Super NES Programming/Initialization Tutorial/header

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This header is almost entirely written by Bazz. Use it in your own code!

 ;==LoRom==      ; We'll get to HiRom some other time.
 
 .MEMORYMAP                      ; Begin describing the system architecture.
   SLOTSIZE $8000                ; The slot is $8000 bytes in size. More details on slots later.
   DEFAULTSLOT 0
   SLOT 0 $8000                  ; Defines Slot 0's starting address.
 .ENDME          ; End MemoryMap definition
 
 .ROMBANKSIZE $8000              ; Every ROM bank is 32 KBytes in size
 .ROMBANKS 8                     ; 2 Mbits - Tell WLA we want to use 8 ROM Banks
 
 .SNESHEADER
   ID "SNES"                     ; 1-4 letter string, just leave it as "SNES"
   
   NAME "SNES Tile Demo       "  ; Program Title - can't be over 21 bytes,
   ;    "123456789012345678901"  ; use spaces for unused bytes of the name.
 
   SLOWROM
   LOROM
 
   CARTRIDGETYPE $00             ; $00 = ROM only, see WLA documentation for others
   ROMSIZE $08                   ; $08 = 2 Mbits,  see WLA doc for more..
   SRAMSIZE $00                  ; No SRAM         see WLA doc for more..
   COUNTRY $01                   ; $01 = U.S.  $00 = Japan  $02 = Australia, Europe, Oceania and Asia  $03 = Sweden  $04 = Finland  $05 = Denmark  $06 = France  $07 = Holland  $08 = Spain  $09 = Germany, Austria and Switzerland  $0A = Italy  $0B = Hong Kong and China  $0C = Indonesia  $0D = Korea
   LICENSEECODE $00              ; Just use $00
   VERSION $00                   ; $00 = 1.00, $01 = 1.01, etc.
 .ENDSNES
 
 .SNESNATIVEVECTOR               ; Define Native Mode interrupt vector table
   COP EmptyHandler
   BRK EmptyHandler
   ABORT EmptyHandler
   NMI VBlank
   IRQ EmptyHandler
 .ENDNATIVEVECTOR
 
 .SNESEMUVECTOR                  ; Define Emulation Mode interrupt vector table
   COP EmptyHandler
   ABORT EmptyHandler
   NMI EmptyHandler
   RESET Start                   ; where execution starts
   IRQBRK EmptyHandler
 .ENDEMUVECTOR
 
 .BANK 0 SLOT 0                  ; Defines the ROM bank and the slot it is inserted in memory.
 .ORG 0                          ; .ORG 0 is really $8000, because the slot starts at $8000
 .SECTION "EmptyVectors" SEMIFREE
 
 EmptyHandler:
        rti
 
 .ENDS
 
 .EMPTYFILL $00                  ; fill unused areas with $00, opcode for BRK.  
                                 ; BRK will crash the snes if executed.