What Are The Various Flags Used In 8085?

1 Answer

Answer :

Answer :Sign flag, Zero flag, Auxillary flag, Parity flag, Carry flag.

Related questions

Description : Flags at half staff. Are we doing it so often now, that it is losing its meaning?

Last Answer : We had another moment of silence today. Third one this month; before we hadn’t had one in months.

Description : Mention The Various Functional Blocks Of The 8085 Microprocessor.?

Last Answer : Answer :The various functional blocks of the 8085 microprocessor are: Registers Arithmetic logic unit Address buffer Increment / decrement address latch Interrupt control Serial I/O control Timing and control circuitry Instructions decoder and machine cycle encoder.

Description : What Are The Various Registers In 8085?

Last Answer : Answer :Accumulator register, Temporary register, Instruction register, Stack Pointer, Program Counter are the various registers in 8085.

Description : Describe Briefly The Accumulator Register Of 8085.?

Last Answer : Answer :It is one of the most important 8 bit register of 8085 It is responsible for coordinating input and output to and from the microprocessor through it. The primary purpose of ... logical operations. This accumulator register is mainly used for arithmetic, logical, store and rotate operations.

Description : Explain Briefly The Flag Register In The 8085 Microprocessor.?

Last Answer : Answer :The flag register in 8085 is an 8-bit register which contains 5 bit positions. These five flags are of 1bit F/F and are known as zero, sign, carry, parity and auxiliary carry. ... addition and subtraction operations. The parity flag is used for results containing an even number of one's.

Description : Explain In Brief The Control And Timing Circuitry Of The 8085.?

Last Answer : Answer :The timing and control circuitry section of the 8085 is responsible for the generation of timing and control signals so that instructions can be executed. The types of signals involved ... of control signals for the executions of instructions and for the sync between external devices.

Description : Does The 8085 Support Externally Initiated Operations? If Yes How?

Last Answer : Answer :Yes the 8085 does support several externally initiated operations. The possible operations and the corresponding pins for them in the 8085 are as follows: It supports resetting ( this is possible ... It also has a HOLD pin which can basically pause the operation till required/ as required.

Description : Mention The Different Types Of Data Transfers Possible In The 8085.?

Last Answer : Answer :The various types of data transfer operations possible are: Data transfer is possible between two registers. It is also possible between a memory location and a register. Also it can occur between ... . In reality data is never transferred it can only be copied from one location to another.

Description : Explain All The Addressing Modes Of The 8085 With The Help Of Examples.?

Last Answer : Answer :The various types of addressing modes of the 8085 are as follows: Direct addressing: The instructions in itself contain the opearand. For ex. STA5513H or in/out instructions such as IN PORT C. ... etc. Implicit addressing: this form of addressing contains no operands. For ex. RAR, CMA etc.

Description : Explain Briefly What Happens When The Intr Signal Goes High In The 8085?

Last Answer : Answer :The INTR is a maskable interrupt for the 8085. It has the lowest priority and is also non vectored. When this INTR signal goes into the high state the following things occur / ... the processor saves the address of new instruction into the STACK and an interrupt service subroutine begins.

Description : Explain Briefly The Trap Input For The 8085.?

Last Answer : Answer :The TRAP input is sensitive to both edge and level. The pulse width for this signal should be in excess as compared to the normal noise width. A second trap will never be able to ... to low transition. The pulse widths are wider than normal widths so as to prevent unwanted false triggers.

Description : How Can Signals Be Classified For The 8085 Microprocessor?

Last Answer : Answer :The signals of the 8085 microprocessor based on their functions can be classified into 7 categories namely: Frequency and power signals Address and data buses The control bus Interrupt Signals Serial Input / Output signals DMA signals Reset Signals

Description : Can An Rc Circuit Be Used As Clock Source For 8085?

Last Answer : Answer :Yes, it can be used, if an accurate clock frequency is not required. Also, the component cost is low compared to LC or Crystal.

Description : In 8085 Which Is Called As High Order / Low Order Register?

Last Answer : Answer :Flag is called as Low order register & Accumulator is called as High order Register.

Description : How Many Interrupts Are There In 8085?

Last Answer : Answer :There are 12 interrupts in 8085.

Description : In What Way Interrupts Are Classified In 8085?

Last Answer : Answer :In 8085 the interrupts are classified as Hardware and Software interrupts.

Description : Which Stack Is Used In 8085?

Last Answer : Answer :LIFO (Last In First Out) stack is used in 8085.In this type of Stack the last stored information can be retrieved first.

Description : List any four salient features of 8085 microprocessor

Last Answer : Features of 8085:  1. 16 address line so 216=64 Kbytes of memory can be addressed.  2. Operating clock frequency is 3MHz and minimum clock frequency is 500 KHz.  3. On chip bus controller ... duty cycle TTL clock  10. Provide 2 serial I/O lines, so peripheral can be interfaced with 8085 μp

Description : The 8085 Microprocessor has A) 8-bits Data bus and 16-bits Address bus B) 8-bits Data bus and 8-bits Address bus C) 16-bits Data bus and 16-bits Address bus D) 32-bits Data bus and 8-bits Address bus 

Last Answer : B) 8-bits Data bus and 8-bits Address bus. 

