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simply changing serial_lte_modem UART pins

Hello All,

Right now I am working with: https://www.digikey.ca/en/products/detail/circuit-dojo/PASSY-NRF9160-FEATHER/13668137 which I think is practically the same as https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/zephyr/boards/arm/actinius_icarus/doc/index.html in preparation for custom board production.

Because of the incredible pain working with zephyr RTOS toolchain has been I have to resort to the serial_lte_modem FW and communicate with the modem with a different MCU.

All I need to do is re-route a useable UART for the AT commands to accessible digital pins on the above board. Please guide me to the presumably 2 lines of code that will need to be changed, I've looked though the C files for the project and there is nothing to indicate pins there. It must be in the zephyr configuration stuff somewhere but I am at a complete loss on this.

I've tried changing pin numbers in the *.dts files for the selected board, to no effect, sometimes makes the SEGGER IDE crash while loading the project if I change.

There has to be some simple... insert these two lines in your slm_at_host.c file and you're done kind of solution to this.

Thanks,

Kyle

This is a continuation of: https://devzone.nordicsemi.com/f/nordic-q-a/76121/making-uart0-or-uart1-externally-accessible-for-serial_lte_modem

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