Orcad Can Ban Bo Sung 7872

Nguyn Ngc H

---------*****---------

Tp. H Ch Minh - 11/2011

3

M u ORCAD l mt cng c thit k mch in t n gin v ph bin. Cng c rt nhiu phn mm thit k mch in t khc, tuy nhin, ti chn s dng phn mm ny, v b cng c ny c nh gi l kh mnh. Cc th vin linh kin ca ORCAD c th coi l mnh nht cho n nay, v hu ht cc nh sn xut linh kin in t u cung cp cc add-in th vin linh kin cho ORCAD. c rt nhiu sch hng dn s dng ORCAD bng hnh, tuy nhin gi sch kh cao v thc cht ORCAD khng c g l phc tp, v vy, ti mun thc hin ti liu hng dn ny mt cch n gin, cung cp min ph cho sinh vin. Thnh thc m ni, cc sch d c hng dn t m ti u, th cng khng th gip cc bn sinh vin nm bt ton b cc chc nng ca ORCAD, m ch yu, cc bn thc hnh nhiu, my m nhiu, v hi han nhiu, cc bn s tm hiu v nm bt v ORCAD rt d dng. Trong ti liu hng dn ny, chng ti s i tng bc n gin, cc bn c th thc hin mt mch nguyn l bng ORCAD, sau hng dn cc bn tng bc xut ra thnh mch in, chy mch in, iu chnh mch in, cui cng l vic lm mt mch in in t ti nh nh th no. Ti liu ny c chia lm 5 phn: -Phn 1. Ci t OrCAD 9.2 -Phn 2. Mt s thao tc v mt mch nguyn l vi ORCAD dng CAPTURE

-Phn 3. Cch chuyn t mch nguyn l sang mch in v cc thao tc trn LAYOUT PLUS

-Phn 4. S dung cng c Pspice A/D tch hp trong OrCAD m phng mch in

-Phn5. Mt s mch in t l th cc bn nng cao kh nng v mch ca mnh

-Phn 5. Lm mch in 1 lp th cng

y ti chn s dng OrCAD 9.2 v tnh ph bin ca n, th vin kh y , chim t ti nguyn, t

li, s dng rt n nh. Hin ti c bn 16.5 nhng rt nng (10G tt c sau khi ci t ), vi li vic

ci t cng rt kh khn. K t bn 16.3 tr i Cadene b phn Layout m thay vo l PCB Editor,

v vy ti liu ca phn ny rt t ch yu l ti liu ting anh. Nhng nu mun tr thnh nh Design

PCB chuyn nghip th nn s dng ci ny.

Cng phi ni thm rng y l ti liu ti bin son da trn nhng kin thc ca mnh v trch dn

tham kho thm mt s ti liu trn mng nn c mt s on c th trng vi ti liu ca cc tc gi

khc, ti c gng hng dn rt chi tit v tng hp mt s ti liu cc bn c th tip cn vi

phn mm OrCAD mt cch nhanh chng.

Cc bn c tham kho v cho kin cun ebook ny c hon thin hn.Xin chn thnh cm n!

4

Link dowload:

OrCAD 9.2 part1: http://www.mediafire.com/download.php?cpp7hztxpquc094

OrCAD 9.2 part2: http://www.mediafire.com/download.php?s5h0e49kv6orr87

Dng phn mm FFSJ ni file: http://www.mediafire.com/download.php?blnyug2582ebiqb

OrCAD 9.2 Protable : http://www.mediafire.com/download.php?o0z6sxoj672e11b

Hoc c th lin h vi ti ly ti liu, link dowload cc phn mm v ebook v

in t

Nguyn Ngc H

Lp: D10CQDT01-N. Hc vin Cng ngh Bu chnh Vin thng Tp. HCM

Tel: 0982.969.872

Mail: [email protected]

YH: ah25.ah25

Skype: hanguyen92205

Hng dn s dng phn mm thit k mch in t OrCAD M c l c

Nguyn Ngc H. Email: [email protected] Lp D10CQDT01_N Hc vin Cng ngh B chnh Vin thng Tp. HCM 5

Mc lc

M u ............................................................................................................................. 03

Chng 1 . Ci t phn mm OrCAD 9.2 ............................................................................. 10

Chng 2. V mch nguyn l bng OrCAD Capture Cis

2.1 Tng quan v OrCAD Capture .................................................................................................. 17

2.2 V mch nguyn l bng OrCAD Capture ................................................................................ 17

2.2.1 Khi ng OrCAD Capture ......................................................................................... 17

2.2.2 To mt project mi .................................................................................................. 18

