w83c43 Winbond Electronics Corp America, w83c43 Datasheet - Page 18

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

Application for PS/2 Mode
8042CS#
D[0..7]
RESETB
IORD#
IOWR#
SA2
16
20
2
3
4
1
39
9
6
5
8
10
12
13
14
15
17
18
19
7
X1
X2
RESET
T0
T1
A2
CS
Vcc
RD
WR
D0
D1
D2
D3
D4
D5
D6
D7
GND
GND
KB8042-DIP
P26/KCLK
P27/KDAT
P24/OB
Vcc
Vcc
P10
P11
P12
P13
P14
P15
P16
P17
P20
P21
P22
P23
P25
NC
NC
40
25
27
28
29
30
31
32
33
34
21
22
23
24
35
38
11
26
36
37
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1
1
7406
7406
RCB
GATE20
RAM SELECT JUMPER
MANUFACTURING MODE JUMPER
1
1
2 7406
2
7406
2
2
KEYBOARD INTERRUPT
PS/2 MOUSE INTERRUPT
Vcc
Vcc
PS/2 MOUSE DATA
PS/2 MOUSE CLOCK
KEYBOARD DATA
KEYBOARD CLOCK
W83C43