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⌂ ∞ ▽ Elite on the BBC Micro and NES

Save and load: TR1

[BBC Micro disc version, Docked]

       Name: TR1                                                     [Show more]
       Type: Subroutine
   Category: Save and load
    Summary: Copy the last saved commander's name from NA% to INWK

    Context: See this subroutine in context in the source code
 Variations: See code variations for this subroutine in the different versions
 References: This subroutine is called as follows:
             * GTNMEW calls TR1




.TR1

 LDX #7                 \ The commander's name can contain a maximum of 7
                        \ characters, and is terminated by a carriage return,
                        \ so set up a counter in X to copy 8 characters

.GTL2

 LDA NA%,X              \ Copy the X-th byte of NA% to the X-th byte of INWK+5
 STA INWK+5,X

 DEX                    \ Decrement the loop counter

 BPL GTL2               \ Loop back until we have copied all 8 bytes

 RTS                    \ Return from the subroutine