ESP32-LCD-Kit HMI Development Board Espressif Systems ESP32-LCD-Kit HMI Development Board is based on the ESP32-DevKitC and integrated with peripherals like SD-Card, DAC-Audio, and an external display. The board is mainly used for HMI-related development and evaluation. Development board reserved screen interface types include an SPI serial interface, 8-bit parallel interface, and 16-bit parallel interface.