Heartbeat Simulator Repack Direct

void loop() // Output one heartbeat cycle for (int i = 0; i < sizeof(ecgWaveform); i++) analogWrite(9, ecgWaveform[i]); delay(10); // 10ms steps = 100Hz update

# Add baseline drift and noise drift = 0.05 * np.sin(2 * np.pi * 0.2 * t) noise = 0.02 * np.random.randn(len(t)) return t, ecg + drift + noise t, signal = generate_ecg(bpm=85) plt.plot(t, signal) plt.title("Simulated ECG for Heartbeat Simulator") plt.xlabel("Time (s)") plt.ylabel("Amplitude (mV)") plt.grid(True) plt.show() heartbeat simulator

void setup() pinMode(9, OUTPUT);