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A3D8: Sounds: Walk Low
Used by the routine at SoundsWalking.
The second part of SoundsWalking, which plays the lower of the two footsteps. The sample for SoundsWalking includes both footsteps, so there is no separate sample for this one.
SoundsWalkLow A3D8 AND %00000001 Keep only bit 0.
A3DA RET Z Return if the counter is even.
A3DB LD BC,$6004 B=60 (the half period) and C=04 (the number of cycles).
A3DE JR SoundsBeep Jump to SoundsBeep to play the tone.
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