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Revert "Revert "Fix issue #567: LFO disable/enable behavior for YM2151.""

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tildearrow 2022-07-17 00:06:04 -05:00 committed by GitHub
parent d109f53169
commit 60a52d3b9f
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1 changed files with 13 additions and 5 deletions
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8
src/engine/platform/arcade.cpp
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@ -616,6 +616,12 @@ int DivPlatformArcade::dispatch(DivCommand c) {
break;
}
case DIV_CMD_FM_LFO: {
if(c.value==0) {
rWrite(0x01,0x02);
}
else {
rWrite(0x01,0x00);
}
rWrite(0x18,c.value);
break;
}
@ -939,6 +945,8 @@ void DivPlatformArcade::reset() {
pmDepth=0x7f;
//rWrite(0x18,0x10);
immWrite(0x01,0x02); // LFO Off
immWrite(0x18,0x00); // LFO Freq Off
immWrite(0x19,amDepth);
immWrite(0x19,0x80|pmDepth);
//rWrite(0x1b,0x00);