# USART

## Caution

Do not Print in every iteration of inf loop. It can cause system halt.

Only print occasionally or in a periodic timing.



### Understanding UART

{% embed url="https://youtu.be/sTHckUyxwp8?si=clapqWtugN8gBC8O" %}

**I2C**

{% embed url="https://youtu.be/IyGwvGzrqp8?si=TMDYCMKTHyIzBFaT" %}
