WWW.DISSERS.RU

    !


Pages:     || 2 | 3 | 4 | 5 |   ...   | 7 |
Mcepco opaoa Poccco eepa Taoc ocyapce exec yepce . A. O B MOEPOBAHE POBX MPOPOECCOPHX CCTEM.

VHDL epeo e coeo aece yeoo oco Tao 2001 aeco TT 32.97 621.396 92 Peee aa execx ay, oe A. E. opo o . A.

9 Moepoae pox popoeccopx cce. VHDL: e.

ocoe.Tao: -o Ta. oc. ex. y-a, 2001. 68 c.

ISBN 5-8265-0071-9 B yeo oco paccope ocoe opoc oepoa pox popoeccopx cce. oaa paoe eo oepoa aoapoaoo poepoa c cooae poeypx o popapoa ceapoaoo a VHDL. oeo ocae ocox ooeo a VHDL eoo oepoa pax ypoe pecae cxe, o oecx eeo o cce, cocox aopa C. pee pep cxe pecaee x a e VHDL.

peaaeo cyeo eoo oee 4 ypca ceaoc 2203.

32.97 621.396 BBEEHE peee copeex pox cceax C CC p-o eoxooc cpyyppoa poecca poepoa, o-oy ocooe ae yeec coa cooecyx cpy-eax cpec poepoa. ope pepo oox cpyeax cpec c oca aapayp, CDL, ISP AHPL. Oao e oo coa aeay oe c yeo peex apaepo. Tae , a, apep, HHDL, ISP VHDL, peycapa ocpoee yepcax oee c pee apaepa e opepoa a opee aapae cpyyp. peyeco x o coco o, o o oye-py poe ocyec oepoae.

Xopoa oyea eoxoa oecee pacopaeoc poea.

Bce poo pacpocpaee oca aapayp o-epac cooecy ccea oepoa. Ceo-aeo, aepoae cce aeec oepoae, poecc poepoa oaec o paooo.

Papao ooaa co poe p oo paox ca (aoapoax paox ec - APM), e poe oc a cxo a a e oca aapayp e pao epeco cxe. apaeo pooc papaoa popaoo oecee (ec o eoxoo) poepyeo cce. oce ooe ooo cepeaoo opaa pooa cce pooc aoooe ecpoae popao execo ac poea. Ha aepae ae poepoa pooc oecoe ecpoae cce c cooae ypcxex yopo oecx aaaopo.

1 OCHOBHE BOPOC MOEPOBAH POBX BCTEHX CCTEM B cceax aoapoaoo poepoa pox -cex cce eoxoo pecaa peaoe oeee eeo yo oex ycpoc papaaaeo cce. peapeo oe oee oce cyae oaaec ocao oepoae a oeco ypoe, e oeppy c oec ae "1" "0". B eoopx cyax ooeo paccapac epexoe poecc aep cao oee ooo poopoa pao cxe [1 - 5].

p oeco oepoa a BM ypyec paoa yoao cxe o py poxoe opa e oecx coco cao. poecc oepoa oec p aa: oaa a xo cxe ecoo oa; cee coco eeo cxe o cooecy oec oe oceoaeo o xoa o xoa ce cxe, aa pea cxe a oyeoe oyee.

oepoa cxe eoxoo e ceaoe ocae cxe, oey aeaecx (oecx) oee eeo, aop eoo oepoa, ecoe oceoaeoc ece poopyee pea cxe.

Moepoae cce oaec cee eaa cxe. B aece eeo oy cooac oy pox cce, ae ec C coo cee epa, ae ee cee cce e ocx poex oepo, cepepo .. Moe ax cce oe co oy peca coo yoaoe oeoopepoaoe ocae.

1.1 oecoe oepoae yoax yo Ocae yoax cxe. Oo aex aa oepoa ec papaoa cooae poecce y-oao-oecoo poepoa a oca yoax cxe. oe o, ocaoo poc e yo eoeo-a epec. Tae peoa po cea-poao opea a pae cxe (poe, aaooe) ypo eaa oee (oece ee, C, CC, popapyee oece opoep). Ocoeoc o po-c oca epeex a "ca", yaa aep pac-pocpae cao, a ae cooa poecco oe-poa apaeoo poxoe cao cxeax. B aece p-epa oo pec ae oepye cce, a EM, M, MO, VHDL p. [6].

pao oepyx popa eoxoa opa cee o ooo cxe, xox xox yax, oe eeo, oe ecpaoce eeo paa ooea opa.

