digital lab manual new

7/26/2019 Digital Lab Manual New

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Digital Labs

Revision 2.0

Incisive Unified Simulator 9.2

RTL Compiler 9.1

Encounter Digital Implementation 9.1

Developed by,

University Support Team Cadence, Bangalore

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Table of Contents

General Notes......................................................................................................................3

Lab1: An Inverter.................................................................................................................4

Lab 2: A Buffer....................................................................................................................7Lab 3: Transmission Gate..................................................................................................12

Lab 4: Basi ! "niversal Gates..........................................................................................20

Lab #: $li%&$lo%s...............................................................................................................27

Lab': N()*10 Bit number ontrolle+ osillator,..............................................................33mem.v mu-2to1.v %/asein.v testben/.v to%.v................................................34

Lab7: Automati laout eneration folloe+ b %ost laout e-tration an+ simulation oft/e iruit stu+ie+ in Lab '................................................................................................42

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General Notes

T/ere are a number of t/ins to onsi+er before beinnin t/ese lab e-erises. lease

rea+ t/rou/ t/is setion om%letel an+ %erform an nee+e+ ste%s in or+er to ensure a

suessful or5s/o%. T/ese labs ere +esine+ for use it/ Inisive "nifie+ 6imulator.

Before runnin an of t/ese labs ensure t/at ouve set u% I"6 orretl:

%> setenv IUSHOME

T/e (a+ene8iitallabs +iretor ontains 6olutions fol+er an+ also 9or5 fol+er.

Insi+e 9or5 fol+er ou an ma5e mo+ifiations of t/e o+e loall it/out affetin our

6oure o+e %resent insi+e 6olutions +iretor.

Lab +iretor +etails:

. Solutions (ontains a loal o% of all t/e lab e-%eriments inlu+in

Testbenes for simulatin t/e o+es.

. !or"area Its a %lae to run 6imulation an+ 6nt/esis.

To setu% t/e lab environment %lease %erform t/e folloin ste%s:

1. nsure t/e softare mentione+ above is orretl setu%.

2. 6oure t/e (&6/ell relate+ omman+s file i.e *s/r file,.

T/ese labs ere +esine+ to be run usin (a+ene 6imulator an+ t/e snt/esis enine.

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Lab1 !n "nverter

In t/is lab e ill simulate t/e inverter o+e mo+ele+ usin sit/ level b t/e

/el% of Inisive unifie+ simulator.In t/is lab e ill see /o to %erform simulation in

omman+ mo+e usin testben/ it/out usin G"I in+o.

1. (/ane +iretor to (a+ene8iitallabs!9or5area!Inverter

2. ;ou ill nee+ to o% ea/ file %resent in solutions fol+er to 9or5area!Inverter

loation b usin t/e belo mentione+ omman+ :

% &rf ..!..!6olutions!Inverter!< .

3. =ie t/e (o+e of Inverter an+ also t/e testben/ for t/e same.

4. Compile t#e source Descriptions $

*i, (om%ile t/e Inverter +esri%tion it/ t/e &messaes o%tion:

nvlo inverter.v >messaes

T/e om%iler %laes t/e inverter +esri%tion in t/eINCA_libs librar.

*ii, (om%ile t/e testben/ +esri%tion it/ t/e &?66 o%tion:

nvlo invertertest.v >?66

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T/e om%iler %laes t/e inverter_test +esri%tion in t/eINCA_libslibrar.

%ote$ ;ou an abbreviate o%tions +on to t/eir s/ortest uni@ue strin an+ use u%%er orLoer ase.

List all inverter library objects (ncls inverter).

What library objects does the compiler create

Anser: T/e om%iler reates =erilo =6T obets.

#. Ela&orate t#e top level Design

*i, laborate t/e testben/

nelab invtest &messaesT/e elaborator %laes t/e inv_test o+e an+ sna%s/ot in t/eINCA_libs librar.

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List all invtestC librar obets *ncls inv'test,.

9/at librar obets +oes t/e elaborator reateD

Anser: T/e elaborator reates 6IG *sinature, E8L()8 *o+e, an+ 666 *sna%s/ot, obets.

6.Simulate the Top-Level Design

(i, 6imulate t/e testben/:

nsim invtest

T/e simulator +is%las results similar to t/e folloin:

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La& Summar($

In t/is lab e sa /o to om%ile elaborate an+ simulate t/e tesben/ for Invertermo+ule.

