Hi @ronfthomas. Are you using the same version of the Arduino IDE on both computers?
I ask because the Arduino IDE 2.x Serial Monitor currently has some serious problems, but the Arduino IDE 1.8.x Serial Monitor is very reliable so far as I know.
Hi @ronfthomas. Are you using the same version of the Arduino IDE on both computers?
I ask because the Arduino IDE 2.x Serial Monitor currently has some serious problems, but the Arduino IDE 1.8.x Serial Monitor is very reliable so far as I know.