Đề thi môn: Kỹ thuật điện tử số

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Nội dung Text: Đề thi môn: Kỹ thuật điện tử số

m~' THI MON KI THUAT f)1~N Tlf s6---;!-73C (De 2 -Thai gian 90 pillit - Khong d iIng titi li~u) I COil 1: TOI thleu hoa ham sau bang phuong phap bia Karnaugh. F(X".x).X 2.x I'X,,)= ::J (0,2.5..8.10,15.16,18.19.20.24.31). N=7.1323.29. CHi) 2: Ve m~eh d6i j-k FF tMnh T- FE(Cie m~eh logie dung NAND). Cau g: TIliet ke mach c(lng nbi phan noi tiepdiing j-k FF. ':"-' (Cilli)' : Cae bili thi khong kern de bai se khong duqc cham diem). ....... .... - .... .... ~ ",' DE THI MON KI THU~T D1!;N Tll SO De 1 • Thbi !!ian 90 ph lit . CaY {: T oi thi~u hoa hi\m sau bang phuong pilar bia Karnaugil. FC\".X).X,.X,.Xo)='J (0.1,2.3,6.9,n.13.1:'i,: G, 17,18,19.22,25,27,29,31) cae trang thai khong xac dinh eua ham N= 7.23 . Caul.: VieI ham sau du6i dang dai s6 dan gian nhitt vir thue hien hi\m chI bar,g e
------~, , ' ,.... .A.... .... .... ., ~, DE THI MON KI THUJ;\T DI~N TV SO De 2 - ThOi gian 90 phUt CallI: T6i thieili hoa ham sau bilng phuong phap bia Kamaugh. F(X 4 ,X 3 ,X:l,X j ,Xo)=91(O,I,2,3,6,9,11,13.15,16,17,18,19.22,25 ,27,29,31). Cac trang thai khong xac dinh clla ham N=7,23. Cau2: Viet ham sau du6'i d~ng d~i 56 don gian nhat va thuc hi,~n ham chi Mng cae mach NOP.. Y(A,B,C)=:J (0,2,3,4,6). Cdll 3: Vietdailg dai 56 choham-f{X;y;z;wTchaboim?chsatr. ------- Mach giai rna co bang th~t c ho trollg bilng duoi day: y a b 0 1 i'R ~I lW ') 0 0 1 1 11 o 1 1 o 1 1 011 1 1 1 1 1 0 1 01 il Cdll -/: + Up bang th~t cho hil1nToi~ic F(A,B.Crrhuc hien cae chuc nang sau : I-jilm co gia tri bang 1 khi m\\t trong cae bien co gia trj bang 1 hmlc ea 3 bien co giatri bang 1. + Thue hien ham tren bang m~ch ch9n kenh. (Clzzi "... v: Nop biii kim theo de) ..... - .... ,., ., A' DE THI MON KI THU~T DI!;:N TV SO D~ (hi Ian 2 Call 1: D a) T6i thieiu hoa ham sau bang phuong phap bia Kamaugh. F(X4 ,X, .X2,X,'xo)=J (0,1,2,3,6,9,11,13,15,16.17.18,19,22.25.27,29,31). Cac trang thai khOng xac dinh eua ham N=7,23 . b) Thuc hien ham tren bang cac mach NOR. Cdll 2: Viet ham sau dlroi d;ing d~i so va thrrc hier.. ham bang m~ch giai mii va mach mi.lch AND. Y(A,B.C)=:11(C.2,3,4.6). -- ---, . _._-~._---~-=--~~ . -._-~~--=~.---:::;~~---.---~------ ._--'-' ._. -_. -----_. _~~_:._ -~-~~"'=-~o=---:-=-~ ,.~~~-----~ ~ -~-~_~~:_~ -.- .. .. - ........ - """=:,=",,:,- - =~,,-=-"'-~~~~...:-.- - =_= ---------0 _ _ ~ _ . ~
