i2c_scanner.py

# この作品はMITライセンスの下で提供されています。
# Copyright (c) 2013-2023 OpenMV LLC. 全著作権所有。
# https://github.com/openmv/openmv/blob/master/LICENSE
#
# I2Cスキャナの例
#
# NANO RP2040のI2C0バス上の7ビットアドレス:
#
# ATECC608A  0x60
# LSM6DSOX   0x6A

from machine import Pin
from machine import I2C

i2c_list = [None, None]
i2c_list[0] = I2C(0, scl=Pin(13), sda=Pin(12), freq=100_000)
i2c_list[1] = I2C(1, scl=Pin(7), sda=Pin(6), freq=100_000)

for bus in range(0, 2):
    print("\nScanning bus %d..." % (bus))
    for addr in i2c_list[bus].scan():
        print("Found device at address %d:0x%x" % (bus, addr))