Hardware pinouts details and cables schemes

Handbook of hardware pinouts, cables schemes and connectors layouts

We are collecting information about hardware interfaces of modern and obsolete hardware, pinouts of ports, expansion slots, and other connectors of computers and other devices. This information is essential for everyone who wants to investigate modern computer hardware, explore the how it works, connect various devices to computer.

Our handbook includes more than 1400 documents:

All documents are free and available online in English and Russian.

The hardware investigated here includes modern (PC, Apple Macintosh,...) and obsolete (Atari, Commodore, MSX,...) computers, mobile phones and some other devices (like GPS units, PDA,...).
Most of our documents have been created by our visitors, written by me or collected from publicly available sources (with link(s) to origin(s) included). Feel free to contact webmaster if you believe that any of this publications affects your author's rights.

Content of this site is a result of our collective work. Something left uncovered? You may add new pinouts! Submit your information to pinout helper and webpage will be created with YOUR knowledge.

You are welcome to ask any questions about pinouts, connectors and wiring at the forum.


Feel free to correct existing documents, add explanations, fix errors, suggest related links at this forum (don't forget to include title of document(s) affected).
In addition, you may submit your suggestions and comments via guestbook.