; Trace2A.asm

             org    $1000
Data1   db      $22, $40, $48, $02
Data2   db      $44, $31, $24, $65, $53, $01, $FF

        org     $2000
        lds     #$2000          ; SP =?  ____$2000___________ <= example answer

        ldy     #Data2          ; Y = ?  _______________  
        
        ldaa    1,y                 ; A = ?  _______________  
        
                                         ; Y = ?  _______________  

        ldab    3,y+               ; B = ?  _______________  

                                         ; Y = ?  _______________ 
        
        ldx     #Data1           ; X = ?  _______________  
        
        ldaa    4,x+               ; A = ?  _______________ 

                                         ; X = ?  _______________  

        ldd     2,x+               ; A = ?  _______________  
        
                                        ; B = ?  _______________ 
 
                                        ; D = ?__________________

                                        ; X = ?  _______________  
     
        end
  ,,,,,,,,,,,,,,,,,,,,,,,,,,,      
      Solution:
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;  
       ; Trace2A.asm

        org     $1000
Data1   db      $22, $40, $48, $02
Data2   db      $44, $31, $24, $65, $53, $01, $FF

        org     $2000
        lds     #$2000          ; SP =?  ____$2000___________ <= example answer

        ldy     #Data2          ; Y = ?  _____ $1004_______ 
        
        ldaa    1,y                ; A = ?  ______$31_______ 
        
                                        ; Y = ?  ______$1004_______ 

        ldab    3,y+             ; B = ?  _______$44_______ 

                                       ; Y = ?  _______$1007_______ 
        
        ldx     #Data1          ; X = ?  _______$1000_______ 
        
        ldaa    4,x+             ; A = ?  ________$22_______ 

                                       ; X = ?  ________$1004_______ 

        ldd     2,x+              ; A = ?  ________$44_______ 
        
                                       ; B = ?  _________$31_______ 

                                        ; D = ?________$4431__________
        
                                       ; X = ?  _________$1006_______ 
     
        end