# Zephyr RTOS - UART [TOC] ## References ### [Zephyr 101 - Enable UART & Device Tree Chosen Keyword](https://youtu.be/uAG5EVSWGKs) {%youtube uAG5EVSWGKs %} ### [Zephyr 101 - USB CDC and Disabling UART Flow Control (00:00 ~ 05:42)](https://youtu.be/EMx2aSECADM) {%youtube EMx2aSECADM %}