HomeMaster Manuals, Firmware & Open-Source Documentation
Complete open-source documentation for HomeMaster PLCs, Gateways and Extension Modules — schematics, datasheets, firmware (ESPHome YAML), Declarations of Conformity, GitHub README and support forum links.
MiniPLC
ESP32 Programmable Logic Controller (USB / Ethernet)
 |
Schematic — MCU Board Schematic — Relay Board Schematic — USB Board |
 |
Datasheet User Manual |
 |
ESPHome YAML |
| Declaration of Conformity (CE) | |
| GitHub Forum |
MicroPLC
Compact ESP32 PLC for DIN-rail automation
|
Schematic — MCU Board Schematic — Relay Board |
|
Datasheet |
|
ESPHome YAML |
| Declaration of Conformity (CE) | |
| GitHub Forum |
OpenTherm Gateway
Smart boiler controller (OpenTherm protocol)
|
Schematic — MCU Board Schematic — Relay Board |
|
Datasheet User Manual |
|
ESPHome YAML |
| Declaration of Conformity (CE) | |
| GitHub Forum |
ENM-223-R1
3-Phase Power Quality & Energy Metering Module
|
Schematic — MCU Board Schematic — Field Board Schematic — Relay Board |
|
Datasheet |
|
ESPHome YAML YAML (full) |
| Declaration of Conformity (CE) | |
| GitHub Forum |
DIO-430-R1
Relay / Digital I/O Module
|
Schematic — MCU Board Schematic — Field Board Schematic — Relay Board |
|
Datasheet |
|
ESPHome YAML YAML (full) |
| Declaration of Conformity (CE) | |
| GitHub Forum |
RGB-621-R1
RGBCCT LED Driver Module
|
Schematic — MCU Board Schematic — Field Board |
|
Datasheet |
|
ESPHome YAML YAML (full) |
| Declaration of Conformity (CE) | |
| GitHub Forum |
AIO-422-R1
Analog Input/Output, RTD Interface Module
|
Schematic — MCU Board Schematic — Field Board |
|
Datasheet |
|
ESPHome YAML YAML (full) |
| Declaration of Conformity (CE) | |
| GitHub Forum |
ALM-173-R1
Module for Alarm Systems
|
Schematic — MCU Board Schematic — Field Board |
|
Datasheet |
|
ESPHome YAML YAML (lite) |
| Declaration of Conformity (CE) | |
| GitHub |
DIM-420-R1
Dual-Channel AC Dimmer (MOSFET-based)
|
Schematic — MCU Board Schematic — Field Board Schematic — MOSFET Board |
|
Datasheet |
|
ESPHome YAML YAML (full) YAML (lite) |
| Declaration of Conformity (CE) | |
| GitHub Forum |
STR-3221-R1
Stair LED Controller
|
Schematic — MCU Board Schematic — Field Board |
|
Datasheet |
|
Firmware coming soon |
| Declaration of Conformity (CE) | |
| GitHub |
WLD-521-R1
Water Meter / Leak Detection Module
|
Schematic — MCU Board Schematic — Field Board Schematic — Relay Board |
|
Datasheet |
|
ESPHome YAML YAML (full) |
| Declaration of Conformity (CE) | |
| GitHub Forum |