Re: [tracker2] T2-135 vacant pcb hole function
- Yes, U$1 is nearest CN2 and U$9 is by the edge of the board. They're
there for in-circuit programming of the MCU, but U$6-U$8 are ADC inputs
and could be used for telemetry.
> Hello Scott,
> Do the 9 holes down one side of the PCB match with the U$1 to U$9 on
> the circuit diagram. If so does U$1 start near the wired connector and
> what is the purpose of these?
> Mike, VK2INT