SM5M2 datasheet(2/28 Pages) SHARP

tên linh kiện	SM5M2

Giải thích chi tiết về linh kiện	4-Bit Single-Chip Microcomputer(LCD Driver)

PDF	28 Pages

Scroll/Zoom	100%

nhà sản xuất	SHARP [Sharp Corporation]

Trang chủ	http://sharp-world.com/

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2 / 28 page

SM5M2

- 2 -

BLOCK DIAGRAM

SR x 4

ACC

RAM

96 x 4-bit

ROM

3 072 x 8-bit

DISP RAM

34 x 4-bit

ALU

VDSP

VOA

S10

S11

S12

S13

S14

S15

S16

S17

S18

S19

S20

S33

GND

VDD

VOSC

RESET

CK1

OSCOUT

OSCIN

INTA

P22

P21

P20

P13

P12

P11

P10

P03

P02

P01

P00

BLEEDER

MELODY

CONTROLLER

MELODY ROM

6 x 256-STEP

INTERRUPT

CONTROLLER

OSC

VOICE ROM

5 x 64 k-STEP

VOICE FLAG

EXPANDER

D/A

CONVERTER

5 to 8-bit

VOICE

DIVIDER

P33

HARDWARE

RESET

CIRCUIT

OSC2

FOR LCD

REAL TIME CLOCK

OSC1

FOR VOICE

SYSTEM CLOCK

CK2

VOICE ROM START ADDRESS

TOSC

IFA

IFD

Nomenclature

ACC

: Accumulator

ALU

: Arithmetic logic unit

: RAM address register

: Carry flag

: Common signal generator circuit

IFA

: External interrupt flag

IFD

: Divider overflow flag

: Voice starting address

OSCIN,OSCOUT : Oscillator for LCD and real time clock

P0-P2

: Port registers

P33

: Voice flag port

: Program counter

RAM

: Data memory

RD, RE, RF : Mode registers

ROM

: Program memory

: Stack B register

: PC stack register

: X register

CK1,CK2

: Oscillator for voice and system clock

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