CDP1877 Datasheet (Intersil Corporation) - Programmable Interrupt Controller (PIC)

CDP1877, Programmable Interrupt Controller (PIC)

The CDP1877 and CDP1877C are programmable 8-level interrupt controllers designed for use in CDP1800 series microprocessor systems.

They provide added versatility by extending the number of permissible interrupts from 1 to N in increments of 8.

When a high to low transition occurs on any of the PIC i

CDP1877 Features

* Compatible with CDP1800 Series

* Programmable Long Branch Vector Address and Vector Interval

* 8 Levels of Interrupt Per Chip

* Easily Expandable

* Latched Interrupt Requests

* Hard Wired Interrupt Priorities

* Memory Mapped

* Multipl