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Connecting Freematics OBD-II UART Adapter V2.1 to MEGA - no data transfer #78

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geetee24 opened this issue Jan 7, 2025 · 0 comments

geetee24 commented Jan 7, 2025

I am at a loss as to what pins to connect the unit's RX TX pins on a MEGA.

I connected it to SERIAL1 and it does not work. No data flow.

Docs say that on MEGA it needs to be serial1 (pin 18, 19) but not work.

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