- '_.~~------ ('!ill 3: Viet dang da.i.,.;o eha hitm f(x.y.z.\':) eha boi mach sau: Mach giili rna e6 bang th~t cha trang bi'mg uu6'i day: .~ x y a b o 1 2 3 zw o0 o1 1 1 Yll a Y1 - o 1 1 0 1 1 L--.--j b 'I I' • 1 0 '1 1 o 1 1 1 1 1 1 0 Calf 4: + Lap bang tll
----------- - . _. -~ - - - - . ...,- --- + Lip bing tha.t cho ham logic F(A.B,C) thue hien cae ehuc nang sau: , Ham e6 gia IF! bang 1 kill rn¢1 lrong cae bien c6 gia tIi bang 1 hoae d 3 bien co gia trj b5ng 1. ' + Th~re hi~n ham tren bang rn
CtalI: T6i thi~u hoa ham sau bftng phuong plliip bia Karnaugh. • F(X4.X;.X".xI.X(l)=~H(O.l.2.3.6.9.11.13.15.16,17.l8.19.22.25,27.29 .31 ) N=7.23: '- ' Call 2 : , _, ___ Hiiy viet ham sau duai.dang d~1 s6 dan gian nhat v~~nham chi bftng die m~hNAND. . Y(A.B.C)=:.i(O. L4.5.6). Call 3: . Hay li~t ke nhfrng t6 hqp bien vilO t\li d6.f{x.y,z.w)=O. " "., .4; Cuu4: Ve bi6u do 1 thai gian C.B.A III clm mach ben preset ...... ~: ". < ' l;. . c!' ., +. I. ,,' ) , . .)~~. , DE THI MON Ki'THUATf)JENTa~"'I,,' (Thai gian 90 ph6t- Kho~g dung t~i li~u)' ' . c l:b;i.: ;, " CallI: Tm thi~u ho~ ham sau biing phuong philp bla Kamaugh. ' ,. F
Y(A,B,C)= 91 (0,1 ,4,5,6). Cti.u3: ' .. Hay li~t ke nhung t6 hgp bieIt vao t~i d6 f(x,y,z,w)=l. z --=----j ~ f • b \tI,_~ I 3 'a b Ma.ch giai rna ch9rl 4 c6bang t:'~t sau of ( I 1 1 o1 1 o1 1 0 1 1 0 1 1 1 1 1 Cd1l4: Ve bi~u do th6i gian C,B.A III 1 . c 1 ~~. 1 1 q~-, rc66(k~ ~ c---J qc--' ella mac h ben - I- L:. I- Ie- I- -;. - - _ . . .preset, > I- p., "'-b . -... 1f 0 T 'T T -,- "'.... ,.. - "'" '" "1 ,,' DE THI MON KI THU~T DIf;N TV SO (De I -Thai gian 90 philt - Khong dung tiii lieu) Crill I : T6i thi~u hoa ham sau bang phuong rbip bJa Kamaugh. F(X.,X"X 2 ,X .xo)=91(O,2,S,S.10.lS,16,18.19.20,2 oL ,31). N=7,13.23,29. Cd1l2: Hay viet ham logic dang t6i thi~u thl;l'c hien mach dt; l:la sall : t,k\ dall vao nhi phan 3 bit; Mii dau ra .\1ii chan ]e: Dati ra gifr ng'uyen ' gin tri d,lu vao .them mot bit i d~ kiem tra tfuh chan Ie: neu 56 bft 1 ,1au vih' Ja chan i=O, neu 56 bft 1 dau vao IiI Ie i=l.Vf du: Dau VaG cba ( Dill ra iha e '" 000 ooon 001 100 1 010 io t 0 1 11 I 1 I1 Call 3: Thie't k~ mach cong nhi phan !l6i ti~p dllIlg j-k Fr:. (ClItl ~': GtC bili thi khong kern de b:\I se khong c!ugc chain di~m)