Lab # ! Buffer

In t/is lab ou ill simulate a +esin usin t/e Inisive simulator. ;ou ill:

< (reate t/e cds.lib an+ hdl.var files

< (om%ile elaborate an+ simulate t/e +esin an+ testben/

erform t/is lab in t/e!"##er +iretor. T/is +iretor ontains t/e folloin files */i/

ou s/oul+ briefl e-amine, +esribin a sim%le Buffer an+ its testben/:

)ile*s+ Description

Buffer.v Buffer o+e

Buffertest.v Testben/

1. (/ane +iretor to (a+ene8iitallabs!9or5area!Buffer.

2. ;ou ill nee+ to o% ea/ file %resent in solutions fol+er to 9or5area!Buffer


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% &rf ..!..!6olutions!Buffer!< .

3. =ie t/e (o+e of Inverter an+ also t/e testben/ for t/e same.

4 Set Up t#e Design Environment

"sin our favorite te-t e+itor reate t/e cds.lib file an+ ma5e t/e folloinentries:

8efine Bufferlib .!Buffer.lib

(reate t/e loal librar +iretor:

m5+ir Buffer.lib

(reate t/e hdl.var file an+ ma5e t/e folloin entr:

8efine 9)RF Bufferlib

#.Compile t#e Source Descriptions

*i,. (om%ile t/e buffer +esri%tion it/ t/e -messages o%tion:

nvlo buffer.v >messaes

T/e om%iler %laes t/e Bufer +esri%tion in t/e Bufer_lib librar.

(ii). (om%ile t/e testben/ +esri%tion it/ t/e &?66 o%tion:


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nvlo buffertest.v >?66

T/e om%iler %laes t/e b"##er_test +esri%tion in t/e!"##er_lib librar.

%ote$ ;ou an abbreviate o%tions +on to t/eir s/ortest uni@ue strin an+ use

u%%er or loer ase.

List all m"$ library objects (ncls buffer).

What library objects does the compiler create

Anser: T/e om%iler reates =erilo =6T obets.

6.Elaborate the Top-Level Design

1. A%%en+ t/is line to t/e hdl.var file:

8efine N(LAB)T6 >messaes

2. laborate t/e testben/:

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nelab buftest

T/e elaborator %laes t/e b"##er_test o+e an+ sna%s/ot in t/e!"##er_lib librar.

7. Simulate the Top-Level Design

(i, 6imulate t/e testben/:

nsim buftest

T/e simulator +is%las results similar to t/e folloin:

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Lab Summary

In t/is lab ou simulate+ a +esin usin t/e Inisive simulator. ;ou:

< (reate+ t/e cds.lib an+ hdl.var files

< (om%ile+ elaborate+ an+ simulate+ t/e +esin an+ testben/

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Lab $ Transmission Gate


< (reate t/e cds.lib an+ hdl.var files < (om%ile elaborate an+ simulate t/e +esin an+ testben/

erform t/is lab in t/e %& +iretor. T/is +iretor ontains t/e folloin files */i/ou s/oul+ briefl e-amine, +esribin a sim%le Transmission ate an+ its testben/:

)ile*s+ Description

t.v && Transmission Gate o+e

ttest.v && Testben/

1. (/ane +iretor to (a+ene8iitallabs!9or5area!TG.

2. ;ou ill nee+ to o% ea/ file %resent in solutions fol+er to 9or5area!TGloation b usin t/e belo mentione+ omman+ :

% &rf ..!..!6olutions!TG!< .

,. =ie t/e (o+e of tranmission ate an+ also t/e testben/ for t/e same.

-. Set Up t#e Design Environment


8efine tlib .!t.lib


m5+ir t.lib


8efine 9)RF tlib

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#.Compile t#e Source Descriptions

*i,. (om%ile t/e transmission ate +esri%tion it/ t/e -messages o%tion:

nvlo t.v >messaes

T/e om%iler %laes t/e Transmission Gate +esri%tion in t/e tg_liblibrar.


nvlo ttest.v >?66

T/e om%iler %laes t/e t'_test +esri%tion in t/e t'_lib librar.


u%%er or loer ase.

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6.Elaborate the Top-Level Design

*i, A%%en+ t/is line to t/e hdl.var file:


*ii, laborate t/e testben/:

nelab tranatetest &aess r

T/e elaborator %laes t/e t'_test o+e an+ sna%s/ot in t/e t'_lib librar.

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7. Simulate t#e top level design$

*i, 6imulate t/e testben/: it/ >ui o%tion:

nsim tranatetest >ui

T/e &ui o%tion o%ens t/e Console an+ Design ro/ser in+os.

Tour the Graphical Interface

1. -amine t/e (onsole in+o.

a. ;ou an use t/e ?enu Bar to run or ste% t/e simulation set so%es an+ sto%s s/o

t/e value of obets an+ start ot/er ra%/ial tools.

b. ;ou an use t/e Tool Bar to run interru%t reset ste% or ne-t t/e simulation an+

s/ut +on t/e interfae or t/e simulation or +isonnet t/e simulation. . ;ou an use t/e omman+ line interfae to t/e simulation in t/e I!) Reion.

