Caffeinated Bitstream

Bits, bytes, and words.

VFD Clock

I decided I needed a clock in my living room, and remembered I had this Matrix Orbital VFD2041 vacuum fluorescent display in my junk box, so I whipped up a few lines of C code to make it show the current time. The VFD connects to my home theater PC via its RS-232 interface and a USB RS-232 dongle.

Here's the source: