import machine
import utime

# Konfigurasi pin
led_pin = machine.Pin(15, machine.Pin.OUT)
potentiometer_pin = machine.ADC(28)
button_pin = machine.Pin(14, machine.Pin.IN, machine.Pin.PULL_UP)

potentiometer_threshold = 1000  # Ambang batas potensiometer untuk menyalakan lampu

led_pwm = machine.PWM(led_pin)  # Inisialisasi PWM untuk lampu LED

led_state = 1  # Inisialisasi keadaan awal lampu LED (1: menyala, 0: mati)

try:
    while True:
        # Membaca nilai potensiometer
        pot_value = potentiometer_pin.read_u16()

        # Mengatur kecerahan lampu LED berdasarkan nilai potensiometer
        brightness = int(pot_value / 65535 * 1023)
        led_pwm.freq(1000)  # Frekuensi PWM
        led_pwm.duty_u16(brightness)

        # Mengecek push button
        button_state = button_pin.value()
        if button_state == 0:  # Jika push button ditekan
            # Toggle keadaan lampu LED
            led_state = 1 - led_state

            # Jika lampu LED dinyalakan, berkedip selama 1 detik
            if led_state == 1:
                for _ in range(5):
                    led_pwm.duty_u16(65535)
                    utime.sleep(0.2)
                    led_pwm.duty_u16(0)
                    utime.sleep(0.2)
            else:
                # Jika lampu LED dimatikan, tunggu sebentar
                utime.sleep(0.5)

        # Memberikan jeda sebentar sebelum membaca nilai potensiometer lagi
        utime.sleep(0.1)

except KeyboardInterrupt:
    pass
finally:
    # Mematikan lampu dan membersihkan GPIO
    led_pwm.duty_u16(0)