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2. -amine t/e 8esin Broser in+o.

)%en an e-istin 8esin Broser in+o or selet t/e 9in+osJ ne J 8esinBroser menu item or t/e 8esin Broser button.

a. 8is%la t/e obets of a so%e an+ t/eir value in t/e )bets List %ane *6elet an+is%lae+ so%e in t/e 6o%e Tree %ane,.

b. 8is%la t/e om%onent instanes of t/e so%e *+ouble&li5 t/e so%e in t/e 6o%e

Tree %ane,.

3. Tour t/e !aveform in+o.

)%en an e-istin 9aveform in+o or selet t#e !indo/s 0 %e/ 0 !aveform

menu item or t/e !aveform button.T/e simulator reates a +efault 6E?+atabase an+ sets a %robe onan selete+ sinals an+ o%ens a 9aveform in+o

+is%lain t/e selete+ sinals.

a. In t/e 8esin Broser in+o selet all sinals at t/e tran'ate_test so%e.b. A++ t/e selete+ sinal*s, to t/e 9aveform in+o *selet t/e !aveformbutton

or t/e dd Selectedbutton or +ra an+ +ro% t/e sinals into t/e 9aveform

in+o,.%ote$ To a++ a++itional sinals sim%l selet t/em in an in+o an+li5 t/e Waveformbutton aain.

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Examine the Design and Testbench Hierarchy

In t/is setion of t/e lab ou visit t/e 6oure Broser 6/emati Traer an+

9aveform in+o.

1. In t/e 8esi1n Bro2ser 2in+o2 selet t/e to%&level *memtest, so%e an+ selet t/e

6oure Broser button to sen+ it to t/e taret 6oure Broser in+o. As no su/in+o et e-ists t/is o%ens a 6oure Broser in+o +is%lain t/e soure of t/e

To%&level unit an+ ma5es it t/e +efault 6oure Broser taret in+o.

2. In t/e 6oure Broser in+o ensure t/at ust t/e to%&level so%e is selete+ *naviate

u% as nee+e+ an+ 6eletJT/is 6o%e, an+ sen+ it to t/e taret 6/emati Traer

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in+o. As no su/ in+o et e-ists t/is o%ens a 6/emati Traer in+o +is%laint/e to%&level unit an+ ma5es it t/e +efault 6/emati Traer taret in+o in /i/

ou:

a. nsure t/at t/e to%&level so%e is still selete+ an+ selet t/e fill ?o+ule button

to +is%la t/e testben/ ontent.b. 6elet t/e +it & 6elet & All menus item an+ aain selet t/e fill ?o+ule button to

-%an+ t/e seon+ level ontent.

. 6elet t/e Koom $ull button to fit all +is%lae+ elements.

,. In t/e 6oure Broser in+o ensure t/at ust t/e to%&level so%e is selete+ an+ sen+

it tot/e taret 9aveform in+o. As no su/ in+o et e-ists t/is o%ens a

9aveform in+o +is%lain t/e sinals of t/e to%&level unit an+ ma5es it t/e +efault9aveform taret in+o.

a. In t/e left si+ebar selet t/e 8esin Broser tab toe-%an+ t/e si+ebar area an+

+is%la t/e embe++e+ 8esin Broser.

&&& Run t/e simulation until t/e ne-t brea5%oint or for t/e 8uration entere+ in t/e time fiel+ *i.e 40ns,.

&&& (urrent Time rane.

&&& ?ove %rimar ursor to %revious e+e of selet sinal.

&&& Reset t/e simulation ba5 to time 0 .

)ne t/e simulation is +one ou an see t/e folloin aveform in+o an+ onsole

in+o it/ t/e out%uts.

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Lab % Basic & Universal Gates



erform t/is lab in t/e &ates directory. T/is +iretor ontains t/e folloinsub+iretories */i/ ou s/oul+ briefl e-amine, +esribin a sim%le basi!universal

ates an+ its testben/:

Su&directories Descriptions$

%D %%D %3R 3R 43R 4%3R

1 (/ane +iretor to (a+ene8iitallabs!9or5area!Gates.

2 ;ou ill nee+ to o% ea/ file %resent in 6olutions fol+er to 9or5area!Gatesloation b usin t/e belo mentione+ omman+ :

% &rf ..!..!6olutions!Gates!< .

3 (/ane +iretor to AN8 fol+er.

4 =ie t/e (o+e of AN8 ate an+ also t/e testben/ for t/e same.

