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4.5) Why doesn't Speaker work on my machine?




Description

This article is from the comp.sys.acorn FAQ, by Paul Vigay with numerous contributions by others.

4.5) Why doesn't Speaker work on my machine?

The *Speaker command does not work on new models of Acorn machines. The A300, A400, A3000, A540, A5000 and A4 all had software control of the built-in speaker. With newer machines this feature has been removed in favour of a automatic hardware cut off of the speaker when a jack is inserted into the sound socket on the machine.

However to ensure compatibility with old software the command *Speaker has been left in the OS, it merely doesn't do anything.

 

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