Is it for the radio functionality? I want to run it without WiFi/bluetooth for now.

So a crystal isn’t required?

Hi all, I’m trying to develop my skills with hardware engineering. Please bear with me this will be my first design. I’m a software engineer for who even remembers how many years and I’m trying to dive into hardware as well. So after researching a bit, I’ve decided to go with a ESP32-S3FN8. Which al...