Last seen: Nov 20, 2025
I've got the hidden registers being registered in two custom commands on boot of the ESP in my config here. I've put comments beside each register to ...
minimalmodbus requires full-fat Python, ESP can only run MicroPython. This snippet you've added doesn't touch Home Assistant so isn't a fair compariso...
Did you try it with something simple like DWH temperature first? I just added the code I pasted the other day and it changed the DWH temperature succe...
Use ESPHome Modbus Number or Switch components depending on what it is you want to do. For example setting the DHW temperature: number: - platf...
For the time being I've added a template sensor to calculate the approximate target flow temperature using y=mx+b. I added four number helpers into Ho...
I finally managed to get time to install the MIM-B19N modbus interface into my Samsung 8kw HT Quiet at the weekend. I'm integrating it with Home Assis...
@tomc are you adding a 120ohm resistor on the MIM-B19N between A+B terminals? I know Homely's install requires it and I see the USB adaptor you shared...
Hi! 🖐️ Just had our heating overhauled a couple of weeks ago, replacing an ancient Camray 5 oil boiler with an 8kW Samsung Mono HT Quiet (AE080BXYDEG)...
I just had the 8kW EHS Mono HT Quiet (AE080BXYDEG) installed and was about to order the WiFi kit before I found Glyn and @TomC's posts about modbus. ...
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