Half Subtractor

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  • Опубликовано: 7 сен 2024
  • Digital Electronics: Half Subtractor.
    Lecture on half subtractor explaining basic concept, truth table and circuit diagram.
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Комментарии • 167

  • @cornerzzgame
    @cornerzzgame 9 лет назад +68

    This saved my grade. Thank you Neso Academy!!

  • @sgr2683
    @sgr2683 4 года назад +26

    I was just studying it for exams but now Logic Design Subject comes inside my favourite subject list. THANKYOU SO MUCH SIR.

  • @siemen_subbaiah
    @siemen_subbaiah 5 лет назад +277

    LEGENDS SAY,YOU CANNOT LEARN FROM SCHOOL.BUT YOU CAN LEARN FROM RUclips

    • @cyber_dbs
      @cyber_dbs 3 года назад +9

      If there exist Channels like Neso academy then why not!

    • @djsid651
      @djsid651 3 года назад +19

      Not only school...I am in college and I am learning better in RUclips then there

    • @yeshwanthch8031
      @yeshwanthch8031 3 года назад +5

      @@djsid651 much better than online classes

    • @djsid651
      @djsid651 3 года назад +3

      @@yeshwanthch8031 Ya off course

    • @xig4385
      @xig4385 3 года назад +1

      Freaking true! 😂😂😂🔥

  • @jatinvashisht4293
    @jatinvashisht4293 3 года назад +6

    Neso academy has mastered the art of explaining complex topics in an easy manner

  • @Goryl351
    @Goryl351 3 года назад +7

    thanks u r living legend i wound spend 1 hour learning that from presentation and still it wasnt clear to me till i watched this

  • @gaicheng1992
    @gaicheng1992 8 лет назад +235

    Please be a professor.... and save students' lives

    • @hamzah4792
      @hamzah4792 3 года назад +13

      He's already saving our lives though hahaah

    • @user-nl7ve1kb2m
      @user-nl7ve1kb2m 2 года назад +4

      I have no word to say ....... haha

    • @miguelod7975
      @miguelod7975 Год назад +2

      @@user-nl7ve1kb2m h a h a

  • @zeektm1762
    @zeektm1762 5 лет назад +13

    I'm pretty late to this videos upload but thank you so uch for this! I could never find any video actually SHOWING the design of the adder in a logic view I can understand. I amusing these videos as well as my CS course to design a computer in Minecraft!

  • @saviteshchaturvedi9956
    @saviteshchaturvedi9956 8 лет назад +6

    ur videos are very helpful to understand basics.good work,keep going.

  • @amitinformationtechnology2513
    @amitinformationtechnology2513 Год назад +1

    sir your teaching very nice and we can understand clearily

  • @nivesudha3112
    @nivesudha3112 4 года назад +2

    Sir really it is easy to understand .........lot of thanks sir

  • @BlackOpal-dk6iv
    @BlackOpal-dk6iv 4 месяца назад

    SIR I HAVE COMPLETED LECTURE 105 OUT OF 202. TREMENDOUS LECTURE AND THANKYOU FOR YOUR GUIDANCE !!

  • @eduardomarinho7887
    @eduardomarinho7887 2 года назад +2

    gotta say it, you teach much better then my lecturer. I wished you were my teacher

  • @mohammedanwar385
    @mohammedanwar385 7 лет назад +3

    You're a life savor. Thank you

  • @jameslaurent6491
    @jameslaurent6491 9 лет назад +3

    Thanks so much !

  • @dvorak3653
    @dvorak3653 2 года назад +4

    Great video, really well explained thanks!

  • @HishaMized
    @HishaMized 3 года назад +2

    Why did we need a NOT Gate with B in the circuit diagram? B compliment was not there in the expressions, was it? 6:40

  • @eduardomarinho7887
    @eduardomarinho7887 2 года назад +4

    ngl, indian channels are the best

  • @rajanbhandari607
    @rajanbhandari607 8 лет назад +2

    lots of thanks Neso Academy.....needing you

  • @mrigankabora4835
    @mrigankabora4835 5 лет назад +33

    4:22😂

  • @yasinalperbingul7420
    @yasinalperbingul7420 5 лет назад +1

    thank you my best teacher

  • @user-pz7jx3gd3l
    @user-pz7jx3gd3l 11 месяцев назад +1

    super sir❤

  • @tanudhanvi5812
    @tanudhanvi5812 7 лет назад +1

    this helps me to much so thanks for this video.

