Casio CTK-711EX Manual de usuario descargar pdf (Pagina 12)

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DSP and DAC CIRCUIT

The DSP (Digital Signal Processor) and DAC (Digital Analog Converter) consists of the following circuits.

RA22

Working RAM (256K-bit)

TC55257DFL-70L

LSI5

ROM2

MX23C3210MC-12CA89

LSI3 (32Mbit)

ROM1

MSM27CB02CZ-463

LSI2 (8Mbit)

SOLP

BOK

WOK1

EA0 ~

EA14

D0 ~

D15

ED0 ~

ED15

KC0 ~

KC7

SI0 ~ SI7

FI0 ~ FI7

RA0 ~

RA18

RA0 ~ RA20

RA23

CE A0 ~ A18 Q0 ~ Q15 CE A0 ~ A20 Q0 ~ Q15

D0 ~ D15

A0 ~ A14

24.576 MHz

DAC

UPD6376GS

LOUT

ROUT

SOLP: Sound data

BOK: Bit clock

WOK1: Word clock

CLK

LRCK

DSP

HG51B155FD

LSI4

CPU

HD6473042F16-463

LSI9

Key Controller

TC190C020AF-001

LSI10

RD0 ~ RD15

RA0 ~

RA20

D8 ~

D15

Control

data

key

data

key

data

Key-

board

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 36 37

CTK-711EX 1
CONTENTS 2
SAFETY NOTICE 3
SPECIFICATIONS 4
ELECTRICAL 5
IMPORTANT OPERATION 6
BLOCK DIAGRAM 7
CIRCUIT DESCRIPTION 8
BUTTON MATRIX 9
LED MATRIX 9
MEMORY DEVICES 10
RESET CIRCUIT 10
POWER SUPPLY CIRCUIT 11
DSP and DAC CIRCUIT 12
LCD BACKLIGHT 13
CPU (LSI9: HD6473042F16-463) 14
DAC (LSI1: UPD6376GS) 20
DIAGNOSTIC PROGRAM 21
■ Bender check 22
■ AC adaptor detection check 22
■ ROM check 22
■ LCD test 24
■ LED test 24
■ Bender reset 25
■ System reset 25
■ Touch off max 25
MAJOR WAVEFORMS 26
Main PCB JCM465-MA1M 27
Sub PCB JCM463-MA2M 28
EXPLODED VIEW 29
PARTS LIST 30
LCD Driver PCB JCM465-LCD1M 35
Overseas Service Division 37

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Pablo 08 Dec 2024 | 02:49:23

Como aser ritmos en el teclado casio ctk 711-ex de corridos y cumbias zapatiado y bals

Casio CTK-711EX Manual de usuario Pagina 12

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