Web Reference: Many ESP32s now have built in USB support - this comes with a fantastic benefit - support for debugging from within your favourite IDE! Instead of drowning in printf ()s and blinking LEDs, I show how the ESP32-S3’s built‑in USB JTAG lets you hit Debug in the Arduino IDE (or PlatformIO) and actually step through code. Applications which use the UART driver can instruct VFS to use the driver's interrupt driven, blocking read and write functions instead. This can be done using a call to the uart_vfs_dev_use_driver() function.
YouTube Excerpt: Thanks to https://www.PCBWay.com/?from=atomic for the fantastic PCBs and SMT assembly. Many ESP32s now have built in ...
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