Freematics Forum

Is there actually a 3.3V version of the OBD-II adapter? Before I buy another one of these things I'd like to know, the problem is that the serial and I2C connections on the Arduino Due can only handle 3.3V. I'd prefer not to have to run a logic converter.

Yes I am able to the get Due to work with other serial devices through the Rx and Tx as long as they are 3.3V. For example, I can get it to communicate with a raspberry pi through the Rx and Tx. The Due will run a 7" LCD screen just fine using the UTFT library, so I do not think that the Due is...

I noticed that there is mention of a 3.3V version of the UART adapter. I have the UART adapter, and I've gotten it working on an Arduino MEGA, but I cannot get it to work on the Arduino Due. I see nowhere in the store to buy the 3.3V version....is there a way I can modify the standard one easily? It...