We all like to standardise. But there doesn’t appear to be any pin number system defined for one of the most popular wire-to-board connector sets. Marking the PCB pin header isn’t so important, as the ...

At some point in your electrical pursuits, you’ll need to make a connector. Maybe you’re designing something that will connect to another device, or maybe the spaghetti mess of wires coming out of ...

Parallel ATA (IDE) uses 40 pins, not 26. 26 was for floppies. But it's a standard 40-pin "header" connector. Sometimes called "IDC". CF cards have the PATA interface on a 50-pin connector. I don't ...