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Did any MS-DOS program ever use the System Request interrupt?

TL;DR: One of the great Ideas that never Materialized Contrary to what is often assumed, the key was not added to support some 3270-style emulation1, but to enable a basic multi-application/OS ...
Raffzahn's user avatar
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19 votes

Did any MS-DOS program ever use the System Request interrupt?

The SysRq key is a perfectly normal key on the keyboard. It does not generate a special or unique interrupt by itself. The standard keyboard interrupt of BIOS just does what it does for all keys and ...
Justme's user avatar
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1 vote

How can I connect a modern USB keyboard to a system requiring PS/2?

I know this question is old, but it's 2024 and the problem has only worsened. It's almost impossible to find a keyboard that supports the PS/2 protocol and even active PS2 converters seem to be rare ...
José Ángel Morente's user avatar

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