A few weeks ago, I was working on a small project of mine, and I faced a rather large problem. I had to program nearly five hundred badges in a week. I needed a small programming adapter that would ...

Over the last two weeks I published an article reference the USB to serial converter see Project Usb to serial converter http://edn.com/project/mark_harrington/usb-to ...

We still have lots of things that have serial interfaces on them, switches, mangement modules, etc. But we're all out of things that have serial ports. Even the servers who's management modules have a ...

It turns out that hacking together a security keypad is remarkably simple if you know what you’re doing. [Don] needed to add a keypad with an RFID reader on it. He had previously built a USB RFID ...