“Yamaha Y8950”的意思、由来-开放百科全书

词条

Yamaha Y8950

释义

Features
Software Support
References
External links

The Yamaha Y8950 is a sound chip, produced in 1984. Essentially a Yamaha YM3526 with an ADPCM encoder/decoder added on, it is also known as MSX-Audio as it was designed for inclusion in an expansion cartridge for the MSX personal computer.

This chip was introduced in three cartridge models:

Philips NMS-1205
Toshiba HX-MU900
Panasonic FS-CA1

Features

Compatibility with the Yamaha YM3526
Nine voices of Yamaha FM
Two sound-generation modes available: Simultaneous sounding of nine tones or 6 melodies and five rhythms (Compatible with the character and pattern telephone access information network system and teletex).
Built-in vibrato and AM oscillators
Built-in accelerated 4-bit ADPCM speech analysis/synthesis circuits
Possibility of connecting an external 256-kB RAM plus 256-kB ROM
Built-in 8-bit input/output ports for keyboard scanning
Built-in 4-bit general purpose I/O port
Two built-in general purpose timers
TTL compatible input/output
Si-gate CMOS LSI
5V single power supply
64-pin SDIP encapsulation (the same thing was used on the V9938)

Software Support

The Y-8950 is supported by almost all software which contains music composed in SoundTracker, (Moonblaster, Oracle, Super Music Editor or Magic Music Module Combi, etc.). All these editors support the ADPCM sample unit.

Other software which makes use of the ADPCM sampler. such as Trax Player by NOP (a program to play songs (samples) directly from disk, while loading).

All software, that supports FM-PAC also supports MSX Audio

References

The Ultimate MSX FAQ - MSX-Audio Section (Retrieved on 2008-01-02).

External links

Frequently asked questions about MSX-music

1 : Yamaha sound chips

随便看

开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。