KK8048 查看數據表（PDF） - Kodenshi Auk Co., LTD

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KK8048

Melody Generator with Accompaniment

Kodenshi Auk Co., LTD 

KK8048

BLOCK DIAGRAM

OSC1

OSC2

SEL1

SEL2

MT

OSCI L LA TOR

CONTROL

RHYTHM

ROM

TEMPO ROM

RHYTHM

GENERATOR

A CCOMPA NMENT

GENERATOR

MELODY

ROM

MELODY ROM

A DDRESS

COUNTER

CONTROL ROM

TONE

GENERATOR

ENVELOPE

MI X ER

ENVELOPE

MI X ER

DRI V ER

ENV1

ENV2

MO

B/ E

P1

OUT1

OUT2

PIN DESCRIPTION

Pin. No. Pin Name

1

OSC1

2

OSC2

Pull-Down

Resistor

-

-

3

SEL1

Provided

4

VSS

-

5

ENV1

-

6

ENV2

-

7

MO

-

8

VDD

-

Functions

A resistor is connected between both terminals to from a ring

oscillator, or external reference signals are applied to OSC1.

For binary selection: this Terminal in Conjunction with SEL1, selects a Melody.

For direct selection: Selects Melody 2 and Controls Start and Stop of it’s

Performance.

Power Supply Terminal (0V).

Connects Resistor and Capacitor to add Envelope to Main Melody.

Connects Resistor and Capacitor to add Envelope to Accompaniment.

Output Terminal or Acoustic Signals that have not been Amplified.

3.0V to 5.0V Operating Voltage

2

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