Papoae eeo yoao cxe. ooe a-ee p oepoa ee opo paccope oca cxe. p oce ae xoo eeo eoxoo, o ae xoo x eeo ye opeee.



poeccy oecoo oepoa peecye poeypa pa-poa oca eeo yoao cxe. ee o- paeac ao ope, ao pocxo oceoaeoe epeee eeo cxe p xoo oec X().

ee cxe ee pa p + 1, ec eo xo oe eey, eey aca pa p. eey, a xo oopoo ocya ca o ex coo, pcaaec pa p = 1.

Papoae oaox cxe oec o ceyey aopy:

1 Opee ee, ce xo oopx oe co-y ex cao X(), pco pa p = 1.

2 Opee ee, ce xo oee oo xoo oopx oe xoa eeo, ex pa.

3 e pa a ey pco pa eea.

4 poep, ec ee cooe, e paa, ee. Ec ec, o ocyec epexo . 2, ae o cey a.

5 Ec ce ee opapoa ac pa e e-e, xo oopx c xoa cxe, o aep poecc papoa. B poo cyae o cooe "Cxea e oaoa" "Oa oca cxe".

pee aop oe opoa yye. B e ooae oo ocoe a papoa cae poce yco opa eeo. poep eo paoococooc a pepe ecoo cxe (pc. 1.1). ee ocae ce yoao cxe- oppoa yca, aepaoo yopoeoo ooceo xooo.

yc pa xooo caa X1() pae y. Toa oyae, o pa eea 1 pae ee, eeo 2 - 4 cooeceo a, p epe. Peya oee e apyae oceoaeoo poxo-e caa.

X() & & & & Y() 1 3 Pc. 1.1. yoaa cxea oppoae yca Pc. 1.1 yoaa cxea oppoa yca X1() Y1() & Y2() X2() 1 X5() X3() & & Y3() 2 X4() X6() Pc. 1.2 pep yoao cxe Pc.1.2. pep yoao cxe B oee coo cyae (pc. 1.2) peya e co oee. Bo poeypy papoa. Pa eeo 1, 2 pae 1 (p1,2 = 1). Pa ocax eeo ae opeeec o eocaoy aopy pae p3,5 = 2; p4,6,7 = 3; p8 = 4.

Ec cxee ec opae c, o caaa papy ee o-aoy ac oca e cocoo, a ae pea ycooy papoa, pa cca opax ce oy ca ee ycoo papoao (opay c ycoo paa).

Ec caoc oo poo poecc poo papoa, o ee c ycoo paoyo opao c oyae oepeo pa poecc papoa pooaec. B poo cyae -pa pyy opay c, paa ac poo papoae. epe oee papoa oaa, o ocae ce eeo ye oeo, .e. opeeeo oeco G = (G1, G2) ooeo cxe, e G1 - oeco oecx eeo; G2 - oeco ce.

Ta opao, aop papoa oceoaeocx cxe cxe c opa c ee cey :

1 Opee ee oeca G1, ce xo oopx o-e coa ex cao X() pco p = 1.

2 Opee ee gi G1, ce xo oee oo xo-o oopx oe xoa eeo, ex pa.

1 & & CT X1() C Q0 Y1() 1 2 Q1 Y2() Q2 Y3() & R Q3 Y4() X2() X3() Pc. 1.3 Cxea c opa c Pc.1.3. Cxea c opa c 3 Ec ocaec xo eeo gi oe xoa e-eo, ee e ex pa, .e. ae c si G2, o ye epexo . 4, ae ye pa p = p + 1 pco eea gi. Bpeeo c ee gi cca G1.

4 Bpa si c sj c aeee yae e papoa eeo, c ee paccope pco eey p = p + 1. c c sj si, a ae cca opax ce G2 a pe opao.

5 Ec ec ee opae c G2, o opaoa oopec c . 3.

6 Ec ec ee ee e paa G1, o poecc oopec c. 2.

7 Ec ce ee opapoa ac pa e ee-, xo oopx c xoa cxe, o papoae aep. B poo cyae a cooee "Oa oca cxe".

poee papoae cxe, oaao a pc. 1.3, o o-caoy e aopy.

ee cxe yy e cey pa: p1 = 1; p2,3 = 2; p4 = 3; p5 = 4. Papoae ee aocc cco ope opaca pao. ee, ee oao pa, oy pacoaac cce pooo ope.

p oepoa cco eeo opaaaec cooec c ycaoe paa. poecc aaec c eeo, ex p = 1, pooaec ope opaca.

opo ac eeo oceoaeoc opao coaa, o ooe aeo oo pe.

oeca oe. aaa oecoo oepoa coc pee oecx ypae oex eeo:

Oi() = Mi[Ii()], e Mi - oeca oe (y); Oi - eop oecx coco xoo; Ii - eop oecx coco xoo i-o eea.

