move.asm

汇编小程序

               ORG 0000H
			   AJMP MAIN
			   ORG 0080H
MAIN:          CLR P2.0
               MOV P0,#28H
			   LCALL DELAY
			   MOV P0,#0FFH
			   SETB P2.0
			   CLR P2.1 
			   MOV P0,#7EH
			   LCALL DELAY
			   MOV P0,#0FFH
			   SETB P2.1
			   CLR P2.2
			   MOV P2,#0A2H
			   LCALL DELAY
			   MOV P0,#0FFH
			   SETB P2.2
			   CLR P2.3
			   MOV P0,#62H
			   LCALL DELAY
			   MOV P0,#0FFH
			   SETB P2.3
			   CLR P2.4
			   MOV P0,#74H
			   LCALL DELAY
			   MOV P0,#0FFH
			   SETB P2.4
			   CLR P2.5
			   MOV P0,#61H
			   LCALL DELAY
			   MOV P0,#0FFH
			   SETB P2.5
			   CLR P2.6
			   MOV P0,#21H
			   LCALL DELAY
			   MOV P0,#0FFH
			   SETB P2.6
			   CLR P2.7
			   MOV P0,#7AH
			   LCALL DELAY
			   SETB P2.7
			   MOV P0,#0FFH
			   AJMP MAIN
DELAY:         MOV R7,#2
D1:            MOV R6,#25
D2:            DJNZ R6,D2
               DJNZ R7,D1
			   RET
			   END++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++