Adventures in ESP32-based automation - Olimex and Claude take on Tesla and PG&E

Or - bending a Tesla Wall Connector 3 rev 26.18.0 to Our Will on a non-Export Solar Installation so my Rivian Charges Exclusively on Excess Solar.

Bending a Tesla Wall Connector to charge a Rivian exclusively on excess solar — RS-485, MODBUS, SunSpec, and a great deal of trial and error.