YSS915 player equivalent, karaoke processor 2 for video disc player.
allow achieving the functions needed for the Karaoke system by using only one LSI chip. As for the microphone echoes, many other types of echoes are available in addition.
The functions of KP2 (YSS216B) can be used. The registers are compatible, except that the coefficient registers (addresses $27 and $30 to $33) of KP2 that controls the analog audio input and analog microphone echo output cannot be used because YSS903.
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