ALATEK AL8259IP Core Application Note

ALATEK AL8259IP Core Application NoteALATEK AL8259IP Core Application Note December10,1999(version1.0)General InformationThe AL8259core is the VHDL model of the Intel8259Programmable Interrupt Controllerused in Intel microprocessor systems to control and prioritize interrupts.It handles up toeight vectored priority interrupts for the CPU.It is cascadable for up to64vectored priorityinterrupts without additional circuitry.Features Functionally based on the In