ST7921 데이터 시트보기 (PDF) - Sitronix Technology Co., Ltd.

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ST7921

96CH Segment Driver For Dot Matrix LCD

Sitronix Technology Co., Ltd. 

Dot Matrix LCD Panel

Com 1-32

Seg 1-64

Dout

DL1

Seg 1-96

DR2

VDD

DL2

DR1

SHL1 ST7921

CL1

SHL2

CL2

VSS

M

V0

V2 V3

DL1

Seg 1-96

DR2

VDD

DL2

DR1

SHL1 ST7921

CL1

SHL2

CL2

VSS

M

V0

V2 V3

ST7920 VDD

VSS

CL2

CL1

M

V0

V1

V2

V3

DB0-DB7

V4

To MPU

Vcc(+5V/+3V) VR

Regsister

Regsister

Regsister

Regsister

Regsister

VSS

Note:Regsister=2.2K~10K ohm

VR=1K~30Kohm

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