Thursday, December 4, 2014

Understanding 6502 assembly on the Commodore 64 - (23) The Ubiquitous Interrupt Request

     Conceptually, the interrupt at its core is easy to understand, yet rarely understood.   Before discussing an interrupt on the computer we must understand being interrupted in general.  To make this apparent we should assume that we are being interrupted from something we're doing or not doing.  We could consider not doing, the act of doing something, which is doing nothing.   Either way,  the interrupt comes as a distraction to what we were doing before we were interrupted.

Click here for Chapter 23

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