Tomas Matejka / Mbed 2 deprecated Lekce_2-analogIn_serial

analog

Dependencies:   mbed

main.cpp@3:d06153ae243d, 2017-03-20 (annotated)

Committer:
Tomsik
Date:
Mon Mar 20 18:49:30 2017 +0000
Revision:
3:d06153ae243d
Parent:
2:0f44305ad45c 
analog

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Tomsik 0:9f88863531a6 1 #include "mbed.h"
Tomsik 0:9f88863531a6 2
Tomsik 0:9f88863531a6 3
Tomsik 3:d06153ae243d 4 DigitalOut led1 (PA_5);
Tomsik 0:9f88863531a6 5 AnalogIn analog (A0);
Tomsik 0:9f88863531a6 6
Tomsik 1:cf19fbe2bbef 7 Serial serial(PA_2,PA_3);
Tomsik 0:9f88863531a6 8
Tomsik 0:9f88863531a6 9 int main()
Tomsik 3:d06153ae243d 10 {
Tomsik 3:d06153ae243d 11 uint16_t a0_val=0;
Tomsik 1:cf19fbe2bbef 12 float a0_volt=0;
Tomsik 1:cf19fbe2bbef 13 bool light=false;
Tomsik 1:cf19fbe2bbef 14 serial.baud(115200);
Tomsik 2:0f44305ad45c 15 while (1) {
Tomsik 1:cf19fbe2bbef 16 a0_val = analog.read_u16();
Tomsik 3:d06153ae243d 17 a0_volt = ((float)a0_val/65535)*3.319;
Tomsik 3:d06153ae243d 18
Tomsik 3:d06153ae243d 19 light=a0_volt<3;
Tomsik 1:cf19fbe2bbef 20 led1=light;
Tomsik 3:d06153ae243d 21
Tomsik 2:0f44305ad45c 22 serial.printf("\033[3M");
Tomsik 1:cf19fbe2bbef 23 serial.printf("Hodnota a0_val (16bit): %d\n\r", a0_val);
Tomsik 3:d06153ae243d 24
Tomsik 3:d06153ae243d 25 if(a0_volt<3) {
Tomsik 3:d06153ae243d 26 serial.printf("Napeti na vstupu A0: %.3f V ERROR\n\r",a0_volt);
Tomsik 3:d06153ae243d 27 serial.printf("\033[2A");
Tomsik 3:d06153ae243d 28 } else {
Tomsik 3:d06153ae243d 29 serial.printf("Napeti na vstupu A0: %.3f V OK\n\r",a0_volt);
Tomsik 3:d06153ae243d 30 serial.printf("\033[2A");
Tomsik 2:0f44305ad45c 31 }
Tomsik 3:d06153ae243d 32 wait_ms(100);
Tomsik 0:9f88863531a6 33 }
Tomsik 0:9f88863531a6 34 }