It’s a tiny module that connects to a 16-bit parallel bus, and displays a hexadecimal number on a few LEDs. It’s useful if you’re diagnosing a problem on a computer from 1982, but just barely.

USB-C is one of those things that generally everyone seems to agree on that it is a ‘good thing’, but is it really? In this first part of a series on USB-C, [Andreas Spiess] takes us th… ...

A faster-switching parallel bus consumes more power and is much more difficult to route, given that timing tolerances are reduced. For example, system designers often have a very difficult time ...

For example, the vintage IDE bus is being replaced by SATA (Serial ATA) and the parallel SCSI bus by SAS (Serial Attached SCSI). In the case of PCI and PCI-X, a serial replacement called PCI-Express ...