5. T#is procedure is same for all t#e ot#er logic gates present inside 6ates folder.

7. Set Up t#e Design Environment


8efine an+lib .!an+.lib


m5+ir an+.lib


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8efine 9)RF an+lib

7.Compile t#e Source Descriptions

*i,. (om%ile t/e transmission ate +esri%tion it/ t/e -messages o%tion:

nvlo an+.v >messaes

T/e om%iler %laes t/eAnd Gate +esri%tion in t/e and_lib librar.


nvlo an+test.v >?66

T/e om%iler %laes t/e and_test +esri%tion in t/e and_lib librar.


u%%er or loer ase.

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8. Elaborate the Top-Level Design

*i, A%%en+ t/is line to t/e hdl.var file:


*ii, laborate t/e testben/:

nelab an+ate &aess r &?66

T/e elaborator %laes t/e and'ate o+e an+ sna%s/ot in t/e and_lib librar.

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7. Simulate t#e top level design$

*ii, 6imulate t/e +esin: it/ &ui o%tion:

nsim an+ate >ui

6imvision tool from (a+ene 8esin 6stems automatiall %o%s u%:

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6elet t/e in%ut an+ out%ut %orts as s/on above an+ li5 button to o%en u% t/eaveform in+o.

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6elet in1 an+ o to 6imulation tab an+ selet (reate $ore o%tion

$olloin (reate fore in+o omes u% .No a%%l binar in%ut loi to in1from t/e

available binar loi > 01MK.6elet an loi an+ li5 )5.

In t/e same a a%%l anot/er in%ut in2.

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)ne t/e in%uts are a%%lie+ selet t/e time rane for simulation an+ run t/e simulation

usin t/e folloin Ion

)ut%ut 9aveform is as s/on belo for AN8 ate :

Its also %ossible to reset t/e simulation it/ t/is button. .

)ne t/e reset is +one an+ ant to %erform simulation it/ anot/er set of in%uts t/en

follo t/e same %roe+ure as mentione+ ablove.

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Lab ' (lip)(lops



erform t/is lab in t/elip#lops +iretor. T/is +iretor ontains t/e folloin files*/i/ ou s/oul+ briefl e-amine, +esribin a $li%flo%s an+ its testben/es:

)ile*s+ Description$

SR'ff.v d'ff.v 8"'ff.v ms'ff.v t'ff.v

1. (/ane +iretor to (a+ene8iitallabs!9or5area!$li%flo%s

2: ;ou ill nee+ to o% ea/ file %resent in 6olutions fol+er to 9or5area!$li%flo%s


% &rf ..!..!6olutions!$li%flo%s!< .

3. =ie t/e (o+e of 6R&$li%flo% an+ also t/e testben/ for t/e same.

-. T#is procedure is same for all t#e ot#er flipflops present inside )lipflops folder.

5. Set Up t#e Design Environment


8efine fflib .!ff.lib


m5+ir ff.lib


8efine 9)RF fflib

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'. Use t#e follo/ing command to invo"e user friendl( 6UI$

nlaun/

$olloin in+os a%%ears.T/is is t/e G"I of nlaun/.

Ri/tsi+e of in+o /as fflib *or5lib , an+ sna%s/ots +iretories liste+.fflib is t/e +iretor /ere all t/e om%ile+ o+es are store+ /ile sna%s/ot ill /ave

out%ut of elaboration /i/ in turn oes for simulation.

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)ne t/e above in+o a%%ears selet t/e fli%flo% of our /oie for e-: I am seletin

6R&ff.v .)ne t/e fli%flo% is selete+ li5 t/e folloin buttons s/on belo for

om%ilation elaboration an+ simulation.

&& T/is Ion is for om%ilin t/e verilo o+e one t/e om%ilation is +one it

(reates =6T an+ ou an see SR'ffan+ SR'ff'test un+er fflib +iretor.

&& 6elet SR'ff'testIon to elaborate t/e testben/ one t/e elaboration is +oneIt reates sna%s/ot an+ stores insi+e sna%s/ots +iretor.

&& 6elet t/e sna%s/ot ff'li&.SR'ff'test$ module an+ li5 t/e folloin Ion to

Invo5e t/e aveform in+o *6imvision, for %erformin t/e simulation.

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)ne t/e 8esin broser in+o * i.e 6imvision , omesu% selet SR'ff'test also t/e

re@uire+ in%uts an+ out%uts %orts an+ li5 t/e button to o%en t/e aveform in+o.

