The Yamaha YMF262 also known as the OPL3 (OPL is an acronym for FM Operator Type-L), is an improved version of the sound chipYamaha YM3812 (OPL2). It adds the following features: Image File history File links Metadata No higher resolution available. ... Image File history File links Metadata No higher resolution available. ... Yamaha redirects here. ... It has been suggested that this article or section be merged with Backronym and Apronym (Discuss) Acronyms and initialisms are abbreviations, such as NATO, laser, and ABC, written as the initial letter or letters of words, and pronounced on the basis of this abbreviated written form. ... A sound chip is an integrated circuit (i. ... Yamaha YM3812 The Yamaha YM3812 also known as the OPL2 (OPL is an acronym for FM Operator Type-L) is a sound chip (i. ...
Twice as many channels (18 instead of 9)
Simple stereo (hard left, center or hard right)
4 new waveforms (alternating-sine, "camel"-sine, square and logarithmic saw)
4 oscillator mode (combines 2 channels together, for maximum 6 channels)
Less time spent busy-waiting for a response from the chip, improved latency and system performance (the OPL2 required pretty long delays)
This chip is used for the Sound Blaster Pro 2.0 and for the MSX sound card MoonSound (in conjunction with the Yamaha YMF278). To wait for an event by iterating through a tight loop or time-delayed loop that polls for the occurrence of the event on each pass rather than calling an interrupt and continuing execution on another part of the process. ... Latency is a time delay between the moment something is initiated, and the moment one of its effects begins. ... The Sound Blaster logo The Sound Blaster family of sound cards was for many years the de facto standard for audio on the IBM PC compatible system platform, before PC audio became commoditized, and backward-compatibility became less of a feature. ... Sony MSX 1, Model HitBit-10-P MSX was the name of a standardized home computer architecture in the 1980s. ...
External links
ucapps.de MIDIbox FM (YMF262-based DIY synthesizer)
AdlibTracker.net Adlib Tracker II (YMF262-Tracker)
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