Things/things/DeviceLdr.cpp

28 lines
691 B
C++

#include "DeviceLdr.h"
void DeviceLdr::deviceSetup() {
pinMode(pin, INPUT);
}
void DeviceLdr::deviceRegister() {
Homie.registerNode(ldrNode);
}
void DeviceLdr::deviceLoop() {
if (millis() - lastSentLDR >= INTERVAL_LDR * 1000UL || lastSentLDR == 0) {
int ldr_new = analogRead(pin);
if (ldr_new != ldr) {
ldr = ldr_new;
float ldr_float = map(ldr, 0, 1023, 0, 10000) / 100.0;
Serial.print("LDR: ");
Serial.println(ldr_float);
if (!Homie.setNodeProperty(ldrNode, "value", String(ldr_float), true)) {
Serial.println("Sending failed");
}
} else {
Serial.println("LDR value unchanged");
}
lastSentLDR = millis();
}
}