Manish AssicuENT2 UANT2)

AIML(2B)
9! Desoibe sequentia Jagic unit usihg
proper diagam.
The ALU is combinatiÝna wnit atso known a the
ndomentas component o o compukes's certval protesig
unit (eu) that pegms asitthimetie 22 logicad opensteus.
sequential AL0 is on ALU whgse oprations Cun a
Acqyence , oten in
în vesponse to a equence o clock
Ihis unit will proes spenaion at atine
pedeteHmined orde, shich is
Bytems that do net haue panalel exeuive capabiliHes.
Connpenents
ALU e perprm aithmetie &logical epesakiery
Tempory steraye location
Contsel Unit ’ Prouides contrsl s'qnal
Syhhronizes epeationg ina
Aequenee.
enobles ALU to hoose inputs
Multiplexens
e) renon operatins or set based on telt

Contrel UnitDesde
(Cu)
Contrel Signats
Cegisten/
|Registe
file BuS
(operonda)

Status Fiags (Zese tary ete)

 4he
AL
Hhe
nd
s et
repeaksduntg
t
a incude
nef
ane
into |T
menolor cycle se
bace the )
penation
rem on the andnos e
(sipn
stored
basedand binany
udon Gs
EA sins
pending is letehed xoR
Lupclated egister
2 |MlHpliand
B S)
spatton The Multiplien
e X
e corves seleted (Siqn
Os
Bs
(eehed is muhelicahien
(nuliplien). Sct
SCI

Gohes intrUcHon
s s A
Sht
the the contents A)
Hhe SpeYatton.
aye
unitselects
et As Sc
Penoms Ae(sign
rebult
opeands et, i0Mo
control egtesr net the
precess
it
and ALUThe the The Shous and
Te The

2) s)
92
emoy
ex
MulkiplíCant B
22

A
0000o
Mulwplien in
On=D
Shit R EAO

Onl

Shift e EAO

olo\0)
SHR EA
Ioi o o ol
Onl, add ß

Oo0 =

682 in delal
3 rite a hor hete Look ahead casoy adden.
n
A Jode head cqy adde js a tyoe ef adden wed
digital Jgic eirits to imprsue the speed e binay
addiion, The main issue ita tradiHenal ipple cauy
addre is he tnne it takes Ror caoies to propogate
each bit
cay
Look head casy adden sowe this by allating
input bitsYathe
Siqnas in advanced boyed Gh the
than wikng lov cay to repogae
AbuANTAetS
faste han tiplee ca add
Computes in paale, redueing
4ime.
 +84|
010=2
ShR
R +
ShR
G+1 +
Se O00o
A
2s ’ B
(-13)
(3
\O661 coip- ’-(3
2S
5 ’ B
lgo. soott'es ustng s (15)& MulHply
bit net to
passed
5ewil
indiotey (0) qnal prepogatethe
Hhot veganden The
inpu Cay oy pesifon
be wiCay
l bit
The
propy. geneates
wovy it Hou
te' A dd
-35 and -31 in
sign ed ^s binaN sing
Binay comnlement signed 2s (omplemet
35
-'s Comp) -35 = 31

('s lomp) -35 -

-\lbl1or), -31
-(Wlo0o0)
Asding using 's omplement

Adaiy irg 2s Conplenmet

-66

Explain 2
by 2, blt sy nmuHplie, Drauw the
{iouschat diuigie opeatio tuoo no in sighed
yitude orm
Mulipli cand bits bi,bo
MulHplier blts e ar ,e
Preduek bits
bi bo

aobi aobo
abo
 mHpi is simple coN
A 242 bit anay
GYcuit 4hak nmukiies tuo 2-bit binoy he
to produee 4 bit roduct
1)) Thuts no.
no

Pastia roduts Eoch bit e A is mulhpied

each bit

Ax B
3)
Soing the patial roduks 3 The
prodcy hen added in ea
Soton thei sinany (ashion to
ins produt shie can be
ia bit vesuk xeprsete
floshat
(Staut
Checks siqns diyise
divi dend
t

Toke
both uhmbeS

Thiiaize ofent
Remainde

Peorm substyation
tivigion algorithm)

Assign Sim to Quote

End
 How
als oang
ive poin unbes one
TEES A54
nuben (pmat. epreented
-The stondand stondond in
Congukey
2-bit (ontingoint
in 32 {pr
institue
bits ond Gu
o
epesentng
bits have (jeatng
been point nurnbes
(TEEE). Eletriea cid developed b the
*
vepeents numben electxniy Gnaineentg
double in single
SiNeLE
preisien (Gu bit ) preisie (32 it) &
(ermat.
PeEciSON
31
(32 bit)?
30
23 22
Sigyn.it (e) 3iased trachion
Exponent (Mantissa)
4 bit
Bbitg 23 bits

Srores Sign Corainepenent Store nont'ssa in

/Kadix 23 bils eprebetaho
ue

3 bits expenet vonges rom o to 255 (or

value thuy the actual epnent ange is -126 o (2
obtained above adding 122 t0 ocual one

he Nalue o& 255 oHe wed to mdicate the

ating pointe value
(98 Draw the Rlochant
Rlohat Bootas Ago Ror muiplicato
ago
muttplicgktsn prace wying booh's
Cund show the
hen -a) & (+3).
 fegeAegRg (o)
(s)
lol (3)

Beg
inMulilicond
Oey
ir
Seh ashr(fleeg oo
MulHplien On Beatl
11000

O00o0
A

ShR
 (i1Tolo)
(2's Connp) -(o00016l6)
(-4x3)

aten shi rigat

Sign bit

Sign bit

meons an Sigh revensal

Sign bit

(Sio hat do
you meon by Svelow2 Desenibe the
oveo detection.
condition when tuwo
Ovenlow is nUmh ers ith
aue added Ono
n
dugis he sU is a numben
n+
occupyng
Computen btoz he hb. 4 bits an't be
ccomodat ed bu a nbit word.
 bit.
eult Atev
agmat.
eabnentvodue.
(expenet) a
dning
when
sinilicat
t
HoaHng
sqh Nonge
thak
identi7ihy
Aiytems
intgen
some
fhnan to epresentable
oveaus
to lóger
positve
Teers mest computen
Dible the
veleu types
to
Tt t the
a
selus e
thedak in
is may ot
6 Tt to
types thakqiven and sewy
o
tuo
siqnicon edy qiven aithmete
detechion onenai
Ouenuhe
hree nonben ece
representaion
ted eKee
ed tyoicaly
tor
culaHon
Exponent
vepiese
a Ovelou
that Vawes
and
Ihene in cal