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9aveform in+o a%%ears as s/on belo:

Run t/e testbe/ simulation b li5in t/e folloin ion

9e ill obtain t/e re@uire+ out%ut of 6R > $li% flo% in t/e aveform in+o as s/on

belo:

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T/e e@uivalent omman+ terminal out%ut an be observe+ in t/e 6imvision onsole

in+o an+ also in t/e nlaun/ onsole terminal.T/e o!% is as s/on belo:

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Lab* NC+10 Bit number controlled oscillator-

T/ere are a number of t/ins to onsi+er before beinnin t/e lab e-erises. lease

rea+ t/rou/ t/is setion om%letel an+ %erform an nee+e+ ste%s in or+er to ensure asuessful or5s/o%.

T/e N() +iretor ontains rlabs fol+er. Insi+e rlabs fol+er ou ill see man

ot/er +iretories but for I"6 /ane t/e +iretor to 6imulation an+ for 6nt/esis an+

R selet or5 +iretor

Lab +iretor +etails:

Simulation (ontains t/e lab e-%eriments inlu+inTestbenes for simulatin t/e o+es.

/or" Its a %lae to run 6nt/esis an+ R for N().

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In t/is lab ou ill simulate t/e +esin usin t/e Inisive simulator. ;ou ill erform

t/is lab in t/e im"lation +iretor. T/is +iretor ontains t/e folloin files */i/ ou

s/oul+ briefl e-amine, +esribin t/e N() an+ its testben/es:

)ile*s+ Description$

mem.v mu/0#to1.v pase0inc.v testbenc.v top.v

Compile Ela&orate and Simulate using Irun Utilit($

Run t#e &elo/ command

ir"n mem.v m"$_*to+.v phase_inc.v testbench.v top.v ,access -rc ,mess ,'"i

1. No t/e (onsole 8esin Broser in+o o%ens

2. Before %roee+in to t/e ne-t ste% analOe t/e messaes in t/e terminal in+o


Tour the Graphical Interface

1. -amine t/e (onsole in+o.

a. ;ou an use t/e ?enu Bar to run or ste% t/e simulation set so%es an+ sto%s s/o

t/e value of obets an+ start ot/er ra%/ial tools. b. ;ou an use t/e Tool Bar to run interru%t reset ste% or ne-t t/e simulation an+

s/ut +on t/e interfae or t/e simulation or +isonnet t/e simulation. . ;ou an use t/e omman+ line interfae to t/e simulation in t/e I!) Reion.

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2. -amine t/e 8esin Broser in+o.

)%en an e-istin 8esin Broser in+o or selet t/e 9in+osJ ne J 8esinBroser menu item or t/e 8esin Broser button.

a. 8is%la t/e obets of a so%e an+ t/eir value in t/e )bets List %ane *6elet an

+is%lae+ so%e in t/e 6o%e Tree %ane,.

b. 8is%la t/e om%onent instanes of t/e so%e *+ouble&li5 t/e so%e in t/e 6o%eTree %ane,.

3. Tour t/e !aveform in+o.

)%en an e-istin 9aveform in+o or selet t#e !indo/s 0 %e/ 0 !aveform

menu item or t/e !aveform button.T/e simulator reates a +efault 6E?

+atabase an+ sets a %robe onan selete+ sinals an+ o%ens a 9aveform in+o+is%lain t/e selete+ sinals.

a. In t/e 8esin Broser in+o selet all sinals at t/e testbench so%e.

b. A++ t/e selete+ sinal*s, to t/e 9aveform in+o *selet t/e !aveformbuttonor t/e dd Selectedbutton or +ra an+ +ro% t/e sinals into t/e 9aveform

in+o,.%ote$ To a++ a++itional sinals sim%l selet t/em in an in+o an+

li5 t/e Waveformbutton aain.

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Examine the Design and Testbench Hierarchy

In t/is setion of t/e lab ou visit t/e 6oure Broser 6/emati Traer an+9aveform in+o.

1. In t/e 8esi1n Bro2ser 2in+o2 selet t/e to%&level *memtest, so%e an+ selet t/e

6oure Broser button to sen+ it to t/e taret 6oure Broser in+o. As no su/in+o et e-ists t/is o%ens a 6oure Broser in+o +is%lain t/e soure of t/e

To%&level unit an+ ma5es it t/e +efault 6oure Broser taret in+o.

2. In t/e 6oure Broser in+o ensure t/at ust t/e to%&level so%e is selete+ *naviate

u% as nee+e+ an+ 6eletJT/is 6o%e, an+ sen+ it to t/e taret 6/emati Traer

in+o. As no su/ in+o et e-ists t/is o%ens a 6/emati Traer in+o +is%lain

t/e to%&level unit an+ ma5es it t/e +efault 6/emati Traer taret in+o in /i/ou:

a. nsure t/at t/e to%&level so%e is still selete+ an+ selet t/e fill ?o+ule buttonto +is%la t/e testben/ ontent.

b. 6elet t/e +it & 6elet & All menus item an+ aain selet t/e fill ?o+ule button to-%an+ t/e seon+ level ontent.

