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Hi I needed to help for making and install ” PARALLEL PORT BREAKOUT BOARD WITH BUFFER FOR CNC & ROUTERS ” from http://www.electronics-lab.com/project/parallel-port-breakout-board-with-buffer-for-cnc-routers/ I assembled PARALLEL PORT BREAKOUT BOARD and I install mach3 but I can not to config mach3 to run board Is there anyone who has assembled this board and has configured the mach3 to to run this board?
Hi all, I'm new here!. I created a pcb board of this schematics: http://www.electronics-lab.com/project/optically-isolated-lpt-breakout-board-for-cnc-routers/ and it did not work and I'm trying to find out which part went wrong. I need to ask first what should the VDD voltage be?