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⌂ ∞ ▽ Elite on the 6502

Utility routines: ZEBC

[Commodore 64 version]

       Name: ZEBC                                                    [Show more]
       Type: Subroutine
   Category: Utility routines
    Summary: Zero-fill pages $B and $C

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




.ZEBC

 RTS                    ; Return from the subroutine, as ZEBC does nothing in
                        ; this version of Elite (it is left over from the BBC
                        ; Micro version)

 LDX #$C                ; Call ZES1 with X = $C to zero-fill page $C
 JSR ZES1

 DEX                    ; Decrement X to $B

                        ; Fall through into ZES1 to zero-fill page $B