bai 3 su dung cau lenh lap.ppt
TRANSCRIPT
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Th ba ngy 12 thng 04 nm 2016 Kim tra bi c:
Em hy nu hnh ng ca Ra tng ng vi c c !"nh
HOME
CSFD n
RT k BK n
LT k
Ra v v tr xut pht
Ra ti n v tr!"# n $!"# %&a '(n #h)i* ra v v tr xut pht
Ra +ua, ph-i k ./
Ra 0i 01i 'au n $!"#
Ra +ua, tri k ./
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Th nm ngy 24 thng 03 nm 2011
Em hy vit cc lnh Ra v c hnh sau
200
2 0 0
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2 0 0
200
FD 200RT 90
FD 200
RT 90
FD 200
RT 90FD 200
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Bi 3: S dng cu lnh lp
1.Cu lnh lp:
Repeat 4 [FD 100 RT 90]
$r%ng !%g% !"nh !&' (c vi)t !:
RE2E3T*+c ! ri,'-t.
/i !"nh ny thay ch% b0y 12ng !"nh trnch3ng ta ch4 c5n vi)t nh #au:
S4 05n 06p #7a #1nh h8nh vu9n:
C(u 0;nh :?? $!"#v@ +ua, ph-i A? ./
4 [FD 100 RT 90]
Th nm ngy 24 thng 03 nm 2011
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Repeat 4 FD !00 RT 90"
Bc 1: LnhFD !00 RT 90: #$i R%a &i th'ng !00 ()ua* ph+i 90 &, ta &-.c /,t c nh c1a h nh (u ng
B- c 2: 5nh Repeat 2 FD !00 RT 90": R%a lp l i6- c ! hai l7n8 ta &-.c 2 c nh c1a h nh (u ng B- c 3: lnh Repeat 3 FD !00 RT 90": R%a lp lai6- c ! 6a l7n8 ta &-.c 3 c nh c1a h nh (u ng
B- c 4: lnh Repeat 4 FD !00 RT 90": R%a lp l i6- c ! 6 n l7n8 ta &-.c h nh (u ng ( i c c c nh l!00
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/6y !"nh Ra v7 (c h8nh vu9ngtrn mt c ch nhanh ch ng #7 ch4 ng;n g+n
'>at ? @AB CDD R$ DF
Th nm ngy 24 thng 03 nm 2011 Th nm ngy 24 thng 03 nm 2011 Bi 3: S dng cu lnh lp
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;u lnh t
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Th nm ngy 24 thng 03 nm 2011 Bi 3: S dng cu lnh lp
V d 1 V hnh ch nht c ch!"# $%! 100& ch!"# '(n) *0; ch !: FD >0
RT 90 FD !00
RT 90 FD >0
RT 90 FD !00
RT 90; ch 2: S dng cu lnh lp ?epeat
2
R@A@ T 2 FD >0 RT 90 FD !00 RT 90"
; ch !: FD >0 RT 90
FD !00 RT 90
FD >0 RT 90
FD !00 RT 90
!
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2.Cu lnh WAIT : G th>% 1Hi (c c c bc thIc hi"n ca Rath8 ch3ng ta #7 1ng !"nh:
+,-T . / c % )# t3
Th nm ngy 24 thng 03 nm 2011 Bi 3: S dng cu lnh lp
+a!t *0 : R a t56 $7n) *0 t!c .8 1 )! 3 ;a# < th=ch!n c>n) ?!@c t! p theA
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;hC : # e6 6#Cn #an ;Et R a th=c h!n c>n) ?!cn%A th
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y gi0i th-ch hnh ng ca Ra Lhi thIhi"n 12ng !"nh:
R>'>at M @AB ND OPQ$ MD R$ MD OPQ$
Ra 1Sng !Ti C giJy trc Lhi ti)n !n 'h-a trcND bc v trc Lhi Uuay 'h0i Lhi v7 h8nh !Vc giWu
Th nm ngy 24 thng 03 nm 2011 Bi 3: S dng cu lnh lp
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TGH; GIJG
!K GL* nhMp c c dNng lnh Oau ( )uan O t PQt )u+K
IT RGHG,T * [FD J0 RT *0] IT RGHG,T 2 [FD 100 RT 90 FD J0 RT 90]
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Repeat 4 [FD 100 RT 90]Repeat 4 [FD 100 RT 90]
RGHG,T 4 [FD 100& RT 90]RGHG,T 4 [FD 100& RT 90]
RGHG,T 4 [FD 100 RT 90]RGHG,T 4 [FD 100 RT 90]
RGHG,T 4 [FD 100 RT 90]RGHG,T 4 [FD 100 RT 90]
RGHG,T 4 KFD 100 RT 90RGHG,T 4 KFD 100 RT 90
RGHG,T 4[FD 100 RT 90]RGHG,T 4[FD 100 RT 90]
RGHG,T4 [FD 100 RT 90]RGHG,T4 [FD 100 RT 90]
vv
vv
vv
B%! 1: hn) $Mn) n%A $! < % c # nh
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RGHG,T 4 [FD 100& RT 90]RGHG,T 4 [FD 100& RT 90]
RGHG,T 4 [FD 100 RT 90]RGHG,T 4 [FD 100 RT 90]
RGHG,T 4 KFD 100 RT 90RGHG,T 4 KFD 100 RT 90
RGHG,T4 [FD 100 RT 90]RGHG,T4 [FD 100 RT 90]
B%! 2: Qh nh ;Sa 5! cEc $Mn) $! < < '>at
S n: RE2E3T :
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5nh ait c t c dng g ( c th&-a (U (= t? nU t?Ung cu lnh
U5nh ait giCp chCng ta )uan O t &-Vng &i c1a ?%a ( c c
hU t &,ng c1a ?%aKU 5nh ait &t nga* Oau cu lnh e/ /u n ?%a dWng l i& )uan O t