w83c43 Winbond Electronics Corp America, w83c43 Datasheet - Page 11

• Manufacturer Part Number: w83c43
• Description: Keyboard Controller
• Manufacturer: Winbond Electronics Corp America

Commands (I/O Address HEX 64) (AT Mode), continued
Commands (I/O Address HEX 64) (PS/2 Mode)
COMMAND
COMMAND
F0-FF
AA
C0
D0
D1
A7
A8
A9
E0
20
60
Read Input Port
Read Output Port
Write Output Port
Read Test Inputs
Pulse Output Port
Read Command Byte of Keyboard Controller
Write Command Byte of Keyboard Controller
Disable Auxiliary Device Interface
Enable Auxiliary Device Interface
Interface Test
Self-test
BIT
BIT
00
01
02
03
04
7
6
5
4
3
2
1
0
Reserved
Disable Auxiliary Device
Disable Keyboard
Reserve
System Flag
Enable Auxiliary Interrupt
IBM Keyboard Translate Mode
Enable Keyboard Interrupt
No Error Detected
Auxiliary Device "Clock" line is stuck low
Auxiliary Device "Clock" line is stuck high
Auxiliary Device "Data" line is stuck low
Auxiliary Device "Data" line is stuck low
BIT DEFINITION
BIT DEFINITION
- 11 -
FUNCTION
FUNCTION
Publication Release Date: January 1996
W83C43
Revision A2