tB4 - expansion board with 1-Wire, I2C, OLED

tB4 is a compact expansion board designed for use with LK4, LK3.5+ (including LK3.9), and LK3.0 controllers.
It features four RJ12 ports supporting I2C and 1-Wire buses, along with a dedicated connector for a 0.96” OLED display.

Included in the set:

Detailed instructions for configuring sensors and the display are available in the Lan Controller user manual.

Basic features