  • @anup4967
    @anup4967 7 лет назад +1

    you are doing great work...

  • @UECAshutoshKumar
    @UECAshutoshKumar Год назад +1

    Thank you sir

  • @Hardly_Human
    @Hardly_Human 5 лет назад +6

    Ok i can do the truth table , the Boolean algebra, and k map stuff, and I am even starting to understand full/half adders. The problem I have is thinking about it in a practical sense. For example, I can use a k maps and Boolean algebra to simplify a Boolean expression and then draw a logic diagram which can be built on a bread board and checked with led lights, but for adder/ subtraction stuff, what am I actually doing, what can I build with this on a breadboard. Please any help will be really appreciated.

  • @Mahi_013
    @Mahi_013 8 месяцев назад

    Thanks a lot for these videos 😊🇧🇩

  • @pavithracsbranch8132
    @pavithracsbranch8132 Год назад

    Thak u so much sir because i can learn easyly

  • @mrcastor9093
    @mrcastor9093 8 лет назад +7

    I think there is an explanation missing in this video regarding borrow :
    When you borrow from 2^1 towards 2^0, you're actually making 2^1 * 2^0, which means 2^(1 + 0). ( 2^n = 2 to the power n)
    Is this correct? If it is, then I think it's worth mentioning.

  • @hardekailawadi
    @hardekailawadi 3 года назад +1

    India is the best. Best teachers!!

  • @jdragon8184
    @jdragon8184 3 года назад

    i love how he couldn't stop the laugh when explaining B obviously its A'B , u may remember. condition for overflow too

  • @christiankruse5069
    @christiankruse5069 2 года назад

    Thank you!
    Very helpful to when trying to build an ALU in minecraft.

  • @tayyab.sheikh
    @tayyab.sheikh 9 месяцев назад

    4:21 This is the first time in this course, I have seen you laughing, ❤ from Pakistan 🇵🇰

  • @Codehatch344
    @Codehatch344 3 года назад +2

    Sir, i want to know that why 0-1 = 1 (D) and 1 also as a borrow as there should be 10 as a borrow

  • @shorty235z
    @shorty235z 6 лет назад +24

    What university does this guy teach at? And where the hell can I apply?!

    • @ranjeet5806
      @ranjeet5806 3 года назад +6

      YTU , youtube technological university

  • @muditsaxena3640
    @muditsaxena3640 6 лет назад

    Thanks man you are life savior

  • @abhishekverma614
    @abhishekverma614 6 лет назад +1

    thanks for being here...keep it up!!!

  • @a10gamerr
    @a10gamerr 8 лет назад +2

    thank you so much.
    you are life savior . (y)

    • @chaitanyasharma6920
      @chaitanyasharma6920 2 года назад

      Is video k bina mar rha tha kya ?
      Jo life saviour h chomu

  • @ajaykudva1645
    @ajaykudva1645 6 лет назад +4

    That laugh at 4:22 xD

  • @vglushak
    @vglushak 3 года назад +1

    What if instead of feeding value of “NOT-A” in AND gate we take results of XOR and combine with D. It will give the same B output! It will simplify circuit, isn’t. What am I missing? Can someone explain me?

  • @deepakdoer8507
    @deepakdoer8507 7 лет назад

    Nice n simple explanation. Keep it up

  • @barsilgen120
    @barsilgen120 2 года назад

    Thanks a lot

  • @USER-SANATANI952
    @USER-SANATANI952 3 года назад +1

    1:14 using a half subtractor we can subtract only 2 single bit numbers. so how can we subtract multibit number(here 2 bit) using half subtractor. someone explain me this please. thanks in advance.

  • @keshav_c17
    @keshav_c17 7 лет назад +3

    what does realization means in electronics ? as you have said "last part left is to realize them" what does this mean? realization word is used quite often that making me curious to know its actual meaning.

