CNC Milling Machine

Boards


In the figure there is a render image of all the boards developed for the project.

 

EndStop Board

It handles the spindle motor and has 3 connectors to control the 0,0,0 position of the machine.

This board get the energy from the power supply, i.e. 3.3V, 5V and 12V. It has 3 connectors dedicated as end stops, to control if the machine has reach its limits. At last also has a Mosfet, which is in charge of turning on or off the spindle motor. On the bottom side has another Fet, which act as a driver for the one in the top.

Stepper Board

This board only contains 3 stepper motor drivers A4988 and all the necessary interconnection to the Launchpad. A4988 is the IC and for 3$ come with everything in one board solution, which includes all the passive elements required.

TFT Interface Board

the interface board and the displays perform for this project are posted in this webside in the TFT 3.2″ Interface post.

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