111 1 1 . .---- Hay viet d'i-ng ham t6i thi€uvil thlfc hi~n ham chi bfulgcac NNID. . -mach---- Cdll 3: - V€-so d6 m?ch'de'm d6ng b(l modu14 dung JK-FF. (Chti Y: Olc bili thi khong kem _d_~ bai se khong duqc cham diem). ".,.... .... - .... '.... ? .....' .'~ . DE THI MON KI THU~T DI~N TV SO (LAN 1) (D6 1 -Thai gian 90 pMt - Duqc dung tiii Ii¢u) Call I: T6i thi€u hoa ham sau bang phutrng phap bra Karnaugh. F(X 4 ,X"X2 ,X j ,Xo)=:R(0,2,5,8,10, 15,16,18, ~ 9,20,24,31). . N=7,13,23,29. l s.xcf ! Cdn 2: M¢t m?ch 56 4 dau vao, mot dau ra tl1lJc hien chuc nang nhU' a sau: Dall ra bang 1 netl 56 bit 1 dau VilO la s6U:. Vi DV: Dau vao - d c ba Dau ra f 0000 a 0001 0010 I I 111 o Hay viet dang ham t6i tbi€u va thuc hien ham chi bimg cac mach NAND. Cau 3: 1'hie:t ke mach trir nh~ phan noi tiep dung JK-FF. -lChti '1: Cic bili thi kMng1:em ae bar se kliong dtrO'Ccharrn1itrl'lIlT)- - - - - - - - - - ""'..... .... _ ... '" ..., A.' _' BE THI MON KI THUf:\T DIJ;:N TLJ SO (LAN 1) (De 2 -Thai gian 90 phut - DUCiC dung tili1ieu) o Cdu I: 1'6i thi€u hoa ham sau bang phuong phap bla Karnaugh. F(X,.X,.X 2.X 1.XJ= 'J (0.2.5,8.10,15.16.18.19,20,24,31). . N=7. 13.23.29. (~ ( -- L \.\' . 'J - " J
- ._---- -.". ,..,..... ,.., -. "'" I'> j 1'>' "... . DE THI.MON K! THUJ:;.T Dlf;N TV SO (LAN 4) , (D6 I -Thai gian 90 phut - DllOC clilng tai lieu) Cdll 1: Toi thieu haa ham sau btmg phuong phap bia Kalnaugll. • F(X".X,.X2.Xl.X,,)=~)\(0.:;.S.8.1 0.15.16.18. I9.20.24,31). N=7,13,23.29. Ctill 2: M9t mach 56 4 dau vao. m9t dau ra :h\le hien chue nang nhu sau: D[iu ra b'lng 1 neu s6 bft 1 ij d,iu van h't sole. Vf du: Dciu vaa deb a Deiu ra .f· o Hay viet dang ham toi thi~u va thue hi(:n hiun ehi btmg eae maeh NAND. CrilL3: Vi: sa d6 mach oem khimg don£: be moduI 4 dung JK-FF. :Chu }I: Cae bar thi khong ke~ d~ bit; .,~ khong uugc-chelm diem) ,,'" , , - .... A, ? 10,' 1'0. ..... BE THI MON KI THU~ T f)1~N Tll SO (LAN 4) (De Z -Thai gian 90 phut - DuQ'c dung tai. li~u) Cd" 1: Toi thieu hmi hilln sau biing phuong phap bia Karnaugh. --F(X4,X"XZ 'X Io X o)= :3 (0.2,5,8,10,15,16,18,19,20,24,31). N=7, 13,23,29. Call 2: Mot mach so 4 dau VilO, mot dati fa thue 'hien ehue nang nhu a sau: Dau ra bang 1 'neu so bit 1 dau v~a Iii so ehlfn. Vi dl,l: m:u VaG d c ba Dau ra . f 0000 1 a 0001 . 0010 o ------~.~- •
