Sound: BEEP

       Name: BEEP                                                    [Show more]
       Type: Subroutine
   Category: Sound
    Summary: Make a short, high beep
    Context: See this subroutine in context in the source code
 References: This subroutine is called as follows:
             * dn2 calls BEEP
             * Main flight loop (Part 11 of 16) calls BEEP
             * R5 calls BEEP


.BEEP

 LDY #sfxbeep           ; Call the NOISE routine with Y = sfxbeep to make a
 BNE NOISE              ; short, high beep, returning from the subroutine using
                        ; a tail call (this BNE is effectively a JMP as Y will
                        ; never be zero)