openmv/scripts/examples/50-Arduino-Boards/Giga-H7/05-Low-Power/extint_wakeup.py

31 lines
711 B
Python

# This work is licensed under the MIT license.
# Copyright (c) 2013-2023 OpenMV LLC. All rights reserved.
# https://github.com/openmv/openmv/blob/master/LICENSE
#
# ExtInt Wake-Up from Stop Mode Example
# This example demonstrates using external interrupts to wake up from low-power mode.
import time
import machine
from machine import LED
from machine import Pin
from pyb import ExtInt
def callback(line):
pass
led = LED("LED_BLUE")
pin = Pin("D0", Pin.IN, Pin.PULL_UP)
ext = ExtInt(pin, ExtInt.IRQ_FALLING, Pin.PULL_UP, callback=lambda line: None)
# Enter Stop Mode. Note the IDE will disconnect.
machine.sleep()
while True:
led.on()
time.sleep_ms(100)
led.off()
time.sleep_ms(100)