. 6elet t/e Koom $ull button to fit all +is%lae+ elements.

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,. In t/e 6oure Broser in+o ensure t/at ust t/e to%&level so%e is selete+ an+ sen+

it tot/e taret 9aveform in+o. As no su/ in+o et e-ists t/is o%ens a

9aveform in+o +is%lain t/e sinals of t/e to%&level unit an+ ma5es it t/e +efault

9aveform taret in+o.

a. In t/e left si+ebar selet t/e 8esin Broser tab toe-%an+ t/e si+ebar area an+

+is%la t/e embe++e+ 8esin Broser.

&&& Run t/e simulation until t/e ne-t brea5%oint or for t/e 8uration entere+ in t/e time fiel+ *i.e 40ns,.

&&& (urrent Time rane.

&&& ?ove %rimar ursor to %revious e+e of selet sinal.

&&& Reset t/e simulation ba5 to time 0 .

)ne t/e simulation is +one ou an see t/e folloin aveform in+o an+ onsole

in+o it/ t/e out%uts.

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)urt#er follo/ t#e follo/ing steps$

1. Ei/li/t t/e out%ut %in*+ataoutP#:0Q, an+ ri/t li5 on it

2. (li5 on Trae an+ selet Analo!6am%leEol+

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3. No selet t/e smbol /i/ is /i/li/te+ b re+ irle

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# . No e an see base+ on t/e numerial value */e-a+eimal, orres%on+in

out%ut ave form an be seen.

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'. 8ra an+ observe t/e aveform for +ifferent numerial values

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Lab2 !utomatic layout generation follo3edby post layout e/traction and simulation ofte circuit studied in Lab *

In t/is lab e ill +o t/e 6nt/sesis an+ /sial 8esin of N() 8esin for /i/

simulation is +one in Lab'. 6nt/esis ill be +one usin RTL (om%iler an+ /sial

8esin ill be +one usin nounter 8iital Im%lementation 6stem.

Go to +iretor !N()!rlabs!or5.

Lets +o t/e 6nt/esis first.1. Invo5e RTL (om%iler b t%in r &ui on our terminal in+o.

T/e belo %iture an be seen after t%in t/e above omman+.

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T/e tool in+o loo5 li5e t/e belo imae:

T/e terminal ill loo5 li5e t/e belo imae after t/e tool is invo5e+.

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2. Give t/e %at/ of t/e librar .r.t to t/e +iretor ou are in usin t/e omman+:

setattribute libsear/%at/ ..!librar3 Give t/e %at/ of t/e RTL files it/ res%et to t/e +iretor ou are in usin t/e belo

omman+:

setattribute /+lsear/%at/ ..!rtl4 Rea+ t/e librar from t/e +iretor s%eifie+ in ivin t/e %at/ for t/e librar files inste% 2 usin t/e omman+:

setattribute librar slonormal.lib

slonormal.lib is t/e name of t/e librar file in t/e +iretor librar. T/ere isanot/er librar t/ere in t/at +iretor it/ name slo/i/vt.lib. An one of t/ese

to libraries oul+ be use+ at a time.

# Rea+ t/e RTL files from t/e +iretor s%eifie+ in t/e %at/ in ste% 3. T/e RTL files arein t/e +iretor name rtl:

rea+/+l mem.v mu-2to1.v %/asein.v to%.vS.

' No laborate t/e +esin usin elaborateomman+.

7 Give t/e omman+ to see t/e iruit in Tool in+o:T/e terminal in+o after t/e ste% 7 ill loo5 li5e

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T/e Tool in+o loo5s li5e imae on ne-t %ae

. Give t/e stan+ar+ +ela onstraints usin:

rea+s+ .!onstraintsto%..

T/e terminal in+o loo5s li5e t/e imae on ne-t %ae.

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H. 6nt/esiOe t/e iruit usin t/e omman+:snt/esiOe &toma%%e+ &effort me+ium.T/e terminal in+o an+ t/e snt/esiOe+ iruit in tool in+o ill a%%ear to be as

on ne-t %ae:

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10. 9rite t/e /+l o+e in terms of librar om%onents for t/e snt/esiOe+ iruit usin t/eomman+:

rite/+l no./+l

no./+l is t/e name of file in /i/ t/e o+e ets rite.

11. 6imilarl rite t/e onstraint file usinrites+ no.s+.

12. Timin oul+ be /e5 usin re%ort timin.13. 6imilarl for Gates re%ort ates.

14. (/e5 area usin re%ort area.

1#. (/e5 oer +issi%ation usin re%ort %oer.

After t/e 6nt/esis /sial 8esin an be +one b invo5in t/e tool nounter

8iital im%lementation.

