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Here are some facts about IO used on SB Live! board.
Here is outline drawing of important componets on SB Live! Value card.
This is the AC`97 Codec. It is AD/DA converter and mixer.
These are the signals we examine.
This picture shows how AC`97 connects to EMU chip.
SYNC is used as LRCLK and SDATA_OUT as SDATA in my modification.
The numbers coresponds to chip pins.
This is DA converter for rear channel.
WS coresponds to LRCLK signal, DATAI coresponds to SDATA.
