Sharp R-872M Service Manual page 21

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DESCRIPTION OF LSI
LSI(IZA965DR)
The I/O signal of the LSI(IZA965DR) are detailed in the following table.
Pin No.
Signal
82-90
SEG8-SEG0
91
VCC
92
VREF
93
AVSS
94
COM3
95
COM2
96
COM1
97
COM0
98-99
VL3-VL2
100
C2
I/O
OUT
Segment data signal.
Connected to LCD. Signal is similar to SEG39.
IN
Connected to GND.
IN
Connected to GND.
IN
Connected to VC.
OUT
Terminal not used.
OUT
Common data signal: COM3.
Connected to LCD (Pin No. 35).
OUT
Common data signal: COM2.
Connected to LCD (Pin No. 34).
OUT
Common data signal: COM1.
Connected to LCD (Pin No. 33).
IN
Power source voltage input terminal.
Standard voltage for LCD.
IN
Terminal not used.
Description
R-872M - 21

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