Xilinx Evaluation Kit

Intel Evaluation Kit

Mircochip Evaluation Kit


8259A ICU

8259A ICU

8259A Interrupt Controller is designed to transfer the interrupt with highest priority to the CPU, along with interrupt address information.


    • Eight interrupt request input per chip
    • Up to 64 interrupt request inputs per system
    • Edge or level triggered interrupt request inputs
    • Individually maskable interrupt requests
    • Programmable interrupt request priority orders
    • Polling operation capability
    • Extended mode with cascade connection of external interrupts


  • Compatible with 8259A and uPD71059
  • Two modes of operation make the controller compatible with 8080/85 and 8086/88/286 microprocessors
  • Microcomputer system with I/O devices are serviced with efficient manner by using iW-8259A interrupt controller


Copyright © 2022 iWave Systems Technologies Pvt. Ltd.