.dn2 JSR BOOP ; Call the BOOP routine to make a low, long beep LDY #25 ; Wait for 25 delay loops and return from the subroutine JMP DELAY ; using a tail call
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Subroutine BOOP (category: Sound)
Make a long, low beep
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Subroutine DELAY (category: Utility routines)
Wait for a specified time, measured in loop iterations