Comm Expansion Configuration icon Comm Expansion Configuration Configure EZ-B v4/2 Comm Expansion: switch between UART transparent proxy and USB direct PC link (avoids WiFi); EZ-B needs separate power. Try it →

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#1  

Is this in a new, untouched project file, or in an already created file? Try in a new file and see if it works. Otherwise it might be a bug with ARC.

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Germany
#3  

I have try a new version of a example Roli and i can add this. Thanks for your help.