![]() To understand the usefulness of the interface it must be said that in common CNCs on LPT port the command is given by the machining software (for example Mach 3) which, starting from the file in G-code language, sends impulses directly to the parallel lines to advance the respective axes by a certain number of steps / mm. It allows to use, through the USB port of the PC, the traditional three-axis control cards of a CNC that work on parallel port.Īttention: The USB cable and the cable for connection to the RESET connector are not included in the package, therefore if necessary they must be purchased separately (see the related ones for the product codes).īuy all the accessories in our shop on EBAY | MECTRONICA STORE ![]() Based on the ATmega2560 with GRBL firmware installed, this board has a USB / TTL converter, DB25 connector, USB port for powering and connecting to the PC, relay output for connecting an electrospindle.
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