my shop just got a new CNC router that runs on MACH 3. when looking for a computer i have found that people have been having trouble getting the 25 pin parallel port PCI cards to work. so i need recommendations on what you have tried. also how hard is it do upgrade from Mach 3 to Mach 4
requirements
9-pin serial port
25 pin parallel port
$0 - $900 total
requirements
9-pin serial port
25 pin parallel port
$0 - $900 total
