PDP-11 Commercial Instruction Set: Difference between revisions

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{{PDP-11}}
{{PDP-11}}
[[Category: PDP-11s]]

Revision as of 03:42, 18 December 2018

The PDP-11 Commercial Instruction Set is an extension to the PDP-11 architecture which provides instructions for string manipulation and also for variable-length numbers (up to 32 digits) in binary-coded decimal.

The only machines which support it are the PDP-11/44 and the KDF11 CPUs.