A cheap off-the-shelf USB to DB25 adapter may look like a good idea at first glance but they won’t work for a CNC application. [Bray’s] adapter is Arduino-based and runs GRBL.

parallel port 19 Articles USB To DB25 Adapter Uses GRBL For Parallel Port CNC Communication September 16, 2014 by Rich Bremer 53 Comments ...

I don't know if this parallel DB25 to serial DE9 to serial Mini DIN-8 to USB converting ghetto chain works, but a reader says it does, and I really, ...

Serial ports were dropped before parallel ports were - my old R52 has a parallel port but not a serial port. A quick look at that list shows that the last Thinkpads that had the ports were the A31 ...

The DB25 (originally DE-25) connector is an analog 25-pin plug of the D-Subminiature connector family (D-Sub or Sub-D). The DB25 connector is mainly used for serial connections, allowing for ...

A serial port connector generally has 9 or 25 pins and resembles the following (DB9 and DB25 connectors, respectively): A personal computer generally has between one and four serial ports. What are ...