YM2149 Datasheet - Yamaha

Software-Controlled Sound Generator

YM2149 Features

* 5V single power supply

* Easy connection to 8 bit or 16 bit CPU

* Simple connection to external system through 2 sequence 8 bit 1/0 port

* Wide voicing range of 8 octaves

* Smooth attenuation by 5 bit envelope generator

* Built-in 5 bit D/A convertor

YM2149 General Description

OF PINS I. DA7 ~DAO This is an 8 bit bidirectional data bus which is used for moving data and addresses between the SSG and CPU. In the read and write modes, DA7 ~ DAO corresponds to B7 ~ BO of the register array. In the address mode, DA3 ~ DAO is usde for the register address, and DA7 ~ DA4 is use.

YM2149 Datasheet (2.93 MB)

YM2149 Datasheet Preview — Preview of YM2149 PDF

Datasheet Details

Part number:

YM2149

Manufacturer:

Yamaha

File Size:

2.93 MB

Description:

Software-controlled sound generator.
YAMAHK i. s I YM2149 Software-Controlled Sound Generator (SSG) OVERVIEW The SSG (Software-Controlled Sound Generator) is an NMOS-LSI device d.

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