! Unix v6

! Unix v6 was an operating system for the DEC PDP-11 computer. It was later ported to Interdata 7/32 computer. It was developed by Bell Labs. It can be used on SIMH PDP-11 and Interdata 7/32 emulators as well as the Ersatz-11 emulator.

📄️ ! Unix v6 on SIMH PDP-11

We can run ! Unix v6 on the SIMH PDP-11 emulator. First, we need to download the ! Unix v6 tape. You can download the tape needed to run it on the SIMH PDP-11 emulator from the squoze.net website.

📄️ ! Unix v6 on SIMH Interdata 7/32

We can run ! Unix v6 Interdata 7/32 port on the SIMH ID32 emulator. First, we need to download the ! Unix v6 kit for the Interdata 7/32. You can download the kit needed to run it on the SIMH Interdata 7/32 emulator from the "SIMH Legacy" website.

For instructions on how to install ! Unix v6 on Ersatz-11 emulator, see the Related Pages section below.

Manuals

Here is the manual for ! Unix v6:

• ! Unix Programmer's Manual, 6th Edition

There were a bunch of short documents for use with ! Unix v6. Some of them are available today:

• Unix for Beginners
• A Tutorial Introduction to the Unix Text Editor
• Programming in C − A Tutorial
• C Reference Manual
• Unix Assembler Reference Manual
• The Unix I/O System
• YACC − Yet Another Compiler-Compiler
• Setting Up Unix - Sixth Edition
• The Unix Time-Sharing System

Many of the other short documents are not available today, but they are available in the volume 2A and 2B of ! Unix v7 manual. While the manual is for v7, most of the information included there applies to every version of Unix.

• ! Unix Programmer's Manual, 7th Edition, Volume 2A
• ! Unix Programmer's Manual, 7th Edition, Volume 2B

You may also be interested in the PDP-11 manuals. It was the computer on which ! Unix v6 was supposed to run. You can download them from Bitsavers:

• PDP-11 Manuals

A famous book about the ! Unix v6 source code is "A Commentary on the Sixth Edition Unix Operating System" by J. Lions. You can download the book and the associated source code booklet from here:

• A Commentary on the Sixth Edition Unix Operating System
• Source Code Booklet

Interdata 7/32-specific Documentation

These documents were extracted from the Interdata 7/32 Unix port's installation, and converted to PDF. They only cover the differences in the Interdata 7/32 port. For the full manuals, see above.

• ! Unix Programmer's Manual, 6th Edition
• Programming in C − A Tutorial
• C Reference Manual
• A tour through the Unix C compiler
  • A new Input-Output package
  • New C Compiler Features

Related Pages

• VirtualHub Screenshots
• Run ! Unix v6 in your web browser (Instructions on page)
• Run ! Unix v6 on Ersatz-11 Emulator
• Wikipedia
• Wikipedia PDP-11 page
• Computer History Wiki ! Unix v6 page
• Computer History Wiki PDP-11 page
• The Unix Heritage Society (TUHS) wiki page on ! Unix v6
• Computer History Wiki tutorial on running ! Unix v6 on SIMH
• Tutorial from squoze.net on running ! Unix v6 on SIMH

Credits

• The manuals were taken from http://squoze.net, this page from Bell Labs and Bitsavers.

• The Lions book is available from http://www.lemis.com/ and the associated source code booklet from http://v6.cuzuco.com/.