1'. Go to 8iretor !N()!rlabs!or5.17. Invo5e t/e tool usin enounter or veloit.

T/e tool starts as belo imae:

T/e terminal in+o an+ tool in+o an be seens as similar to imaes on ne-t %ae

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1. Go t/e Tool in+o an+ li5 on t/e $ile an+ selet Im%ort 8esin. A ne in+oill o%en.

1H. 6elet t/e verilo files usin brose button. A ne in+o Netlist files ill o%en.

20.

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(li5 on t/e arro button an+ selet t/e verilo $ile N()[email protected] an+ li5t/e A++ button an+ t/en li5 t/e lose button.

21. (li5 on Auto assin after to% ell.

22. 6imilarl selet t/e lef file b li5in t/e brose button an+ t/en a++ t/e lef file

it/ name all.lef in t/e lef +iretor.

23. 6elet t/e timin libraries. $or ma-imum timin libraries selet all libraries it/

slo in t/eir name an+ for minimum timin libraries selet all libraries it/ fast int/eir names. Alternativel instea+ of seletin all t/e libraries for ?a-imum timin

libraries t%e ..!lib!


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2#. In t/e 8esin Im%ort in+o li5 on A+vane+ Tab. 6elet oer out of t/e list on

t/e left si+e of in+o. nter t/e %oer nets as =88 an+ Groun+ nets as =66.

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2'. 6elet )F. T/e tool in+o ill loo5 li5e imae on ne-t %ae.

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T/e %in5 olour blo5s are t/e stan+ar+ ells. T/is is floor%lan vie of t/e +esin.

27. (li5 on $loor%lan an+ selet 6%eif $loor%lan.

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6elet t/e As%et Ratio as %er t/e re@uirement. Give some +imension in (ore to left(ore to ri/t (ore to to%(ore to bottom. e.. ive 30 to ea/. T/is is to reate t/e

s%ae for oer rins /i/ ill be reate+ in %oer %lannin. (li5 )F an+ t/e Tool

in+o ill be loo5 li5e as belo.

T/e ore +imensions are /ane+.

2. (li5 on $loor%lan an+ selet Automati $loor%lan an+ selet lan 8esin. (li5 )5.T/is ill automatiall %ut t/e ?aros if t/ere are an in t/e +esin.

2H. Ne-t ste% is to +o %oer %lannin. (li5 on %oer selet %oer %lannin an+ li5

on A++ Rins.

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30. 6elet t/e to% an+ bottom laer as ?etal# Left an+ Ri/t as ?etal'. 6et t/e i+t/ as

%er t/e re@uirement an+ ta5in t/e s%ae beteen ore boun+ar an+ I!) %a+

onsi+erations. 6elet t/e o%tion for offset as enter in /annel an+ li5 )F.

T/e %oer rin ill et reate+ in beteen t/e /annel. T/e imae on t/e ne-t %ae iss/oin t/e %oer rin reate+.

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31. T/e ne-t ste% in %oer %lannin is to reate %oer stri%s. 6elet oer li5 oerlannin an+ li5 A++ 6tri%e.

#7


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32. $or a++in t/e stri%es selet metal laer as ?etal ' an+ /ose +iretion as vertial*if

+iretion /osen is /oriOontal /ose metal laer as ?etal #,. (li5 )F an+ t/e +esin

ill et t/e vertial t/in stri%s of t%e ?etal '.

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33. After t/e %oer %lannin o to Route an+ li5 6%eial Route. A ne 9in+o 6routeill a%%ear.

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34. (li5 )F it/ all +efault settins. T/is is +one to %rovi+e %oer to stan+ar+ ells.T/e /oriOontal blue oloure+ metal1 stri%es reate+ as a result of 6%eial Route.

3#. $or %laement li5 on %lae an+ selet %lae an+ li5 on lae 6tan+ar+ (ell.

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3'. (li5 )F on lae in+o an+ in %/sial vie t/e blue oloure+ stan+ar+ ells anbe seen as a result of %laement of stan+ar+ ells.

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37. Before (T6 timin analsis /as to be +one for an setu% violations. (li5 on Timin

an+ selet Re%ort Timin. A Timin analsis in+o ill et o%en. In t/e in+o

selet t/e re&(T6 as 8esin 6tae an+ selet t/e 6etu% as Analsis T%e.

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'3


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3. (li5 )F to om%let t/e Timin analsis. T/e timin information ill et +is%la on

terminal in tabular form. In t/e table +is%lae+ on t/e terminal un+er time8esin6ummar /e5 for an neative value un+er 9N6*9orst Neative 6la5, an+

TN6*Total Neative 6la5,. T/e terminal ill loo5 as t/e imae belo an+ Toolin+o as on ne-t %ae.

