Do LWIP and CS (Cellular Service) of X-CUBE-CELLULAR need 2 uart to work (one for each service) ? Or they need just one uart? If just one uart is needed, how is it shared between them?

[ABizi.1]

[Ronan GABOU · Accepted solution]

Hello,

There is only one UART between STM32 MCU and modem.

IPC make the abstraction.