I need a full device with all the chips in one board. Not using modules.....
A name has to be printed as the PCB is being printed.
This device needs to be mass production ready....
And the mass produced would not be more than $17
So the component selection is important
You make the complete device and send
Go through the hardware and software again
We need a webserver where all the data from the device is seen/storef
You can use
It's a multiprotocol OBD-II to UART Interpreter IC.