汇编语言程序

Question

ORG 0000H AJMP MAIN ORG 0030HMAIN: MOV SCON,#00H CLR ES MOV DPTR,#TABLOOP: MOVX A,@DPTR MOV SBUF,AWAIT: JNB TI,WAIT SETB P1.0 ACALL DELAY CLR TI INC DPTR MOV A,82 CJNE A,#10H,LOOP AJMP MAINDELAY: MOV R7,#250 D1: MOV R6,#200 DJNZ R6,$ DJNZ R7,D1 RETTAB: DB 3F,06,5B,4F,66,6D,7D,07,7F,6F,77,7C,39,5E,79,71 END第22行还有错误，求大神帮助修改下

Answer 1

ORG 0000H
AJMP MAIN
ORG 0030H
MAIN: MOV SCON,#00H
CLR ES
MOV DPTR,#TAB
LOOP: MOVX A,@DPTR
MOV SBUF,A
WAIT: JNB TI,WAIT
SETB P1.0
ACALL DELAY
CLR TI
INC DPTR
MOV A,82
CJNE A,#10H,LOOP
AJMP MAIN
DELAY: MOV R7,#250
D1: MOV R6,#200
DJNZ R6,$
DJNZ R7,D1
RETTAB: DB 3F,06,5B,4F,66,6D,7D,07,7F,6F,77,7C,39,5E,79,71
-------------------------------------------------------------
RETTAB: DB 3F,06,5B,4F,66,6D,7D,07,7F,6F,77,7C,39,5E,79,71
中，定义的是16进制，你看把3F改成3FH，其他也加一下，效果如何？