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⌂ ∞ ▽ Aviator on the BBC Micro

Dashboard: UpdateIndicator (Part 12 of 15)

       Name: UpdateIndicator (Part 12 of 15)                         [Show more]
       Type: Subroutine
   Category: Dashboard
    Summary: Logic for checking which indicator to update

    Context: See this subroutine in context in the source code
 References: No direct references to this subroutine in this source file




.uind23

                        \ If we get here then X > 6

 CPX #7                 \ If X = 7, jump up to uind20 to update indicator 7
 BEQ uind20

 CPX #9                 \ If X < 9 (i.e. X = 8), jump down to uind25 to update
 BCC uind25             \ indicator 8

 BEQ uind24             \ If X = 9, jump down to uind24 to update indicator 9

 CPX #11                \ If X < 11 (i.e. X = 10), jump down to uind25 to update
 BCC uind25             \ indicator 10

 BEQ uind26             \ If X = 11, jump down to uind26 to update indicator 11

                        \ If we get here then X > 11, which should not happen,
                        \ but if it does, we simply do nothing

 RTS                    \ Return from the subroutine