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Topic: difference between USB TTL adapter and UNO Clone (Read 730 times) previous topic - next topic

CarstenE

New picture right orientation.

CarstenE





Yes, I checked this. The 'new' adapter works at Serial3.

Yes and I checked all ports and every configuration every time, so that the software would do the right things.

Juraj

Yes, I checked this. The 'new' adapter works at Serial3.

Yes and I checked all ports and every configuration every time, so that the software would do the right things.
on the picture you have ground wire only at Serial 2. how is it in reality?
You can't write an Arduino sketch if you didn't learn programming. Not the language, but the concepts of programming - algorithms and data types.

CarstenE

Sorry I forgot this.
Every component has its own connection to ground of the mega.

Robin2

Have you considered that the problem may be within the PC - what software is trying to communicate with the Arduino?

...R
Two or three hours spent thinking and reading documentation solves most programming problems.

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