Freematics Forum

Import the libraries first, please.

Do you have idea of what protocol your car uses?

Blank screen on LCD normally is caused by sketch not properly compiled and uploaded. Can you check this?

Your OBD library might not be up-to-date.

What's the problem? Which country are you from?

Will improve the GUI towards that.

I am on skype from time to time. The live chat link on the pages of Freematics Online Store will take you in.

In the early stage, the part of the product is hand-soldered. But now, it has been totally reworked and is absolutely neat inside.

Blue means communication on going. Red is power. Basically you can't make the adapter work without plugging into OBD-II port of a car or an emulator.

Using the SD seat on TFT shield requires modification of SD2card.h (a file in Arduino SD library) to enable software SPI.