Here is another 14CORE guide working with ESP32-S CAM that runs with ESP-WHO Library. ESP-WHO is a face detection and recognition customize code for ESPRESSIF System Chip and coded and optimize that suits for the ESP32 chip with the help
Wiring The HMI NEXTION TFT Touch Display on 6 Channel Relay Module with Microcontroller
This is the NEXTION HMI a Human Machine Interface device that provides a GUI control of instruments that feeds from your microcontroller. The Nextion is simplified interface to visualize the process between a human and machine, these device is useful