cardiograph-computer/python-microcontrollers/pi-pico/tests/pi-pico-button.py

18 lines
388 B
Python

"""Example for pi pico. Button-controlled LED.
Wiring: switch to ground pin on pico, and to pin 18.
"""
import board
import digitalio
led = digitalio.DigitalInOut(board.LED)
led.direction = digitalio.Direction.OUTPUT
switch = digitalio.DigitalInOut(board.GP18)
switch.direction = digitalio.Direction.INPUT
switch.pull = digitalio.Pull.UP
while True:
led.value = not switch.value