# MicroUSB

## {{@218#bkmrk-open-iot-and-iiot-ga}}

<div drawio-diagram="811"><img src="https://doc.redisage.com/uploads/images/drawio/2024-06/drawing-22-1718894774.png" alt=""/></div>

MicroUSB ensures access straight to UART interface (UART0). The Open IoT Gateway does not have inbuild FTDI converter so an external USB to UART FTDI converter is needed to run a serial port monitor on a PC.