BLOCK DIAGRAM

Reset IC

IC105

RE5VA35AA

Working Storage

RAM (64K-bit)

LSI103

SRM2264LM90

RESET

MA0

MD0

 

~

~

 

MA12

MD7

 

Power Switch

 

VDD

MIDI

Buttons

OUT IN

 

 

FI8 ~ FI10, SI8

 

KI0 ~ KI2

 

CPU

 

FI0 ~ FI10

Sound Source ROM

MD0 ~ MD15

(16M-bit)

 

LSI104

 

MX23C1610MC-

MA0 ~ MA19

12CA20

 

 

MA0, MA1

 

LSI105

SI0 ~ SI19

 

Keyboard

 

 

UPD912GF-3BA

 

 

 

KC0 ~ KC7

 

 

 

BCK, SO, LRCK

 

 

Effect RAM

EA0 ~

EA12

(64K-bit)

 

LSI102

 

SRM2264LM90

EIO0 ~

 

 

EIO7

DSP

LSI101

HG51B227FB

PA0 ~ PA7

PB0 ~ PB4

LED driver

Q110 ~ Q117

LED driver

IC103

BA612

La ~ Lg, Lp

LEDs /

7Seg. LED

LC0 ~ LC4

LRCK SO BCK

D/A Converter

IC102

UPD6379GR

LVDD DVDD VC

VCC AVDD VDD

Output

Speakers

Filter

Q108, Q109 Q119, Q120

Main

Volume

APO

Power Supply Circuit

Q101 ~ Q106

D101, D103, D104

Power Amplifier

IC101

LA4598

— 3 —

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Casio CTK-630 specifications Block Diagram, Cpu

CTK-630 specifications

The Casio CTK-630 is a portable keyboard designed for musicians of all skill levels, combining functionality, versatility, and user-friendly features. This model is recognized for its 61 piano-style keys, providing an authentic touch for players while ensuring portability. The keyboard is lightweight and easy to transport, making it an excellent choice for home practice or performances on the go.

One of the standout features of the CTK-630 is its extensive range of sounds and rhythms. With over 600 built-in tones, including instruments from around the world, players can explore a variety of musical styles, from classical piano to modern synth sounds. Additionally, the keyboard includes 180 accompaniment rhythms, allowing users to create rich musical backgrounds for their melodies, making practice and improvisation more dynamic.

The CTK-630 is also equipped with advanced technologies that enhance the playing experience. One such feature is the Digital Signal Processing (DSP), which adds effects like reverb and chorus to sounds, enriching the audio output. The keyboard's auto-accompaniment feature automatically provides harmonizing and chordal support based on the notes played, facilitating creative composition.

For musicians interested in learning, the CTK-630 offers built-in lessons that are ideal for beginners. These lessons help users develop their skills progressively, making it easier to learn new songs and techniques. Additionally, the keyboard is compatible with the Casio Chordana Play app, which provides interactive learning tools and song libraries for enhanced educational engagement.

The CTK-630 also includes a pitch bend wheel, allowing players to add expressive pitch variations to their performances. This feature is particularly useful for genres that emphasize playability and dynamics, such as jazz and pop. Furthermore, the keyboard's MIDI compatibility enables users to connect it to computers and use it with various music software, expanding its versatility for compositions and recordings.

In conclusion, the Casio CTK-630 is a versatile and feature-rich portable keyboard that caters to both novice and experienced musicians. Its combination of built-in tones and rhythms, user-friendly learning tools, and connectivity options make it an excellent choice for those looking to explore their musical creativity while enjoying the convenience of portability. Whether practicing at home or playing gigs, the CTK-630 stands out as an accessible and powerful instrument for all.