书籍8051入门篇

				;5-9-2.ASM
				;
				RESET   EQU     0000H   	;RESET
				DEBUG   EQU     0       	;PROGRAM IN RUN MODE
				;
				$MOD51
				        ORG     RESET   	;RESET FROM 0000H
				        MOV     A,#12H          ;A=12H
				        ADD     A,#00110100B    ;A=A+34H
				IF (DEBUG)
				        MOV     P1,A            ;P1=A IN DEBUG MODE
				ELSE
				        MOV     SBUF,A          ;SBUF=A IN NOT DEBUG MODE
				ENDIF
				        END