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Posted by: Udo Kuhnt |
According to my documentation, the configuration words have to be sent
to the interrupt controller *before* the initialization can be
started; at least, that is how it is described in the German book
"PC-Hardwarebuch" by Hans-Peter Messmer and Klaus Dembowski.
So if I get this right, you first have to send ICW1 to ICW4 to the
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