Yamaha YM3526
Encyclopedia
The YM3526, aka OPL is a sound chip
developed by Yamaha as a low-cost nine channel, two operator FM synthesis
chip. It was notably used in a Commodore 64
expansion, the Sound Expander, as well as several Arcade game
s, such as Bubble Bobble
.
A very closely related chip is the Y8950
, or MSX-AUDIO, which was used as an MSX
expansion. It is essentially a YM3526 with ADPCM recording and playback capability.
Sound chip
A sound chip is an integrated circuit designed to produce sound . It might be doing this through digital, analog or mixed-mode electronics...
developed by Yamaha as a low-cost nine channel, two operator FM synthesis
Frequency modulation synthesis
A 220 Hz carrier tone modulated by a 440 Hz modulating tone with various choices of modulation index, β. The time domain signals are illustrated above, and the corresponding spectra are shown below ....
chip. It was notably used in a Commodore 64
Commodore 64
The Commodore 64 is an 8-bit home computer introduced by Commodore International in January 1982.Volume production started in the spring of 1982, with machines being released on to the market in August at a price of US$595...
expansion, the Sound Expander, as well as several Arcade game
Arcade game
An arcade game is a coin-operated entertainment machine, usually installed in public businesses such as restaurants, bars, and amusement arcades. Most arcade games are video games, pinball machines, electro-mechanical games, redemption games, and merchandisers...
s, such as Bubble Bobble
Bubble Bobble
is an arcade game by Taito, first released in 1986 and later ported to numerous home computers and game consoles. The game, starring the twin Bubble Dragons and , is an action-platform game in which players travel through one hundred different stages, blowing and bursting bubbles, avoiding...
.
A very closely related chip is the Y8950
Yamaha Y8950
thumb|Y8950Yamaha Y8950 is a sound chip, produced in 1984. This model was used in MSX-Audio cartridge for MSX personal computer.This chip was introduced in three cardridge models:*Philips NMS-1205*Toshiba HX-MU900*Panasonic FS-CA1-Features:...
, or MSX-AUDIO, which was used as an MSX
MSX
MSX was the name of a standardized home computer architecture in the 1980s conceived by Kazuhiko Nishi, then Vice-president at Microsoft Japan and Director at ASCII Corporation...
expansion. It is essentially a YM3526 with ADPCM recording and playback capability.