ESP32-S3-CAM N16R8: the Camera Board the ESP32-CAM Should Have Been
An ESP32-S3 board with a 5 MP OV5640 camera, two USB-C ports, microSD, 16 MB of flash and 8 MB of PSRAM. What is wired to what, which of its 36 GPIOs are really free, how to set up Arduino so the camera behaves, and a pin reference to download.
