@dclaar I have no problem with the Stamp-PICO running on the 3.3V power from the programmer.
And the StampS3 running on USB 5V actually outputs out 3.3V at the RGB output...
So, YES!
@ameero95 said in M5StickC Plus cant drive an Adafruit sensor module (3.3V) through the Grove port using the Grove to STEMMA QT adapter.:
STEMMA QT
try level shifter maybe?