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Explain 8259 PIC
written 7.4 years ago by gravatar for teamques10 teamques10 ★ 65k •   modified 7.4 years ago

Mumbai University > Computer Engineering > Sem 5 > Microprocessor

Marks: 5M

Year: May 2016
microprocessors and applications
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written 7.4 years ago by gravatar for teamques10 teamques10 ★ 65k

The 8259 is a programmable interrupt controller designed to work with Intel microprocessor 8080 A, 8085, 8086, 8088. The 8259 interrupt controller can

  1. Handle eight interrupt inputs. This is equivalent to providing eight interrupt pins on the processor in place of one INTR/INT pin.
  2. Vector an interrupt request anywhere in …

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