logamatic_2107_wifi_comm

A direct KM217 replacement with WiFi connection to control a buderus heating system with Logamatic 2107 controller board.

This hardware and its documentation is released under the TAPR Open Hardware License Version 1.0 (May 25, 2007). A copy of the license is included here or can be accessed in multiple formats on tapr.org.

For more details, look on

• in the hardware description
• my blog post
• tindie.

If you bought the board in my tindie store, you could find a how-to to get it running here

This is the board as I ship it currently fully assembled (Version 0.0.6):

And here the predecessor 0.0.5:

Improvements / ToDo

• Add a OneWire temperature Sensor on the board itself
• Fix a minor bug with external I2C pull-up (tie them to PCA9306 selectable supply)