Testing modem I/O interface

nRF9160 contains the COEX[0:2], MAGPIO[0:2], and MIPI RFFE I/O interfaces for specific modem control, such as an antenna tuner control. The need to test these interfaces depends on the product specific configuration and should be planned accordingly.

For details on the pin configurations, see Controlling external RF components and nRF91 AT Commands Reference Guide.