Hapep, oecoo eea 2-HE oeca oe - O() = I1 & I2. epeae-yecopa 1552 ycooe paecoe ooaee oeca y oa-a a pc. 1.4. B cooec c ye oecoe aee caa c ooo xoo I1 - Iepeaec a xo Y. Hoep oypyeoo xoa opeeec o aee oa S0S1. Bxo E papeae apeae epeay ax.





oeca y e-oopx cyax oe aaa e a. o oe occ cooc y-opoa cxe, apep, oc-oo a) aoaeo ycpo-ca eoooc coca y epe oece oepa. Ta pe ) ) Pc. 1.4 pep oepyeo cxe:

a - ycooe paecoe ooaee yecopa; - oeca y ypoe oca pao eeo, ex coe pooe oece pae.

pep a oaa e.

Bxo eea Bxo eea I1 I2 I3 IN O1 OM 0 1 0 x 1 1 x 1 1 1 x 1 0 x Taa ycoo paeea a a o xox ae c-ao xox. B coax acac oece ae coo-ecyx xoo xoo. aa cpoa oaae cooece xoo xoo oa.

ypoe oepoa oa pe oeeece oe cxe. Tae oe e oaa p opaa cxe a oeco ypoe, a cppy oeee cxe a coo ypoe acpa. Hapep, pooc oepoae aaaeo cea. eoo cxe po pepa c ey . a pep oo peca aopo eeapx oecx eeo. oy ocaoo coy cxey. Ho ec peoa oepoa ecoo e, o oe ocao oe oaac oe a i = i + 1, o ec oeeeca oe.

B poecce pao c oe y peyec ec eoope cooec. Ec a xo eeo ocyae oece X(), o eop xoo I() eeo i cxe pae ae oo oec Ii() = X(). B cxee xo eeo, oee xoa pyx eeo, e ae Ii() = Oj() i j. p-cyce opax ce i eee oaae, o i = j:

poecc oopoxooo oecoo oepoa pooc oceoaeo opaoo oee eeo ope opaca pao. a ae ecox eeo cxee cyecye c, oece oe oec ccey ypae:

p p-O1 = M1 O1, Op-1,..., Op-1, Op-1, X() ;

n 2 n - p Op = M2 O1, Op-1,..., Op-1, Op-1, X() ;

n 2 2 n -....

p p = Mn-1 O1, Op,..., Op-1, Op-1, X() ;

n O -1 2 n -n p Op = M1 O1, Op,..., Op -1, Op-1, X().

n n 2 n Ccea ypae oe peea ec eoa pe-e cce ex ypae. B oaox cxeax oce o-opaoo poxoa, p yco paoc oca, peee ye a-eo. Cxea o cyae oy ooaeoe ycaoeec cocoe. oceoaeocx cxe c opa c peee ye aeo oo a ecoo poxoo.

oece oe, acoc o cooc oca eeo, oo pae a ecoo o: ye, poe, yae aep cao ooae.

ye oe paoa c y oec coco "1" "0". Ocoe oepa c epee - o oecoe coee (), yoee (), epc (HE), caee (=1). p pee coyec aeaec aapa oo aep.

B pox oex ooeo y oec coco eea coy pee cocoe eopeeeoc. o cocoe ooaaec coo Z. Tpoe oe pec p oca eeo, coco oopx aae oe pee e opeee oeppy c Z-cocoe.

Moepoae c yeo peex aepe eeo ae oee ocoepe peya o cpae c ap oepoae. p o yaec oepeoc ocye cao oopeeo oecoe cocoe x cao. Tao coco oepoa ae eay apy opao opa ooe opee ecooec, ae coca o cao.

p ooao oepoa, ooeo oca -e, yac caece aece xapaepc eeo, oopx coco oec ee.

Taoe oepoae ae opa o poea peax ecx poecco cxee.

Peyao oepoa pox cce c peee apa, oope cpoc aoaec o ec yca-oc ae cao a xoax xoax eeo. Bpe-ee apa oce cyae cpoc o y oc. Ha opoao oc paeac peee epa oepoa, o epao oc oaac oece coco caa. Ta opao, oyaec paepyoe o pee eee oecx coco, cppyx paoy cxe. B eoopx cyax a apae cpea oaa po ca cao, x a oeee pyx cao. Ca a peex apaax o-paa e poyoo pae.

o cao c eo-xooc oaa pe poo cao. pep peeo a-pa pao C apaeoo oa-oa pee 0 oaa a pc. 1.5. opa epeaec c ax popoeccopo cc-ea a ee ycpoca epe op A, B C. B ae pepe C paoae pee oa o ce opa, xo oe e py-e acpo. oa cao A0 A1 opeee op ac, a CS opeee ocy C.

Pages:     || 2 | 3 | 4 | 5 |   ...   | 7 |










2011 www.dissers.ru -

, .
, , , , 1-2 .