Just thought I would post my code that I had AI write for my auto chicken door opener. I have a light sensor, relay, Pi pico, an actuator that is signaled 0-12 volts. 12 volts is normally open. #homestead #hack #program #python #pi #pico #chickens. ''' import machine from utime import sleep_ms, ticks_diff # Define constants DOOR_PIN = 8 # GP8 (PWM pin for relay/servo control) LED_PIN = 25 # GP13 (On-board LED) LIGHT_SENSOR_PIN = "GP26" # Analog input (photoresistor) THRESHOLD_DARK = 2000 # Minimum sensor reading to trigger night mode FAST_BLINK_DELAY = 6550 # Fast blink delay in ms SLOW_BLINK_DELAY = 13000 # Slow blink delay in ms # Define functions def fast_blink(): led.value(1) sleep_ms(FAST_BLINK_DELAY) led.value(0) sleep_ms(FAST_BLINK_DELAY) def slow_blink(): led.value(1) sleep_ms(SLOW_BLINK_DELAY) led.value(0) sleep_ms(SLOW_BLINK_DELAY) # Initialize hardware led = machine.Pin(LED_PIN, machine.Pin.OUT) # On-board LED door_relay = machine.PWM(machine.Pin(DOOR_PIN)) # GP8 for relay/servo adc = machine.ADC(machine.Pin(LIGHT_SENSOR_PIN)) # Main loop (continuous monitoring) while True: sensor_reading = adc.read_u16() if sensor_reading < THRESHOLD_DARK: # Night mode detected (light levels low) door_relay.duty_u16(32768) # Close door (relay/servo to open position is typically ~65K, close = ~0) print("Door closed. Sleeping until light.") slow_blink() # Indicate night mode with slow LED blink else: # Daylight detected door_relay.duty_u16(65535) # Open door (relay/servo to close position is typically ~0, open = ~65K) print("Door open. Chickens free to roam.") fast_blink() # Indicate day mode with fast LED blink '''