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T/e multi&oloure+ lines visible in t/e tool in+o are t/e onnetions beteen stan+ar+ells usin metal laers. If an %art of t/is +esin is Koom&in metal laers an be viee+

easil.

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8ifferent olours s/o +ifferent metal

3H. If t/ere is an of t/e neative sla5 value un+er 9N6 or TN6 li5 )%timiOe in Toolin+o an+ 6elet )%timiOe 8esin. A ne in+o )%timiOation ill et o%en.

6elet re&(T6 as 8esin 6tae an+ 6etu% as o%timiOation t%e an+ li5 )F.

T/e tool ill o%timiOe t/e +esin an+ t/e o%timiOe+ timin results ill be +is%lae+over terminal aain.

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In t/is ase e +i+ not et an neative sla5 so t/is ste% is s5i%%e+ /ere.

40. Go to (lo5 li5 6nt/esiOe (lo5 Tree a ne in+o 6nt/esiOe (lo5 Tree

ill et o%en.

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41. (li5 on Gen 6%e an+ a ne in+o Generate (lo5 6%e ill o%en.

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42. $rom (ells List 6elet all lo5s startin it/ (LF an+ li5 on A++ button to a++t/em to t/e 6elete+ (ells. 6elet a name for )ut%ut s%eifiation.

43. (li5 )F. T/en s%eif a name for Results 8iretor. an+ li5 )F. T/e tool in+o

loo5s li5e t/e imae belo.

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44. Aain erform t/e Timin b li5in on Timin an+ seletin Re%ort Timin. 6elet

ost&(T6 un+er 8esin 6tae an+ +o t/e selet 6et&u% as Analsis T%e.

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4#. (li5 )5 to %erform t/e timin. T/e timin information ill be +is%lae+ over t/e

terminal in+o. Aain /e5 for an neative sla5s un+er 9N6 or TN6.

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4'. If t/ere is an neative value foun+ for eit/er of 9N6 or TN6 t/en %erform t/e

)%timiOation Te/ni@ue to re+ue t/e neative sla5. No neative sla5 is foun+ in

t/e terminal imae on %revious %ae so t/is ste% is s5i%%e+ /ere.

47. Timin Analsis for 6etu% as Analsis T%e is +one. Re%eat 6te% 27 for %erformin

timin for ost (T6 as 8esin 6tae an+ Eol+ as Analsis T%e. T/e tool ills/o t/e timin results in t/e terminal in+o.

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4. After Timin Analsis is %erforme+ t/e time8esin 6ummar is s/oin t/e

neative sla5 values for bot/ TN6 an+ 9N6. erform t/e )%timiOation. Go to

)%timiOe an+ li5 on )%timiOe 8esin. 6elet ost&(T6 as an+ E)L8 as t/e)%timiOation T%e

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4H. (li5 )F to %erform t/e )%timiOation an+ Tool ill %erform t/e o%timiOation an+

+is%las t/e o%timiOe+ results in t/e terminal in+o un+er time8esin 6ummar.T/e results of )%timiOation an be seen on t/e ne-t %ae in tabular form for bot/

6etu% an+ Eol+ mo+e. As om%are to t/e Timn Results %erforme+ for Eol+ mo+e in

6te% 30 t/e +esin /as been o%timiOe+ an+ tabular results s/os t/at all sla5 valuesare no %ositive values an+ no more neative values for sla5.

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#0. erform Routin b li5in Route an+ selet NanoRoute an+ t/en li5 Route. A

in+o NaoRoute ill o%en.

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#1. (li5 )5 to erform Routin. T/e tool ill erform t/e Routin an+ t/e Routin

statistis an be seen on terminal in+o inlu+in 8R( violations.

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#2. After routin tool in+o loo5s li5e t/e belo imae.

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#3. erform t/e timin aain. Go to Timin seelt Re%ort Timin an+ a Timin Analsisin+o ill et o%en. 6elet ost&Route as t/e 8esin 6tae an+ 6etu% as

Analsis T%e. (li5 )5. T/e timin results ill be +is%lae+ in terminal in+o for6et u% mo+e.

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6ine t/ere is no neative value of sla5 so +esin +oes not re@uire o%timiOation for 6et&

u% mo+e in ost&Route stae.

#4. Re%eat 6te% 3' for ost&Route as 8esin 6tae an+ Eol+ as t/e Analsis T%e.(li5 )F. T/e timin results an be seen in t/e terminal in+o for /ol+ mo+e.

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As t/ere is no neative value of sla5 t/e o%timiOation is not re@uire to %erform. T/efinal vie of t/e iruit is as belo:

digital lab manual new

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