锟皆碉拷片锟斤拷锟斤拷锟桔硷拷锟斤拷A锟斤拷锟竭硷拷锟斤拷锟斤拷锟斤拷
CLR A 锟斤拷锟斤拷A锟叫碉拷值锟斤拷0锟斤拷锟斤拷锟斤拷锟节碉拷锟街斤拷指锟筋，锟斤拷MOV A锟斤拷#00H效锟斤拷锟斤拷同锟斤拷
CPL A 锟斤拷锟斤拷A锟叫碉拷值锟斤拷位取锟斤拷
RL A 锟斤拷锟斤拷A锟叫碉拷值锟竭硷拷锟斤拷锟斤拷
RLC A 锟斤拷锟斤拷A锟叫碉拷值锟斤拷锟较斤拷位位锟斤拷锟斤拷锟竭硷拷锟斤拷锟斤拷
RR A 锟斤拷锟斤拷A锟叫碉拷值锟斤拷锟斤拷锟竭硷拷锟斤拷锟斤拷
RRC A 锟斤拷锟斤拷A锟叫碉拷值锟斤拷锟较斤拷位位锟斤拷锟斤拷锟竭硷拷锟斤拷锟斤拷
SWAP A 锟斤拷锟斤拷A锟叫碉拷值锟竭★拷锟斤拷4位锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷A锟斤拷=73H锟斤拷锟斤拷执锟斤拷CPL A锟斤拷锟斤拷锟斤拷锟斤拷锟叫ｏ拷
73H锟斤拷为锟斤拷锟斤拷锟斤拷为01110011锟斤拷
锟斤拷位取锟斤拷锟斤拷为 10001100锟斤拷也锟斤拷锟斤拷8CH锟斤拷
RL A锟角斤拷锟斤拷A锟斤拷锟叫碉拷值锟侥碉拷7位锟酵碉拷锟斤拷0位锟斤拷锟斤拷0位锟斤拷1位锟斤拷锟斤拷锟斤拷锟斤拷锟狡★拷
锟斤拷锟斤拷A锟叫碉拷值为68H锟斤拷执锟斤拷RL A锟斤拷68H锟斤拷为锟斤拷锟斤拷锟斤拷为01101000锟斤拷锟斤拷锟斤拷图锟斤拷锟斤拷锟狡讹拷锟斤拷01101000锟斤拷为11010000锟斤拷锟斤拷D0H锟斤拷
RLC A锟斤拷锟角斤拷锟斤拷A锟斤拷锟叫碉拷值锟斤拷锟较斤拷位位锟斤拷C锟斤拷锟斤拷锟斤拷锟斤拷位锟斤拷
锟斤拷锟斤拷A锟叫碉拷值为68H锟斤拷C锟叫碉拷值为1锟斤拷锟斤拷执锟斤拷RLC A
1 01101000锟襟，斤拷锟斤拷锟�0 11010001锟斤拷也锟斤拷锟斤拷C锟斤拷位位锟斤拷值锟斤拷锟斤拷锟�0锟斤拷锟斤拷锟斤拷A锟斤拷锟斤拷锟斤拷锟斤拷D1H锟斤拷
RR A锟斤拷RRC A锟酵诧拷锟斤拷谈锟剿ｏ拷锟斤拷锟揭参匡拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷习锟缴★拷
SWAP A锟斤拷锟角斤拷A锟叫碉拷值锟侥高★拷锟斤拷4位锟斤拷锟叫斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷A锟斤拷=39H锟斤拷锟斤拷执锟斤拷SWAP A之锟斤拷A锟叫碉拷值锟斤拷锟斤拷93H锟斤拷锟斤拷么锟斤拷锟斤拷锟斤拷锟斤拷么前锟襟交伙拷锟截ｏ拷锟斤拷为锟斤拷锟斤拷一锟斤拷16锟斤拷锟斤拷锟斤拷锟斤拷每1锟斤拷16锟斤拷位锟斤拷锟街达拷锟斤拷4锟斤拷锟斤拷锟斤拷位锟斤拷注锟解，锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷模锟斤拷锟紸锟斤拷=39锟斤拷锟斤拷锟斤拷没H锟斤拷执锟斤拷SWAP A之锟襟，可诧拷锟角ｏ拷A锟斤拷=93锟斤拷要锟斤拷锟斤拷锟斤拷锟缴讹拷锟斤拷锟斤拷锟斤拷锟姐：39锟斤拷为锟斤拷锟斤拷锟斤拷锟斤拷10111锟斤拷也锟斤拷锟斤拷0001锟斤拷0111锟斤拷4位锟斤拷0001锟斤拷锟斤拷4位锟斤拷0111锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷01110001锟斤拷也锟斤拷锟斤拷71H锟斤拷锟斤拷113锟斤拷
锟斤拷习锟斤拷锟斤拷知锟斤拷A锟斤拷=39H锟斤拷执锟斤拷锟斤拷锟叫碉拷片锟斤拷指锟斤拷锟叫达拷锟矫匡拷锟斤拷慕锟斤拷
CPL A
RL A
CLR C
RRC A
SETB C
RLC A
SWAP A
通锟斤拷前锟斤拷锟窖帮拷锟斤拷锟斤拷锟斤拷丫锟斤拷锟斤拷锟斤拷锟斤拷嗟币伙拷锟斤拷莸牡锟狡拷锟街革拷睿拷锟揭讹拷锟斤拷些锟斤拷锟斤拷牡锟狡拷锟街革拷锟斤拷锟斤拷也锟斤拷些锟结烦锟剿ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟铰ｏ拷锟斤拷锟斤拷实锟介。
