w83l950d Winbond Electronics Corp America, w83l950d Datasheet - Page 16

• Manufacturer Part Number: w83l950d
• Description: Peripheral Personal Computer Keyboard Controller
• Manufacturer: Winbond Electronics Corp America

P1CLK
GPIO 75
INT41
P2CLK
GPIO 74
INT31
P3CLK
GPIO 73
INT21
SRDY2#
P1DATA
GPIO 72
SCLK2
P2DATA
GPIO 71
SOUT2
P3DATA
GPIO 70
SIN2
LED_C [3:0]
GPIO 2[7:4]
GPIO 2[3:0]
SYMBOL
SCL 1
SDA1
RxD1
TxD1
31-34
35-38
PIN
35
36
35
36
4
5
6
7
8
9
I/OD12
I/OD12
I/OD12
I/OD12
I/OD12
I/OD12
I/O12c
OD12
I/O12c
O12
INs
INs
INs
INs
INs
INs
INs
INs
INs
INs
INs
INs
O12
I/O
INs
INs
INc
C(t)
C(t)
C(t)
C(t)
C(t)
C(t)
PS2 Port 1 Clock.
General purpose IO port.
(Input level selected by PCTRL2_bit1)
External interrupt input..
PS2 Port 2 Clock.
General purpose IO port.
(Input level selected by PCTRL2_bit1)
External interrupt input.
PS2 Port 3 Clock.
General purpose IO port.
(Input level selected by PCTRL2_bit1)
External interrupt input.
SERIAL I/O2 INTERFACE
PS2 Port 1 Data.
General purpose IO port.
(Input level selected by PCTRL2_bit1)
SERIAL I/O2 INTERFACE
PS2 Port 2 Data.
General purpose IO port.
(Input level selected by PCTRL2_bit1)
Serial I/O2 interface.
PS2 Port 3 Data.
General purpose IO port.
(Input level selected by PCTRL2_bit1)
Serial I/O2 interface.
LED control signal (include Num Lock, Scroll Lock, Caps
Lock and Katakana Lock).
General purpose IO port.
General purpose IO port.
SMBus 1 CLOCK interface
SMBus 1 DATA interface
SERIAL I/O 1 interface
SERIAL I/O 1 interface
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Publication Release Date: June 23, 2003
FUNCTION
W83L950D
Revision 1.0