2.2.2.1 To Project mi ........................................................................................ 18

2.2.2.2 Thit lp kch thc v ci t ban u cho bn v ................................ 20

2.2.2.3 Cc i tng lm vic ............................................................................ 24

2.2.3 Cc phm tt v t kha trong OrCAD Capture ......................................................... 24

2.2.3.1 Phm tt .................................................................................................... 24

2.2.3.3 T kha tm kim nhanh linh kin ........................................................... 25

2.2.4 V s nguyn l .................................................................................................... 25

2.2.4.1 Tm kim v chn linh kin ...................................................................... 25

2.2.4.2 V mch c th ........................................................................................ 29

2.2.4.3 Sp xp linh kin ...................................................................................... 34

2.2.5 Kim tra li s nguyn l ...................................................................................... 37

2.2.6 To file netlist ............................................................................................................ 39

2.3 To th vin linh kin mi trong OrCAD Capture .................................................................... 40

2.3.1 Gii thiu ................................................................................................................... 40

2.3.2 Cc bc to linh kin mi ........................................................................................ 40

2.3.2.1 Tm datasheet .......................................................................................... 40

2.3.2.2 Tin hnh to linh kin ............................................................................ 41



2.3.2 V ng bao v lu linh kin .................................................................................. 43

2.4 Chnh sa linh kin ................................................................................................................... 43

2.4.1 t vn .................................................................................................................. 43

2.4.2 Tin hnh chnh sa .................................................................................................. 44

2.4.3 Lu linh kin va chnh sa ....................................................................................... 45

Chng 3. V mch in vi OrCAD Layout

3.1 Tng quan v phn mm OrCAD Layout .................................................................................. 47

3.2 V mch in vi OrCAD Layout .................................................................................................. 47

3.2.1 Khi ng OrCAD Layout ........................................................................................... 47

3.2.2 Mt s lnh c bn .................................................................................................... 48

3.2.2.1 File ............................................................................................................ 48

3.2.2.1.1 Open .......................................................................................... 48

3.2.2.1.2 Import ........................................................................................ 48

3.2.2.1.3 Export ........................................................................................ 48

3.2.2.2 Tools ......................................................................................................... 48

3.2.2.2.1 Library Manager ........................................................................ 48

3.2.2.2.2 OrCAD Capture .......................................................................... 48

3.2.3 To bn thit k mi.................................................................................................. 48

3.2.3.1 Lin kt Footprint ..................................................................................... 51

3.2.3.1.1 Mt s footprint thng dng .................................................... 51

3.2.3.1.2 Lin kt n footprint ............................................................... 51

3.2.4 Footprint trn board mch ........................................................................................ 54

3.2.4.1 Chnh sa footprint .................................................................................. 54

3.2.4.2 To mi chn linh kin ............................................................................. 56

3.2.4.3 Nhng ch khi to mi chn linh kin .................................................. 64



3.2.5 Mt s thao tc cn thit trc khi v Layout .......................................................... 65

3.2.6 Thit lp mi trng thit k .................................................................................... 65

3.2.6.1 Thit lp n v o v hin th ................................................................. 65

3.2.6.2 o kch thc board mch ...................................................................... 66

3.2.6.3 Layer Stack ............................................................................................... 66

3.2.6.4 Thit lp khong cch gia cc ng mch .......................................... 67

3.2.6.5 Thit lp rng ng mch in ............................................................ 68

3.2.6.6 V ng bao .......................................................................................... 69

3.2.7 Sp xp linh kin trn board ...................................................................................... 70

3.2.7.1 Sp xp linh kin bng tay ....................................................................... 70

3.2.7.2 Sp xp linh kin t ng ........................................................................ 71

3.2.8 V mch .................................................................................................................. 71

3.2.8.1 V t ng ............................................................................................... 72

3.2.8.2 V bng tay .............................................................................................. 72

3.2.9 Hon thin bn mch ................................................................................................ 73

3.2.9.1 Chn mt on text vo mch in ............................................................. 73

3.2.9.2 Ph mass cho mch in.............................................................................. 74

3.2.10 In mch Layout ........................................................................................................ 75

Chng 4. M phng vi Pspice A/D

4.1 Tng quan v phn mm m phng Pspice ............................................................................. 77

4.1.1 Gii thiu v Pspice ................................................................................................... 77

4.1.2 Cc tnh nng ca Pspice ........................................................................................... 77

