SM3518 Ver la hoja de datos (PDF) - Sharp Electronics

Número de pieza

componentes Descripción

Fabricante

SM3518

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

Sharp Electronics 

SYSTEM COMFIGURATION EXAMPLE

(HIGH END DATA BANK)

SM3518

Common signal

Segment signal

S1-S74

CE

CE1-CE3

H1-H16

S9-S28 Expand

RW

V4

V3

VCC

memory

1 M-byte x 3

DIO1-DIO8

SM3518

V2

V1

VH

S1-S8

S67-S74

KI1-KI7

KI8 VCC TEST CCI CCO RESET CXI

Key matrix

(MAX. 112-key) VCC SW

+

5V

–

RESET

key

EO2

CXO BZ

VCC

Infrared signal

for IR communication

VCC

Buzzer

-2-

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