2 layers50 × 50 mm

OpenDTU
dokuhn/openDTU-BreakoutBoard
To read Hoymiles inverters there is a nice project called OpenDTU which uses an ESP32 to talk to them.
12 parts66
Open-source boards designed in KiCad by dokuhn on GitHub, from 3 repositories. A board’s address here is its repository’s there.

dokuhn/openDTU-BreakoutBoard
To read Hoymiles inverters there is a nice project called OpenDTU which uses an ESP32 to talk to them.

dokuhn/ESP8266-WLED
This work is licensed under a [Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License][cc-by-nc-sa].

dokuhn/RP2040-MiniPill-Breakout-Board
This work is licensed under a [Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License][cc-by-nc-sa].