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/ Apple Reference & Presen…tion Library 4 (Reseller) / Apple Ref. & Pres. Lib.v4.0.iso / 2-Graphics / Apple Graphics Source / Other files / *Graphic Files / aaaa-azzz / aafy (.png)

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Encapsulated PostScript  |  1988-09-30  |  20KB  |  658x618  |  4-bit (3 colors)

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OCR: aafy interrupt From built-in handler User interrupt vector ($3FE) in Bank $00 JMP RTL back to ProDOS 16 Interrupt Dispatcher ProDOS 16 (then RTI'back to buit-in Dispatcher interrupt handler) Switch to full mode Poll each handler User-insta alled in sequence: handler will one accept the interrupt? If none claims Unclaimed interrupt (fatal error) Bamk interrunt installed claim

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