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EMS bus HAT for Raspberry Pi
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Introduction
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Use the menu on the left for all the details.

The EMS HAT for Raspberry Pi is a HAT-style module for the Raspberry Pi that provides a complete EMS interface compatible with all EMS versions like EMS, EMS+ and Heatronic 3.

.. image:: ../images/hardware/ems-pi-hat-on-pi-top-view.jpg
  :width: 450
  :alt: EMS HAT for Raspberry Pi

Device compatibility
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The EMS bus HAT for Raspberry Pi is a complete add on board for every Raspberry Pi with a 40-pin header.
These include the following Raspberry Pi models:

- Raspberry Pi A+
- Raspberry Pi B+
- Raspberry Pi Zero
- Raspberry Pi 2
- Raspberry Pi 3
- Raspberry Pi 4