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W83C43

Winbond
Part Number W83C43
Manufacturer Winbond
Description KEYBOARD CONTROLLER
Published Sep 26, 2005
Detailed Description W83C43 KEYBOARD CONTROLLER GENERAL DESCRIPTION The W83C43 is a keyboard controller designed to provide the functions nee...
Datasheet PDF File W83C43 PDF File

W83C43
W83C43

Overview
W83C43 KEYBOARD CONTROLLER GENERAL DESCRIPTION The W83C43 is a keyboard controller designed to provide the functions needed to interface a CPU to a keyboard or to a PS/2 mouse.
The W83C43 can be used with IBM®-compatible personal computers or PS/2-based systems.
The controller receives serial data from the keyboard or PS/2 mouse, checks the parity of the data, and presents the data to the system as a byte of data in its output buffer.
The controller will interrupt the system when data are placed in its output buffer.
The keyboard and PS/2 mouse are required to acknowledge all data transmissions.
No transmission should be sent to the keyboard or PS/2 mouse until acknowledge is received for th...


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