23
R-320BB
R-320BK
R-320BW
Pin No. Signal I/O Description
52 SEG20 OUT Terminal not used.
53-59
SEG19-SEG13 OUT Segment data signal.
Signal similar to SEG27.
60 SEG12 OUT Terminal not used.
61-67
SEG11-SEG5 OUT Segment data signal.
Signal similar to SEG27.
68 SEG4 OUT Terminal not used.
69-72
SEG3-SEG0 OUT Segment data signal.
Signal similar to SEG27.
73/74
VCC/VREF IN Connected to GND.
75 AVSS IN Connected to VC.
76 COM3 OUT
Common data signal: COM3.
Connected to LCD signal C3 (Pin No. 29)
77 COM2 OUT
Common data signal: COM3.
Connected to LCD signal C2 (Pin No. 28)
78 COM1 OUT
Common data signal: COM3.
Connected to LCD signal C1 (Pin No. 27)
79 COM0 OUT
Common data signal: COM3.
Connected to LCD signal C0 (Pin No. 26)
80 VL3 IN
Power source voltage input terminal.
Standard voltage for LCD.
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