Erni,
It wasn't a problem before. I used Com31 for the Arduino from the start. It is only after the Uno R3 installation that things are buggered. I strongly suspect the windows driver.
Erni,
It wasn't a problem before. I used Com31 for the Arduino from the start. It is only after the Uno R3 installation that things are buggered. I strongly suspect the windows driver.