4.2 Cc bc tin hnh m phng v phn tch mch in .......................................................... 78

4.3 Thit k mch bng Capture .................................................................................................... 79

4.3.1 To 1 Project mi ...................................................................................................... 79



4.3.2 Hon thin bn v ..................................................................................................... 82

4.4 Phn tch v m phng ............................................................................................................ 83

4.4.1 Xc nh kiu phn tch v m phng ....................................................................... 83

4.4.2 Thc hin m phng .................................................................................................. 84

Chng 5. Mt s bi tp

5.1 Mch ngun .................................................................................................................. 91

5.1.1 S nguyn l ......................................................................................................... 91

5.1.2 S mch in ............................................................................................................ 92

5.1.2.1 Sp xp linh kin ...................................................................................... 92

5.1.2.2 V mch ................................................................................................... 92

5.2 Mch np STK200/300 ............................................................................................................. 94

5.2.1 Gii thiu .................................................................................................................. 94

5.2.2 S nguyn l ......................................................................................................... 94

5.2.3 S mch in ............................................................................................................ 95

5.2.3.1 Sp xp linh kin ...................................................................................... 95

5.2.3.2 V mch ................................................................................................... 95

5.3 Mch np AVR USB 910 ........................................................................................................... 97

5.3.1 Gii thiu .................................................................................................................. 97

5.3.2 S nguyn l ......................................................................................................... 97

5.3.3 S mch in ............................................................................................................ 98

5.3.3.1 Sp xp linh kin ...................................................................................... 98

5.3.3.2 V mch ................................................................................................... 98

5.4 Mch LED rt ui ............................................................................................................... 100

5.4.1 Gii thiu ................................................................................................................ 100

5.4.2 S nguyn l ....................................................................................................... 100



5.4.3 S mch in .......................................................................................................... 100

5.4.3.1 Sp xp linh kin .................................................................................... 100

5.4.3.2 V mch ................................................................................................. 101

5.5 Mch ng h s n gin .................................................................................................... 104

5.5.1 Gii thiu ................................................................................................................ 104

5.5.2 S nguyn l ....................................................................................................... 104

5.5.3 S mch in .......................................................................................................... 104

5.5.3.1 Sp xp linh kin .................................................................................... 104

5.5.3.2 V mch ................................................................................................. 105

5.6 Mt s mch in t hay ....................................................................................................... 107

5.6.1 Mch iu khin ti bng m thanh ........................................................................ 107

5.6.2 Mch n ging sinh ................................................................................. 107

5.6.3 Mch to xung 1kHz .................................................................................. 108

5.6.4 Mch bo v qu p .................................................................................. 108

5.6.5 Mch kha s in t ............................................................................... 108

5.6.6 Mc relay bo v dng 1 pha .................................................................... 109

5.6.7 Mch relay bo v dng 3 pha .................................................................. 109

5.6.8 Mch ng h vn nin ............................................................................ 109

Chng 6. Lm mch in th cng

6.1 Dng c cn thit ................................................................................................................ 114

6.2 Chun b bn in ..... ................................................................................................................ 115

6.3 i mch ................ ................................................................................................................ 114

6.4 Ngm mch ........... ................................................................................................................ 114

6.5 Khoan board.......... ................................................................................................................ 115

6.6 Bo v mch.......... ................................................................................................................ 115

Hng dn s dng phn mm thit k mch in t OrCAD Chng 1. C i t OrCAD

Nguyn Ngc H. Email: [email protected] Lp D10CQDT01_N Hc vin Cng ngh Bu chnh Vin thng Tp.HCM 10

Chng 1: Ci t phn mm OrCAD 9.2

ci t OrCAD 9.2 bn thc hin cc bc sau:

- Cho a CD ci t OrCAD vo my hoc c th chy trc tip trn cng:

- Nhp chut phi vo file setup.exe , chn Run as administrator nh hnh di



- i vi giy chng ta s thy hp thoi xut hin nh hnh di v yu cu chng ta nn tt ht

cc chng trnh dit virut , nu khng th trong qu trnh ci t c th xy ra vi li khng

mong mun. Click vo OK tip tc thc hin cng vic ci t.

- Mt hp thoi mi hin ra, chn Next tip tc:



- Chn Yes trong hp thoi Software License Agreement:

- Chn Next tip tc trong hp thoi tip theo:

- hp thoi tip theo yu bn nhp key codec l A B E F G H I J K ( Enter xung dng sau mi k

t) chn Next v nhp 17 ch s 1 hp thoi tip theo nh hnh di. Next tip tc



- Nhp thng tin ca bn vo phn Name v Company. Next tip tc. Chn Yes ca s tip

theo:

- hp thoi tip theo, c 2 ty chn: Typical nu ci t cc thnh phn chung ca OrCAD,

Custom setup cc ng dng cn dng. Chn Next tip tc



- Qu trnh ci t bt u,

- Chn Yes 2 hp thoi tip theo

- V cui cng nhn Finish hon

tt .