实锟斤拷锟藉：
ORG 0000H
LJMP START
ORG 30H
START:
MOV SP,#5FH
MOV A,#80H
LOOP:
MOV P1,A
RL A
LCALL DELAY
LJMP LOOP
delay:
mov r7,#255
d1: mov r6,#255
d2: nop
nop
nop
nop
djnz r6,d2
djnz r7,d1
ret
END
锟斤拷锟斤拷锟斤拷锟角斤拷锟斤拷锟斤拷写锟斤拷片锟叫ｏ拷装锟斤拷实锟斤拷澹拷锟揭伙拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟铰吧★拷
前锟斤拷锟斤拷ORG 0000H锟斤拷LJMP START锟斤拷ORG 30H锟斤拷锟斤拷锟斤拷锟皆猴拷锟斤拷锟斤拷锟斤拷锟絊TART锟斤拷始锟斤拷MOV SP锟斤拷#5FH锟斤拷锟斤拷锟角筹拷始锟斤拷锟斤拷栈锟斤拷锟节憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟睫此撅拷锟睫关斤拷要锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷始锟接达拷锟斤拷锟斤拷谋锟教ｏ拷锟斤拷也锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟较帮拷甙伞锟�
MOV A锟斤拷#80H锟斤拷锟斤拷80H锟斤拷锟斤拷锟斤拷偷锟紸锟斤拷去锟斤拷锟斤拷什么锟截ｏ拷锟斤拷知锟斤拷锟斤拷锟斤拷锟铰匡拷锟斤拷
MOV P1锟斤拷A锟斤拷锟斤拷A锟叫碉拷值锟酵碉拷P1锟剿匡拷去锟斤拷锟斤拷时A锟叫碉拷值锟斤拷80H锟斤拷锟斤拷锟斤拷锟酵筹拷去锟斤拷也锟斤拷锟斤拷80H锟斤拷锟斤拷锟絇1锟节碉拷值锟斤拷80H锟斤拷也锟斤拷锟斤拷10000000B锟斤拷通锟斤拷前锟斤拷姆锟斤拷锟斤拷锟斤拷锟斤拷锟接︼拷锟街拷锟斤拷锟斤拷锟绞盤1锟斤拷7锟接碉拷LED锟角诧拷锟斤拷锟侥ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷LED锟斤拷锟斤拷锟斤拷锟侥ｏ拷锟斤拷锟皆撅拷锟轿筹拷锟斤拷一锟斤拷“锟斤拷锟斤拷”锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷RL A锟斤拷RL A锟角斤拷A锟叫碉拷值锟斤拷锟斤拷锟斤拷锟狡ｏ拷锟斤拷一锟铰ｏ拷锟斤拷之锟斤拷慕锟斤拷锟斤拷什么锟斤拷锟斤拷锟剿ｏ拷锟斤拷01H锟斤拷也锟斤拷锟斤拷00000001B锟斤拷锟斤拷锟斤拷锟斤拷应锟斤拷锟角斤拷锟斤拷P1锟斤拷0锟较碉拷LED锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥讹拷锟斤拷锟剿ｏ拷锟斤拷锟斤拷锟斤拷锟较匡拷“锟斤拷锟斤拷”锟斤拷锟斤拷锟剿猴拷锟芥。然锟斤拷锟角碉拷锟斤拷锟斤拷时锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷呛锟斤拷锟较わ拷耍锟斤拷锟斤拷锟斤拷“锟斤拷锟斤拷”“锟斤拷”一锟斤拷锟斤拷锟饺伙拷锟斤拷值锟阶拷锟絃OOP锟斤拷锟斤拷LJMP LOOP锟斤拷锟斤拷锟斤拷锟揭硷拷锟斤拷一锟铰ｏ拷锟斤拷锟斤拷锟斤拷母锟斤拷撇锟斤拷锟斤拷恕锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷耍锟接︼拷锟斤拷墙锟斤拷锟絇1锟斤拷1锟较灯诧拷锟斤拷锟剿★拷锟斤拷锟斤拷锟斤拷锟斤拷循锟斤拷锟斤拷锟斤拷锟轿筹拷锟斤拷“锟斤拷锟斤拷锟斤拷锟斤拷”锟斤拷一锟斤拷锟斤拷
锟斤拷锟解：
锟斤拷锟绞碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷胃谋锟斤拷锟斤拷锟斤拷姆锟斤拷锟�
锟金案ｏ拷
1锟斤拷锟斤拷A锟叫的筹拷始值锟斤拷为7FH锟斤拷锟缴★拷
2锟斤拷锟斤拷RL A锟斤拷为RR A锟斤拷锟缴★拷