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klingel_sender_nano_serial.ino: Zusätzlicher Button für Garagentor

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tilman
2026-07-05 14:46:57 +00:00
parent 48bb1b6a3c
commit 1e98b7728a
1 changed files with 39 additions and 13 deletions
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doorbell/klingel_sender_nano_serial/klingel_sender_nano_serial.ino
+35 -9
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@@ -1,4 +1,6 @@
/* Klingel-Sensor auf Arduino Nano ATmega168 /* Klingel-Sensor auf Arduino Nano ATmega168 plus zweiter Button für das Garagentor
* Die Buttons sind über Optokoppler mit dem Arduino verbunden,
* um den Spannungsabfall über die lange Leitung auszugleichen.
* *
* https://www.arduino.cc/en/Tutorial/BuiltInExamples/Button * https://www.arduino.cc/en/Tutorial/BuiltInExamples/Button
* https://docs.arduino.cc/tutorials/generic/digital-input-pullup/ * https://docs.arduino.cc/tutorials/generic/digital-input-pullup/
@@ -6,7 +8,8 @@
const int ledPin = LED_BUILTIN; const int ledPin = LED_BUILTIN;
const int buttonPin = 2; // Button connected to D2 const int doorbellButtonPin = 2; // Button connected to D2
const int buttonPin = 4; // Button connected to D4
const int flare_threshold = 200; const int flare_threshold = 200;
const int ring_delay = 250; const int ring_delay = 250;
@@ -16,6 +19,7 @@ bool active = false;
void setup() { void setup() {
pinMode(ledPin, OUTPUT); pinMode(ledPin, OUTPUT);
pinMode(doorbellButtonPin, INPUT_PULLUP);
pinMode(buttonPin, INPUT_PULLUP); pinMode(buttonPin, INPUT_PULLUP);
Serial.begin(9600); Serial.begin(9600);
Serial.println("Doorbell sensor"); Serial.println("Doorbell sensor");
@@ -23,28 +27,50 @@ void setup() {
void loop() { void loop() {
int val = digitalRead(buttonPin); int val = digitalRead(doorbellButtonPin);
if (val == LOW) {
delay(flare_threshold); // catch flares
val = digitalRead(doorbellButtonPin);
if (val == LOW && active == false) {
Serial.println("RING");
active = true;
digitalWrite(ledPin, HIGH);
delay(ring_delay);
}
else if (val == HIGH) {
Serial.print("flare (< ");
Serial.print(flare_threshold);
Serial.println(" ms)");
}
}
else {
active = false;
digitalWrite(ledPin, LOW);
}
val = digitalRead(buttonPin);
if (val == LOW) { if (val == LOW) {
delay(flare_threshold); // catch flares delay(flare_threshold); // catch flares
val = digitalRead(buttonPin); val = digitalRead(buttonPin);
if (val == LOW && active == false) { if (val == LOW && active == false) {
Serial.println("RING"); Serial.println("CLICK");
digitalWrite(ledPin, HIGH);
active = true; active = true;
digitalWrite(ledPin, HIGH);
delay(ring_delay); delay(ring_delay);
} }
else if (val == HIGH) { else if (val == HIGH) {
Serial.print("flare (<"); Serial.print("flare (< ");
Serial.print(flare_threshold); Serial.print(flare_threshold);
Serial.println(")"); Serial.println(" ms)");
} }
} }
else { else {
digitalWrite(ledPin, LOW);
active = false; active = false;
digitalWrite(ledPin, LOW);
} }
} }