P1P2Serial

Monitor and control Daikin/Rotex (hybrid/Altherma) heat pumps via the 2-wire P1/P2 thermostat interface with an ATmega328P, ESP8266, and electronics. The P1P2Serial library and P1P2Monitor program perform low-level bus operation, the P1P2-bridge-esp8266 program interprets data from/to MQTT supporting Home Assistant MQTT discovery. P1P2Serial may also be used for other Japanese Home Bus System based standards: DIII-NET (F1/F2) bus, Mitsubishi M-Net bus, Toshiba TCC-Link, Hitachi H-link, Panasonic/Sanyo SIII-Net, Haier, York, and others. (by Arnold-n)

P1P2Serial Alternatives

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P1P2Serial reviews and mentions

Posts with mentions or reviews of P1P2Serial. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-05-21.

Stats

Basic P1P2Serial repo stats
2
263
7.5
4 months ago

Arnold-n/P1P2Serial is an open source project licensed under GNU General Public License v3.0 or later which is an OSI approved license.

The primary programming language of P1P2Serial is C++.


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