    • @chaitanyasharma6920
      @chaitanyasharma6920 2 года назад +1

      It means to make diagram of circuit of obtained expressions

    • @chaitanyasharma6920
      @chaitanyasharma6920 2 года назад

      I hope I cleared your doubt
      For thanking me you can send me money 💰

  • @ravinderkaurdua5561
    @ravinderkaurdua5561 7 лет назад

    Ur presentations are really good n easy to understand..plz upload analog to digital converters also

  • @singhsumit.kr.2467
    @singhsumit.kr.2467 8 лет назад +6

    I have a question can we design half adder and half subtractor in same circuit.

  • @sarikahp1067
    @sarikahp1067 6 лет назад

    itna achha koi read karate hai kya? you are really genius neso academy because you are not just genius in yourself but your teaching style is very easy and easily understandable for every student, i and we all thankful to you sir and your neso academy

  • @loobdhapatel2645
    @loobdhapatel2645 4 года назад

    Ur videos r amazing

  • @alaguprakalya1200
    @alaguprakalya1200 4 года назад +1

    Neso on!!

  • @anumol2119
    @anumol2119 4 года назад

    Wish you hit 1M subscribers..

  • @maheshsoni9863
    @maheshsoni9863 3 года назад

    thank you sir❤

  • @nitishkumarprajapati6096
    @nitishkumarprajapati6096 2 года назад

    Thanks Sir☺️☺️

  • @Alionn1
    @Alionn1 6 лет назад +2

    you do know de way my queen

  • @venkatbalachandra5965
    @venkatbalachandra5965 8 месяцев назад +1

    Why do we need a B(not) in the final circuit?

  • @samyam59
    @samyam59 6 лет назад

    5:53 ... "it is touching here but actually not" SCHRODINGERS WIRES !!!!!! omg !!! lololol

  • @fatmaabdi2256
    @fatmaabdi2256 7 лет назад +1

    On the last part of the video (6:12), since B = A which is 0 and B which is 1, shouldn't the OR gate be used instead of the AND gate?

  • @jeetdave2336
    @jeetdave2336 4 года назад

    Thank you so much

  • @chemudupatikarthik8
    @chemudupatikarthik8 9 лет назад +2

    Actually,
    you've said that,
    When you borrow a number and in the place of 0=2^0,2^1 takes place,
    and you get two and you can subtract,
    but coming to next number as you said it has given,
    so zero's left now it's 2^0=1,
    1-0=0?!
    Please lemme know.
    :)

    • @nitinpandey6037
      @nitinpandey6037 5 лет назад +1

      nope 2^0 is the weight of 0 and 2^1 is the weight of 1.
      0*2^0=0, 0*2^1=0

  • @jayadwivedi4153
    @jayadwivedi4153 3 года назад

    Thank u Sir 😊

  • @Aakash_harsh
    @Aakash_harsh 7 месяцев назад

    Doubt--->
    at the end (Bo =A'B)
    Can we also write
    Bo =A+B
    ???

  • @5hubhamgarg
    @5hubhamgarg 3 года назад +1

    Hail neso hail....

  • @ThaoNguyen-vs4zt
    @ThaoNguyen-vs4zt 7 лет назад

    thank you

  • @naani3065
    @naani3065 4 года назад +1

    Tq

  • @dujo_3747
    @dujo_3747 2 года назад +1

    4:19 - B is no match for Neso hahah

  • @shresthmishra9329
    @shresthmishra9329 4 года назад

    borrow should be represented as A(not)+B to get output as 1.

  • @usama57926
    @usama57926 6 лет назад

    thank u brother

  • @tenet5787
    @tenet5787 4 года назад +30

    I saw that you are first time laughing in a video...

  • @apoorvgajbhe290
    @apoorvgajbhe290 7 лет назад

    very useful

  • @IbrahimDayax
    @IbrahimDayax 3 года назад +1

    What was the point of the NOT B gate?

  • @prasish1732
    @prasish1732 3 года назад +1

    What was the use of not gate for B

  • @jananim6260
    @jananim6260 Год назад

    super sir

  • @aseemlalfakawma5084
    @aseemlalfakawma5084 7 лет назад

    In the Borrow Output, you wrote Abar.B, but 0.1 is 0, and the Bo is 1 in the truth table. How is that so?

