;==================================================================================
; The information contained herein is the exclusive property of
; Sunplus Technology Co. And shall not be distributed, reproduced,
; or disclosed in whole in part without prior written permission.
;       (C) COPYRIGHT 2004   SUNPLUS TECHNOLOGY CO.                                  
;                   ALL RIGHTS RESERVED
; The entire notice above must be reproduced on all authorized copies.
;==================================================================================
																					
;==================================================================================
;  Program Name		:	macro.asm
;  Description		:	The program define some  MACRO.		 
;  Reference		:	SPMC65P2404A/2408A Data Sheet
;  Revision history	:
;---------------------------------------------------------------------------------- 
;  Version		Date 		Description
;  1.0.0    	2004-9-11	First Edition
;===================================================================================

;.SYNTAX  6502							;process standard 6502 addressing syntax
;.LINKLIST								;generate linklist information
;.SYMBOLS								;generate symbolic debug information
;**********************************************************************************
;.PAGE0                                   
;.DATA									;define data storage section
;**********************************************************************************
.CODE
;************************************************************************************
;*																					*
;*      Macro Area   																*
;*																					*
;************************************************************************************
;==============================================
;	 bit clear
;==============================================
M_BitClr:	.macro	arg1,arg2
			lda		#1<<arg2
			eor		#$FF		
			and		arg1		
			sta		arg1
   			.endm
	
;==============================================
;	 bit set
;==============================================   			
M_BitSet:	.macro	arg1,arg2
			lda		#1<<arg2
			ora		arg1	
			sta		arg1
   			.endm
	
;==============================================
;	 bit inverse
;==============================================
M_BitInv:	.macro	arg1,arg2
			lda		#1<<arg2
			eor		arg1		
			sta		arg1
   			.endm

;==============================================
;      bit test 
;==============================================
M_Bittst:	.macro	arg1,arg2
			lda		#1<<arg2
			and		arg1	
   			.endm