The BOOP subroutine - Elite on the BBC Micro and NES

       Name: BOOP                                                    [Show more]
       Type: Subroutine
   Category: Sound
    Summary: Make a long, low beep
    Context: See this subroutine in context in the source code
 References: This subroutine is called as follows:
             * HME2 calls BOOP
             * Main flight loop (Part 3 of 16) calls BOOP
             * WARP calls BOOP


.BOOP

 LDY #soboop            \ Call the NOISE routine with Y = 0 to make a long, low
 BRA NOISE              \ beep, returning from the subroutine using a tail call

Sound: BOOP

[BBC Master version]