     $D3/211:   Cursor Column on current Line, including Wrap-round Line, if any

    Kernal-Reference:

     CMP $D3     : $E6BD $E8A5 $E8B7
     CPY $D3     : $E7FA $E817
     INC $D3     : $E654 $E6B9
     LDA $D3     : $E56E $E83C $F15B
     LDY $D3     : $E515 $E63A $E721 $EA1C $EA40
     STA $D3     : $E577 $E62A $E6FE $E7C4 $E843
     STX $D3     : $E705 $E899
     STY $D3     : $E50E $E568 $E617 $E713 $E75D $E79A $E7A8 $E85F