====== Hoymiles DTU ======

  * Type: DTU
  * Software Ver.V00.02.07
  * Hardware Ver.H09.01.02
  * Serial: 10F8xxxxxxxx (DTU-Pro)

===== Interfaces =====
  * Hoymiles Modbus:
    * RTU on RS485 - by default used as export management control
    * TCP *:502 (probably only on Ethernet)
  * Sunspec Modbus (Country requirements)
    * RS485
    * 
  * WiFI AP witsh SSID: "DTUP-xxxxxxxx"
    * 10.10.100.254
    * web interface

===== Modbus TCP =====

  * [[https://www.elektroda.pl/rtvforum/topic3867694.html|Hoymiles DTU-PRO RS485 Sunspec Modbus]]
  * [[https://wasilukm.github.io/hoymiles_modbus/|hoymiles_modbus]]
  * {{ :hw:hoymiles:technical-note-modbus-implementation-using-3gen-dtu-pro-v1.2.pdf|Technical Note Modbus implementation using 3Gen DTU-Pro}}

Home Assistant

https://github.com/ArekKubacki/Hoymiles-Plant-DTU-Pro|Hoymiles Plant DTU-Pro Sensor

==== mbpoll ====
Read 100 registers from reg 4256
<code>
mbpoll 192.168.177.154 -r 4256 -c 100
</code>