Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

in 8051 microcontroller port0 has no internal pullup why?

Answer Posted / amir rashid chishti

All other ports have internal pull ups but not post 0
because it is left for user. This port uses multiplexing of
address and data that is why external pull ups are used and
it depends on what purpose we are going to achieve from
this post. When we use external pull ups it becoms general
purpose port.

Is This Answer Correct ?    66 Yes 32 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the effect of removal of bypass capacitor in a ce amplifier circuit?

1188


iam an electronics & comm engg student.i have applied for AAI can u please forward the old and related question papers to my id lali.ece63@gmail.com

1859


wath is this mining of hlr

2303


What are the advantages of active filters?

1069


Explain Speech Coding.

3293


10 bit A/D converters,the quantization error in % is??

4778


A PLL maintains lock by comparing A The phase of two signals B The frequency of two signals C The amplitude of two signals D None of these

2329


how pwm signals generated????

2099


What is the tri state of a signal?

986


What do you mean by drift velocity and mobility of a free electron?

982


What is dma controller?

1133


hi .. i have done my b.e in under electronics and communication engineering and now i have opted for computer engineering which has most of communication related subjects. still what should i answer, if i am been asked "why didnt yu opt for electrical engineering"

1682


with a neat sketch, show all the interconnections required between a 8085 processor and a RAM of size 4KB mapped in the range 2000H-2FFFH.

1778


Why the aspect ratio of tv video display is 4:3 or 16:9?

873


For high frequency applications will you prefer mosfet or igbt? Why?

1123