Re this thread:
https://forums.adafruit.com/viewtopic.php?t=204722
Poster is using Airlift version.
Seeing same thing on non-Airlift (PID 5600) version:
Adafruit CircuitPython 8.2.6 on 2023-09-12; Metro MIMXRT1011 with IMXRT1011DAE5A >>> import board >>> import adafruit_mlx90640 >>> i2c = board.STEMMA_I2C() >>> mlx = adafruit_mlx90640.MLX90640(i2c) Traceback (most recent call last): File "<stdin>", line 1, in <module> File "adafruit_mlx90640.py", line 95, in __init__ File "adafruit_mlx90640.py", line 839, in _I2CReadWords OSError: [Errno 5] Input/output error >>>