handy.mac

来自「cypress usb2.0带宽测试程序源代码」· MAC 代码 · 共 59 行

; ------------
; Handy macros 
; ------------
LDREG		MACRO 	ad,val		; Load accum with external memory value
		mov	a,val		; Example usage: LDREG EP4BCL,#80h
		mov	dptr,#ad
		movx	@dptr,a
		ENDM
;
RDREG		MACRO	ad		; Read ext memory value into accum
		mov	dptr,#ad
		movx	a,@dptr
		ENDM
;
JBH		MACRO 	ad,b,des	; jump on bit high
		mov	dptr,#ad	; Example usage: JBH Regname,BitNum,Address
		movx	a,@dptr
		jb	acc.b,des
		ENDM

JBL		MACRO 	ad,b,des	; jump on bit low
		mov	dptr,#ad
		movx	a,@dptr
		jnb	acc.b,des
		ENDM
;
L1_ON		MACRO
		mov	dptr,#0B000h
		movx	a,@dptr
		ENDM
L2_ON		MACRO
		mov	dptr,#0A000h
		movx	a,@dptr
		ENDM
L3_ON		MACRO
		mov	dptr,#09000h
		movx	a,@dptr
		ENDM
L4_ON		MACRO
		mov	dptr,#08000h
		movx	a,@dptr
		ENDM
L1_OFF		MACRO
		mov	dptr,#0B100h
		movx	a,@dptr
		ENDM
L2_OFF		MACRO
		mov	dptr,#0A100h
		movx	a,@dptr
		ENDM
L3_OFF		MACRO
		mov	dptr,#09100h
		movx	a,@dptr
		ENDM
L4_OFF		MACRO
		mov	dptr,#08100h
		movx	a,@dptr
		ENDM