GitHub

arduino_rs485_sniffer.ino

1. Prints any passive bytes it sees on the RS485 bus. 2. Every few seconds sends a minimal Modbus RTU read request to slave 1 and slave 251, using the public Aurora III 9600 8N2 profile. 3. Prints ...
GitHub

arduino_rs485_passive_analyzer.ino

ESPHome Modbus RTU config for Adlar Aurora III / SolarEast R290 heat pumps via the JÅN RS485 module - adlar-aurora3-esphome/tools/arduino_rs485_passive_analyzer/arduino_rs485_passive_analyzer.ino at ...