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ML9092-02 Datasheet(PDF) 12 Page - List of Unclassifed Manufacturers

Part No. ML9092-02
Description  LCD Driver with Key Scanner and RAM
Download  66 Pages
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Maker  ETC2 [List of Unclassifed Manufacturers]
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ML9092-02 Datasheet(HTML) 12 Page - List of Unclassifed Manufacturers

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FEDL9092-01
LAPIS Semiconductor
ML9092-01/02/03/04
12/66
ML9092-02
Function
Pin
Symbol
Type
Description
63
CS
I
Chip select signal input pin
64
CP
I
Shift clock signal input pin. This pin is
connected to the Schmitt circuit internally.
65
DI/O
I/O
Serial data signal I/O pin. This pin is
connected to the Schmitt circuit internally.
CPU interface
66
KREQ
O
Key scan read and rotary encoder read
READY signal output pin.
77
OSC1
I
Oscillation
78
OSC2
O
Connect external resistors with this pin.
This pin is connected to the Schmitt circuit
internally.
If using an external clock, input it from the
OSC1 pin and leave the OSC2 pin open.
67
RESET
I
Reset input. Initial settings can be
established by applying a “L” level to this
pin. This pin is connected to the Schmitt
circuit internally.
Control signal
79
TEST
I
Test input pin. This pin is connected to the
VSS pin.
62–59
C0–C3
I
Input pins that detect status of key
switches. These pins are connected to the
Schmitt circuit internally.
58–53
R0–R5
O
Key switch scan signal output pins
Switch signal
51, 52
A, B
I
Rotary encoder signal input pins.
These pins are connected to the Schmitt
circuit internally.
Port output
80
PA0
O
Port A output pin
50–1
100–91
SEG1–SEG60
O
LCD segment driver output pins
LCD driver output
90–81
COM1–COM10
O
LCD common driver output pins
76
VDD
Logic power supply pin
68
VSS
GND pin
75
VIN
Voltage doubler reference voltage input
pin
74, 73
VC1+, VS1
Pins to connect a capacitor for voltage
doubler
72
VOUT
Voltage doubler output pin
71, 69
V0, V2
LCD bias pins
Power supply
70
NC
Should be left open.


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