external_led_3_state.py

from machine import Pin
import time


led_red = Pin(16, Pin.OUT)
green_led = Pin(17, Pin.OUT)
yellow_led = Pin(18, Pin.OUT)
push_btn = Pin(15, Pin.IN, Pin.PULL_DOWN)

latest_click = time.ticks_ms()
delay = 300  # in ms


def nyala_semua():
    led_red.value(1)
    green_led.value(1)
    yellow_led.value(1)


def mati_semua():
    led_red.value(0)
    green_led.value(0)
    yellow_led.value(0)


def kedip_bareng():
    nyala_semua()
    time.sleep(0.5)
    mati_semua()
    time.sleep(0.5)


def kedip_1_per_1():
    mati_semua()
    time.sleep(0.5)
    led_red.value(1)
    time.sleep(0.5)
    mati_semua()
    yellow_led.value(1)
    time.sleep(0.5)
    mati_semua()
    green_led.value(1)
    time.sleep(0.5)
    mati_semua()


def kedip_2_bergantian():
    mati_semua()
    time.sleep(0.5)
    led_red.value(1)
    yellow_led.value(1)
    time.sleep(0.5)
    mati_semua()
    green_led.value(1)
    time.sleep(0.5)

    mati_semua()
    led_red.value(1)
    green_led.value(1)
    time.sleep(0.5)
    mati_semua()
    yellow_led.value(1)
    time.sleep(0.5)

    mati_semua()
    yellow_led.value(1)
    green_led.value(1)
    time.sleep(0.5)
    mati_semua()
    led_red.value(1)
    time.sleep(0.5)


states = [mati_semua, nyala_semua, kedip_bareng, kedip_1_per_1, kedip_2_bergantian]
current_state = 0




def handle_toggle(pin):
    global latest_click, current_state

    if (time.ticks_ms() - latest_click) > delay and pin.value():
        latest_click = time.ticks_ms()

        current_state += 1



push_btn.irq(handle_toggle, trigger=Pin.IRQ_RISING)

while True:
    state_fn = states[current_state % 5]
    state_fn()