- - --_c-"F"-- =c ·--bi ,..----1_ , ~~,~,::~},~I 9;~;1i~~:,f:~ ~~d!~41~i S;~~;'h kl~'i" , I \Iien dJ nghrc,:n b6 coi {hi g'l ni be;' I is , . /l'illl )\; ,j n ;W(/c /\,'211 kh(iJ1g hili (hi sf kh{mg {ii~}}}. D6 {hi }.lap /(d cimg heIr' hill.J,.' _ _~ C · _ ~ 1 , _ , : !:.:~. CIl" sa d6 n'm sau. Dang tin hii'u CLOCK. CLE.-\R. LOAD \I! 10 , Ti, I" lJ nhlt ninh \I~. HJ~' \'e tin h:;u t0i q . ClJ, Q2, q3 dO!1g tn~n Clll1g tnlc thdi ginn \"3 gi31 thlen. -lIe I, I: 11 '?,~.J "I ,-';1. r--/-+ "C7K'-1-+ 'l~I-e- cO".:) EJ~"L~-o~_I s, 4'[-- ~, ~'~., ",,_ '1:~"'L , -",- elK I , .:' I.K i L·....-iR"u ·.i-----!===f=1R, >CI.K I OCR J I ~Q-I"I lLtJ\K I' ..f ~.--00-. I, -i -- ----. / X}o--------~~'-'------ ---~--------' ClOCK CLOCKJ ~ .. -'--;-----+--h,.'t' ",,' I'--...;-~--;---c---- CLEf\R ... u J 0--1 II i : ~~ it-l'ii: I ~ ~==~l',.· Ii i , i,' _ J'. I, , ! I ; i I I ' Lr 1L-'---.i~~ r,....u . , : I ! II~h '1--;--·.....,--- I) J ! Ln ,i l I ('::", :~;ll1g Crng dl1l1~ C~'l~l trigo ---- JK: I----'--''--'----~ ('110 .IK ~-O. i o CWCf~ q
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__= ='",.,.,::iiLL"".-: ,i, . DE THI DI~N TlJ SO. K48 CNTT. LAN 2 ThOi gian: 90 phut. KhOng su d~mg tai lieu. Sinh vien e!€ ngh; can b(i coi thi ghi va ld VaG bai lam e!€ A ho(ic B. Niu kh6ng bai Ihi se kh6ng adm, Di Ihi nqp [{Ii dmg hai lam. IAl I I Cau 1. Cho sa db va d\lng tin hi~lI CLOCK, liS, [" h, h, 14 nhu hlnh ve. Hay ve tin hi~u !\Ii q 1, q2, q3, q4 dong tren Cllllg truc thai gian v6i cac tin hi~u da cho va giai thich. I, I, J, 4 _ ,------!.- Co '-x, T T '-x, - 0 -XI ..l Co LIS XI - Xo ~ Dr ql f-X o ~ t- o, q I-- ~ux '-- Dj q ~ X':'ux f- D, q '- ~>CLK , - >CLK ~ >CLK '-"""'- I>CLK r7l r;- r-;"'l.YlIl..J7 n-r;- r-;- CLOCK eLK r-; r-;T' ~ r-;;-I r;;l. lr- '-Iii/iiI- I- f- -:- I- I- H! LIS I I I I ! ! i II I I ! ~Hilli [, I I I i'i I I , : I I I II Ii , ; """--+I~I '! i!i I I I I I I I, i: i i ' ~ ! :' ; :1 : ! I Ii! I, I' I j , : "I i I I , i, Iii I I I I I iii i j Cau 2. T6ng hqp b(l d~m d6n~ b(l mOdun 7 dung triga JK. B(\ dbm c6 them ddu vao S. N~u S ~ I thl b(\ d~m theo chieu ti~n con S ~ 0 thl b(\ ctbm thee chi€u lui. Cho bang ung d\lng cua triga JK nhu sau qQ~OO ~ JK ~ 0 -, qQ=Ol~ JK ~I-, qQ = 10 ~ JK = -I, qQ = 11~ JK = -0. D 15
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