Yamaha ym3812 application manual

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Want more? Advanced embedding details, examples, and help! This document complements the datasheet and should be used instead of the datasheet to learn how to program the YM Bit 2 will reset the phase generator offset to 0 every tick, which combined with 0x10 to set the frequency LSB which is added to the phase generator offset , can be used to crudely force the DAC to any specific value in the sine wave.

Internally data bus connected to 8-bit multiplexer and with right combination of chip's pins it's possible to configure it. Internal instrument bus connected to this multiplexer, so it's possible to dump it.

Fellow Yamaha enthusiast NukeYKT dumped the instrument and rhythm tables using the aforementioned debug mode. The tables are reproduced here:. Top level. Silicon Pr0n. Show pagesource. Old revisions. Recent Changes. Table of Contents Official Documentation:. The YM application manual is not scanned. If you have a copy, please let us know!