from machine import Pin, ADC
import time

# Initialize ADC for GSR sensor (potentiometer)
gsr = ADC(26)

# Output devices
led = Pin(15, Pin.OUT)
buzzer = Pin(14, Pin.OUT)

# Threshold (adjust during simulation)
LIE_THRESHOLD = 35000

print("Pico Lie Detector Started")

while True:
    gsr_value = gsr.read_u16()
    print("GSR Value:", gsr_value)

    if gsr_value > LIE_THRESHOLD:
        led.on()
        buzzer.on()
        print("⚠️ Possible Lie Detected!")
    else:
        led.off()
        buzzer.off()
        print("Normal Response")

    time.sleep(1)