Bringing BACnet HVAC Into Home Assistant With an ESP32
Inside pw-esp-bacnet-proxy, an open-source project that connects existing Delta heating and cooling controls to a locally managed smart home.
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Project description
Summary pw-esp-bacnet-proxy connects Delta BACnet/IP heating and cooling controllers to Home Assistant through MQTT. Its retained ESP32-WROOM-32D configuration uses a WIZnet W5500 as the controller-facing SPI Ethernet interface, while ESP32 Wi-Fi provides home-network connectivity. This W5500 configuration is now a legacy/recovery profile; the project’s primary T-ETH-Lite configuration uses an RTL8201 Ethernet PHY instead. What the Project Does Developed by Piers Wingfield, the project makes an existing Delta DAC-1180E HVAC installation accessible through Home Assistant and a local web…
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