w83l950d Winbond Electronics Corp America, w83l950d Datasheet - Page 18

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

CNTR 1
GPIO 55
CNTR 0
GPIO 54
M_KC [7:0]
FA [7:0]
GPIO 0[7:0]
P3ref
M_KC [15:8]
FA [15:8]
GPIO 1[7:0]
M_KR [1:0]
PWM10,
PWM00
GPIO 3[1:0]
FCTRL[1:0]
M_KR 2
GPIO 32
FCTRL[2]
M_KR 3
GPIO 33
FCTRL[3]
M_KR 4
GPIO 34
SYMBOL
54
47-54
39-46
61,62
PIN
12
13
60
59
58
I/O12c
I/O12c
I/O12c
I/O12c
I/O12c
I/O12c
I/O12c
I/O12c
INcu
INcu
INcu
INcu
O12
O12
O12
O12
INa
INs
INs
INc
INc
INc
INc
INc
I/O
Timer Y signal.
General purpose IO port.
Timer X signal.
General purpose IO port.
24 pins Matrix KB Row signals.
Address signals of External Memory interface.
General purpose IO port.
Comparator reference power source input signal.
24 pins Matrix KB Row signals.
Address signals of External Memory interface.
General purpose IO port.
24 pins Matrix KB Column signals.
PWM output signals.
PWM output signals.
General purpose IO port.
External flash program mode control signal
(*Internal pull-up controlled by PCTRL1_ BIT4)
24 pins Matrix KB Column signals.
General purpose IO port.
External flash program mode control signal
(*Internal pull-up controlled by PCTRL1_ BIT4)
24 pins Matrix KB Column signals.
General purpose IO port.
External flash mode control signal
(*Internal pull-up controlled by PCTRL1_ BIT4)
24 pins Matrix KB Column signals.
General purpose IO port.
(*Internal pull-up controlled by PCTRL1_ BIT5)
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Publication Release Date: June 23, 2003
FUNCTION
W83L950D
Revision 1.0