  • @heroicrhythms8302
    @heroicrhythms8302 7 лет назад +6

    it's really funny to see u laughing when your saying a.b

  • @computerlanguageclasses7972
    @computerlanguageclasses7972 6 лет назад +1

    how borrow calculated
    A bar . b always 0 how it can 1 ?

  • @crazycatz7287
    @crazycatz7287 7 лет назад

    thank u

  • @tharuntha6355
    @tharuntha6355 3 года назад

    Sir while you are telling in down side the lines are moving on that please adjust the screen while you explaing at the down side

  • @danieleromonsele4599
    @danieleromonsele4599 4 года назад

    Please I need d solution.
    Design a half adder circuit using only two 2-input NAND gates and two 2-input NOR gates.

  • @notingspecial3777
    @notingspecial3777 6 лет назад +3

    do proper arrangement for combinational and make a playlist of combinational circuit where we can learn step by step please do it right now

  • @selmiahibrahim6622
    @selmiahibrahim6622 8 лет назад +1

    Sir, I think the Borrow Out is equal to A' + B, am I right?

    • @SillyLittleMe
      @SillyLittleMe 3 года назад +1

      no as it only concerns 1 cell , ik i am late but just writing for future reference of someone else

  • @epicclips8881
    @epicclips8881 4 года назад

    Nice

  • @jatin1688
    @jatin1688 3 года назад +1

    Are u teaching all subjects in neso or they are different?

  • @statesman3854
    @statesman3854 6 лет назад +18

    put on 1.5x, thank me later

  • @sonusambharwal8828
    @sonusambharwal8828 5 лет назад +1

    Super

    • @sonusambharwal8828
      @sonusambharwal8828 5 лет назад

      Sir IC fabrication technique par bhi lecture series banaiye... please....

  • @skmgamer8214
    @skmgamer8214 6 лет назад

    can't we make such type of ckt. for previous cases (for adder)

  • @tanveeryusafzaikhan4993
    @tanveeryusafzaikhan4993 3 месяца назад

    If we needed A'B then why did we connect B to a Not Gate ?

  • @tsegayekassa5693
    @tsegayekassa5693 8 лет назад

    THIS GOOD

  • @alifiyahh6387
    @alifiyahh6387 5 лет назад +1

    how does 0-1 = 1 in the truth table?

  • @-Mohamed_bayan
    @-Mohamed_bayan 4 года назад

    what is the benefit of B prime in the last of the video

  • @akankshasingh-fm8jf
    @akankshasingh-fm8jf 2 года назад

    Hey can u make a video on binary subtractor

  • @sudharshangunnam3726
    @sudharshangunnam3726 4 года назад

    Sir i think there is no need of not gate at input B..

  • @ranjansahoo3037
    @ranjansahoo3037 6 лет назад +1

    How Bo is A'B is possible?????

  • @ManinderSingh-xr6ir
    @ManinderSingh-xr6ir 2 года назад

    great lecture but i think the not gate with B input is of no use so we should remove it.

  • @saimoon4232
    @saimoon4232 2 года назад

    Is this like Comparator?

  • @yeswanthsai1211
    @yeswanthsai1211 6 лет назад

    Is it possible to construct a half subtractor using demultiplexer

  • @israairshad4189
    @israairshad4189 3 года назад

    How 0 1 inputs get borrow 1...we are taking 2 as borrow ,right?

  • @dwh19891218
    @dwh19891218 6 лет назад

    my professor sucks bad. He uses two hours to teach this and I still don't get it. But for seven minutes I learned a lot.

  • @douisnadjib2466
    @douisnadjib2466 4 года назад

    that's why most indians are well educated ! good job man

  • @rajshakerkankula1881
    @rajshakerkankula1881 9 лет назад

    what exactly is borrow out?

    • @renatanesio
      @renatanesio 9 лет назад

      Rajshaker Kankula Out as in output. It's the final answer. In full subtractors, you'll use Borrow outputs as borrow inputs. That's why you need that distinction.

  • @mujtaba2617
    @mujtaba2617 4 года назад

    4:22

  • @leprechuan9393
    @leprechuan9393 7 лет назад

    how do i makea full subtractor

  • @hidayatsom6528
    @hidayatsom6528 4 года назад

    Dude i want this in practical..show physical cirsuit..fed up of theory..