Fix ADPCMA distortion - Githubissues

jotego / jt12

FM sound source written in Verilog, fully compatible with YM2612, YM3438 (JT12), YM2203 (JT03) and YM2610 (JT10)

GNU General Public License v3.0

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Closed greyrogue closed 4 years ago

greyrogue commented 4 years ago

ADPCMA channels should turn off when the sample ends (end_address reached)
ADPCMA channels need to reset the accumulator when a new key_on event (aon) is received, regardless of whether the last sample has completed

greyrogue commented 4 years ago

Fixes audio distortion in many Neo Geo games (e.g. Twinkle Star Sprites).