AXEL ULite SOM/AXEL ULite Evaluation Kit/Interfaces and Connectors/UARTs

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Version Issue Date Notes
1.0.0 Jul 2021 First DESK release

UARTs interface[edit | edit source]

Description[edit | edit source]

An RS-232 interface is available on the AXEL ULite Evaluation Kit and mapped to the J7 is a RJ-45 standard connector.

RS232 connector

Signals[edit | edit source]

The following tables describes the interface signals

Pin# SOM Pin# Pin name Pin function Pin Notes
J7.2 J1.193 RS232 RX Receive data
J7.3 J1.191 RS232 TX Transmit Data
J7.5 - DGND Ground

Device mapping[edit | edit source]

UART3 is mapped to /dev/ttymxc2 device in Linux