Multiple 443mhz Receiver s fail

Projects General Guidance
15

@kmin maybe you mean something like this?

record raw timings

#define DATA_PIN 2

void setup() {
  Serial.begin(115200);
  pinMode(DATA_PIN, INPUT);
  Serial.println("Ready to capture signal...");
}

void loop() {
  static uint32_t lastTime = 0;
  static int lastState = HIGH;
  static bool capturing = false;
  static uint32_t lastPulseTime = 0;

  int state = digitalRead(DATA_PIN);
  uint32_t now = micros();

  if (state != lastState) {
    uint32_t duration = now - lastTime;
    lastTime = now;

    // Ignore very short blips (noise)
    if (duration > 100) {
      if (!capturing) {
        Serial.println("\n--- Start of Signal ---");
        capturing = true;
      }

      Serial.print("State: ");
      Serial.print(state);
      Serial.print(" Duration: ");
      Serial.println(duration);

      lastPulseTime = now;
    }

    lastState = state;
  }

  // Stop capturing if there's been a long silence (>10 ms)
  if (capturing && (now - lastPulseTime > 10000)) {
    Serial.println("--- End of Signal ---\n");
    capturing = false;
  }
}


22:54:20.600 -> State: 1 Duration: 3276
22:54:20.600 -> State: 0 Duration: 976
22:54:20.600 -> State: 1 Duration: 3108
22:54:20.600 -> State: 0 Duration: 1056
22:54:20.600 -> State: 1 Duration: 3000
22:54:20.600 -> State: 0 Duration: 1252
22:54:20.600 -> State: 1 Duration: 2124
22:54:20.600 -> State: 0 Duration: 2260
22:54:20.600 -> State: 1 Duration: 1988
22:54:20.631 -> State: 0 Duration: 2124
22:54:20.631 -> State: 1 Duration: 2488
22:54:20.631 -> State: 0 Duration: 1764
22:54:20.631 -> State: 1 Duration: 2312
22:54:20.631 -> State: 0 Duration: 1936
22:54:20.631 -> State: 1 Duration: 3152
22:54:20.631 -> State: 0 Duration: 1100
22:54:20.631 -> State: 1 Duration: 2124
22:54:20.631 -> State: 0 Duration: 2408
22:54:20.631 -> State: 1 Duration: 2516
22:54:20.631 -> State: 0 Duration: 1452
22:54:20.631 -> State: 1 Duration: 2608
22:54:20.631 -> State: 0 Duration: 8332
22:54:20.631 -> State: 1 Duration: 3960
22:54:20.663 -> State: 0 Duration: 520
22:54:20.663 -> State: 1 Duration: 512
22:54:20.663 -> State: 0 Duration: 512
22:54:20.663 -> State: 1 Duration: 1544
22:54:20.663 -> State: 0 Duration: 1792
22:54:20.663 -> State: 1 Duration: 3280
22:54:20.663 -> State: 0 Duration: 968
22:54:20.663 -> State: 1 Duration: 3112
22:54:20.663 -> State: 0 Duration: 1056
22:54:20.663 -> State: 1 Duration: 3000
22:54:20.663 -> State: 0 Duration: 1248
22:54:20.663 -> State: 1 Duration: 2124
22:54:20.663 -> State: 0 Duration: 2268
22:54:20.695 -> State: 1 Duration: 1984
22:54:20.695 -> State: 0 Duration: 2132
22:54:20.695 -> State: 1 Duration: 2480
22:54:20.695 -> State: 0 Duration: 1764