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|      .  _  __  __  .  _  ____   __  _  __                                |
| .:../ \/"\(  \:" \/ \/ \/" __\:(" \( \/  ):.                             |
| ..:/   \  \  ||  |   \  \  " /_|  |:\   /..:                             |
| :./  /  /  \ |/  | /  /  \ ___/\  |_/__/\.:.     EXPLAINS.... :          |
| :/__/__/___/______/__/___/_____/\_______/.:.                             |
| +----[ BrEaKs AgAin Da LiMiTs ]---(__/(My!)+                             |
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GBASM Small Documentation :
---------------------------

HeRe's a Small GameBoy PrOgRaMme.
It DoEs NoThiNg, it's Just To sHoW Ya The FoRm of a GameBoy Prg.

flag		equ	0		; label flag = 0

macro_example	macro	#p1,#p2,ect...
		here use the parameters #p1 #p2 ect...
		endm

		org	#0150		; Assemble at adress #0150

start		di			; Disable interruptions

		ld	sp,#e000	; Initialize stack pointer

		sub	a		; Clear all interruptions
		ldz	(#ff0f),a
		ldz	(#ffff),a

		ldz	(#ff41),a	; Initialize lcdc status

		ldz	(#ff42),a	; Initialize scroll x y position
		ldz	(#ff43),a

		ld	a,%00110110	; Initialize background palette
		ldz	(#ff47),a

		ld	a,%00110110	; Initialize sprite palette
		ldz	(#ff48),a

		ldz	a,(#ff40)	; Test if lcd is already off
		add	a,a
		jr	nc,lcd_off

wait_vbl	ldz	a,(#ff44)	; Wait start of vbl
		cp	#90
		jr	nz,wait_vbl

		sub	a		; stop lcd
		ldz	(#ff40),a

lcd_off		ld	hl,#8000	; Clear vram
		ld	bc,#2000
		call	clear

		ld	hl,#c000	; Clear ram
		LD	bc,#1ffe
		call	clear

		ld	hl,#ff80	; Clear wram
		ld	bc,#7f
		call	clear

		ld	a,#e7		; Active lcd
		ldz	(#ff40),a
		ret

clear		sub	a		; clear memory
		ld	(hli),a
		dec	bc
		ld	a,b
		or	c
		jr	nz,clear
		ret

		if	flag=1		; Conditional assembling

		include	filename.zsm

		org	#021234		; Assemble bank 2,adress 1234

		incbin	filename.zsm

		endif



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...> That's All... 
     (MuMbLy / ASGARD)
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