SM3503 데이터 시트보기 (PDF) - Sharp Electronics

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SM3503

4-Bit Single-Chip Microcomputer (For Data Bank Use)

Sharp Electronics 

SYSTEM COMFIGURATION EXAMPLE

Common signal

Segment signal

S1-S6

S53-S60

Key matrix

(MAX. 84-key)

KI2-KI7

S1-S60

SM3503

H1-H8

XCR

KI1 VCC TEST RESET XI

ON

Key

3V

+ RESET

Key

–

XO BZ

VCC

VCC

Buzzer

APPLICATION EXAMPLE

LCD Control : 60 x 8 - dot

AB CD EF

789

GH IJ KL

456

SM3503

5 x 5 - dot matrix : 1

8 - segment : 1

123456

QWE R T Y

÷ A

7

B

8

C

9

D

>E

F

KEY : MAX. 85 - key

SM3503

-2-

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