8254 Programmable Interval Timer

Intel Chipset 8254 Datasheet

(by intel)

The 8254 is part of PCs chipset. This is the original technical manual of the 82C54 PIT Programmable Interval Timer.

It explains the chip pinout, timing and interfacing modes in 18 pages.

It contains technical description of the Data Bus Buffer, Control Word register, Read/Write logic, Counter 0/1/2, Read and Write programming operations, Counter Latch command, Read-back command, Modes 0/5.

This article is online from 1312 days and has been seen 4777 times

The guide is ZIP compressed (23124406_82C54_PIT.pdf)

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