Description Board Features V2: Add two channels of optical couplers input, up to 24V signal Add one channel of analog sensor input Lead out all the extra non-used pins of ESP32 On board DCDC regulator up to 18V DC Vin 2A capability Not including ESP32 Dev board, only the ethernet shield Board V2 version color green in images Board Features V1: Only configurable with ESP32 DevkitC board, and you need wiring for any other types of dev boards. Board V1 version color red in images Application areas: Embedded server, development board Ethernet interface Documentation, configuration, demo video, code please find here: V1 version, V2 version.
