dptrpro.src

来自「51单片机学习的源代码」· SRC 代码 · 共 34 行

; dptrpro.SRC generated from: dptrpro.c


NAME	DPTRPRO

?PR?main?DPTRPRO     SEGMENT CODE 
	EXTRN	CODE (?C_STARTUP)
	PUBLIC	main
; #pragma SRC
; #define    ADDR ((unsigned char volatile xdata *)(0x1000))    
; main()

	RSEG  ?PR?main?DPTRPRO
main:
	USING	0
			; SOURCE LINE # 3
; {
			; SOURCE LINE # 4
;     unsigned char i=0;//定义8bits的变量
			; SOURCE LINE # 5
;---- Variable 'i?040' assigned to Register 'R7' ----
;     i=*ADDR;//将1000h中的数据取出放入变量中
			; SOURCE LINE # 6
	MOV  	DPTR,#01000H
	MOVX 	A,@DPTR
	MOV  	R7,A
?C0001:
;     while(1);//程序结束
			; SOURCE LINE # 7
	SJMP 	?C0001
; END OF main

	END