekce_2-analogIn_serial

analog

Dependencies:   mbed

main.cpp

Committer:
Tomsik
Date:
2017-03-19
Revision:
1:cf19fbe2bbef
Parent:
0:9f88863531a6
Child:
2:0f44305ad45c

File content as of revision 1:cf19fbe2bbef:

#include "mbed.h"


DigitalOut led1 (LED1);
AnalogIn analog (A0);

Serial serial(PA_2,PA_3);

int main()
{   uint16_t a0_val =0;
    float a0_volt=0;
    bool light=false;
    serial.baud(115200);
    while (true) {
        a0_val = analog.read_u16();
        a0_volt = ((float)a0_val/65535)*3.3;
        
        light=a0_volt<1.5;
        led1=light;
            
        serial.printf("Hodnota a0_val (16bit): %d\n\r", a0_val);
        serial.printf("Napeti na vstupu A0: %.3f\n\r",a0_volt);
        
        wait_ms(100);
        
        
    }
}