The MLC mega is a magnificent version of the MattzoLayoutController that can be used to control 16 servos, 8 light signals and 16 sensors at the same time.

It can also be configured to work as a controller for level crossings, bascule bridges and turn tables.

MLC mega
MLC mega

The controller has one built-in PCA9685 servo port extender and two built-in MCP23017 I/O port extenders. The case has a lateral dimension of 10×10 studs (8 x 8 cm) and is 5 bricks high (4,8 cm).

MLC mega
MLC mega

The case uses especially designed PCBs and comes with a case that can be easily created with a 3D printer.

Building Instructions

Instructions (in German), Gerber files for the PCBs and STL files for the case and other parts can be downloaded here.

We have ordered the PCBs at https://jlcpcb.com/

Find information how to buy the other required material on the bill of material.

The following pictures illustrate the building procedure step-by-step for the power supply option no. 3:

We are presently preparing an improved version of the MLC mega that will likely be a big smaller and easier to build.

Other MattzoLayoutControllers

The MLC mega is not alone. It has a small brother, called MLC mini, which is a bit smaller and easier to build.

MLC mega and mini
MLC mega and mini

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