Chademo with ESP32-Chademo

Required Parts

• ESP32-Chademo Board (https://github.com/jamiejones85/ESP32-Chademo)
• ESP32 Dev board
• Isabellenhutte IVT or IVT-S shunt
• 2x contactors
• Chademo port (Obvs)
• Relay
• Firmware (https://github.com/jamiejones85/ESP32-Chademo)
• Enclosure (https://www.aliexpress.com/item/32839361268.html)

https://openinverter.org/forum/viewtopic.php?p=57284 this thread contains a zip of the library versions if you're having trouble building.

Wiring

Wiring setup should be pretty much the same as other Chademo setups. The contactor relay connection will switch the ground side

Settings

The Chademo settings are done via the web interface on the ESP32

The main interface is