Qu trnh ci t phn mm OrCAD 9.2

xong. Nhng ng vi m phn mm ln, n

vn cha chy c, ta phi tin hnh Crack

:

- Tm n file PDXOrCAD.exe trong th

mc Crack ca CD

- Click chut phi v chn th Properties,

chuyn qua Tab Compatibility v chn

nh hnh di ( nu l win 7, cn

win XP th b qua bc ny ). Click

Appy hon xc nhn

- Xut hin hp thoi ca phn mm Crack PDXOrCAD

- Chn ng dn n th mc ci t OrCAD , y ti ci ln C c ng dn l

C:\Programm Files\Orcad\. Nhp chn Apply thc hin. Nu xut hin dng thng bo

Fixed Patch Success: All patches applied nh hnh th qu trnh ci Crack thnh cng, nu

xut hin thng bo li th hy kim tra li cc bc trn xem ng cha.



Vy l ci hon tt ci t phn mm OrCAD 9.2 ( Lu : Mi phin bn c mt cch ci t v Crack

khc nhau ). Khi ng chng trnh OrCAD ln v khm ph.

Hng dn s dng phn mm thit k mch in t OrCAD Chng 2. OrCAD Capture

17 Nguyn Ngc H. Email: [email protected] Lp D10CQDT01_N Hc vin Cng ngh BCVT Tp.HCM

Chng 2: V mch nguyn l bng OrCAD Capture

2.1 Tng quan v OrCAD Capture

OrCAD Capture l phn mm v mch nguyn l rt mnh , vi th vin phong ph, thao tc n gin,

d chnh sa v tm kim.

Trong phn ny ti s hng dn khi qut mi ngi c th tip cn v s dng phn mm ny. T

khi ng , to mt bn thit k, ly linh kin, thay i thng s linh kin, i dy, hon thnh mch

nguyn l n vic to th vin linh kin c nhn tin cho vic s dng v sau.

2.2 V mch nguyn l bng OrCAD Capture

2.2.1 Khi ng OrCAD Capture

Khi ng OrCAD vi chng trnh Capture( hoc Capture Cis ):

C1. Start -> AllPrograms-> Orcad Family Release 9.2 -> Capture ( Capture Cis )

C2. Click vo biu tng trn mn hnh Desktop

Mn hnh lm vic ca Capture nh sau:



2.2.2 To mt Project mi

2.2.2.1 To Project mi:

to mt project bn c th lm nh sau:

Chn menu File -> New -> Project.

Hoc chn nt lnh Create document

Hp thoi New project hin ra, nhp tn project trong phn Name ( Theo ti mi 1 Project bn nn lu

vo 1 th mc ring v trong orcad 1 project c th to ra rt nhiu file )v ng dn n v tr lu

project trong phn Location



Click vo nt Browse chn ng dn cho project

Nu mun to mt th mc con cha cc file trong project ca bn, nhp chut vo Create Dir...

Nhp tn th mc mun to vo phn Name trong hp thoi Create Directory. OK xc nhn

Mn hnh ca OrCAD Capture nh sau:



2.2.2.2 Thit lp kch thc v ci t ban u cho bn v:

Khi bt u v mt Schematic chng ta

nn chn menu Options -> Preference

t cc thuc tnh ty chn ring chi

ngi thit k v mu sc hin th ca

Wire, Pin ta li v trong trang

thit k. Hp thoi Preferences nh

sau:

-Chn lp Color/Print: hin cc gam

mu gn cho tng i tng trong

trang s mch nguyn l nh: mu

nn ca background, pin linh kin, tn

linh kin, bus, ng kt ni cc thnh

phn, li v, gi tr linh kin, text,



-Chn lp Grid Display: Hin/

khng hin li c th

hin bng nhng du chm

trong cc trang thit k hoc

sa i linh kin. Mc ch

ca li l gip chng ta t

linh kin & sp xp so cho hp

l & chnh xc nht

-Chn lp Pan and Zoom:

hin khung thoi cha cc gi

tr thay i t l thu phng

hay thu nh cc i tng

trong trang thit k s

mch.

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Orcad Can Ban Bo Sung 7872