Description : The clock frequency of an 8085 microprocessor based system is 3 MHz. What should be the minimum pulse width of the INTR signal so that it is recognized successfully? A) 5.6 µs B) 5.7 µs C) 5.8 µs D) 5.9 µs

Last Answer : The clock frequency of an 8085 microprocessor based system is 3 MHz. What should be the minimum pulse width of the INTR signal so that it is recognized successfully? A) 5.6 µs B) 5.7 µs C) 5.8 µs D) 5.9 µs

Description : In 8085 microprocessor, how many T-states does OPCODE FETCH machine cycle normally require (i.e., when HOLD and WAIT signals are NOT forced)? A) 4 to 6 B) 3 to 8 C) 2 to 3 D) 8 to 12 

Last Answer : In 8085 microprocessor, how many T-states does OPCODE FETCH machine cycle normally require (i.e., when HOLD and WAIT signals are NOT forced)? A) 4 to 6 B) 3 to 8 C) 2 to 3 D) 8 to 12 

Description : Then number of T-states of the instruction STA in 8085 microprocessor is A) 10 B) 12 C) 13 D) 16 

Last Answer : Then number of T-states of the instruction STA in 8085 microprocessor is 13 

Description : In 8085, whenever a signal is received at TRAP terminal, its program execution is transferred to a subroutine on address A) 0000 H B) 002C H C) 0024 H D) 0004 H

Last Answer : In 8085, whenever a signal is received at TRAP terminal, its program execution is transferred to a subroutine on address 0024 H

Description : What is the size of memory which can be accessed by direct accessing in 8085 microprocessor? A) 64 kB B) 4 kB C) 128 kB D) 128 MB 

Last Answer : What is the size of memory which can be accessed by direct accessing in 8085 microprocessor? A) 64 kB B) 4 kB C) 128 kB D) 128 MB 

Description :  What is the size of SP register in 8085 microprocessor? A) 16 bits B) 8 bits C) 64 bits D) 48 bits

Last Answer :  What is the size of SP register in 8085 microprocessor? A) 16 bits B) 8 bits C) 64 bits D) 48 bits

Description : The ALE line of an 8085 microprocessor is used to (A) latch the output of an I/O instruction into an external latch. (B) deactivate the chip-select signal from memory devices. (C) find the interrupt ... of the TRAP interrupt. (D) latch the 8 bits of address lines AD7-AD0 into an external latch.

Last Answer : The ALE line of an 8085 microprocessor is used to latch the 8 bits of address lines AD7-AD0 into an external latch.

Description : Is this desecration of the American flag?

Last Answer : I believe you are correct. Contact your local American Legion and ask them to investigate.

Description : Which flag seems new to the scene to you, i.e, has any country changed its flag?

Last Answer : ….So, amoung the ones that are at times out there and hard to miss because of World Cup or other events. I know about the “it’s” in my title, I’ve flagged it.

Description : How often do you flag comments or questions and why?

Last Answer : I only ever do this when I see comments that if i’d made would’ve certainly been removed, only then when it’s blatantly inconsistent & downright ridiculous. Don’t flag nowt else because i’m never offended or arsed to do so.

Description : What do you think about the Mississippi state flag?

Last Answer : answer:The guy is comparing something on private property to something on government property. He has no point and is a moron for even thinking that it's a valid comparison. Anyway, my thoughts are ... of any state flag, or being flown over state grounds of any member state of the United States.

Description : Do you "flag" your own questions?

Last Answer : No, but I’m thinking about it. You get a GQ for awesome tags.

Description : 8085 microprocessor has ________ individual flags during arithmetic and logic operations.

Last Answer : 8085 microprocessor has 5 individual flags during arithmetic and logic operations.

Description : What are the red flags for theachers that screem drop the class immediately?

Last Answer : “You won’t be tested on the material covered in our lectures.” Had that happen to me once in a core class for my major, where the exams covered only the reading material, not the lectures, and I switched majors entirely.

Description : Is a digital recording generated from an old vinyl record or tape invisible to copyright flags?

Last Answer : Quick NO not invisible. The copyright detection software works off the tunes themselves and tries to do pattern matching on the sound. So it may be an old LP or an old reel-to-reel recording that is your source, but if they can recognize the sound pattern, they will ding you.

Description : What is it that flags us that a person hasn't seen you and is about to run the stop sign, or that the person in front of you is getting ready to change lanes before they use their blinker?

Last Answer : Years and years of driving experience,and by no means am I bragging. Remember I have said this a few times I expect everyone in front of me to do something stupid and they have never let me down yet. ... extra stupid,they have to get in front of us even if it means risking everyones lives to do it.

Description : Does having pictures of children from my past experiences as a camp counselor or director raise red flags about me?

Last Answer : P.S. — my name ‘Yellowdog” was a name I earned decades ago with a particular camp—many people know me as Yellowdog even now, That’s why I chose it for Askville and now Fluther.

Description : Are all flags and maps considered to be "public domain" for retail use?

Last Answer : I’m confused – is there something on the Fluther store site that we’re supposed to see in order to answer the question? Do you want to use Fluther graphics?

Description : When flags are flown at half mast, is the US flag still displayed higher than a state flag?

Last Answer : Generally yes.

Description : Have you ever been so physically attracted to another person that you were smitten and missed, or ignored obvious red flags you should have seen?

Last Answer : Yes… I was attracted to a crazy lady. We became friends; then she attacked. The rest will be in my book. The red flag would identify her so I don’t want to be sued… or hurt again.

Description : Aren't the US flags displayed behind the president in violation of the flag code?

Last Answer : On that logic there is only allowed to be one US flag flying within the whole of the United States. Where should it go?

Description : I need a site or name of company that sells crochet patterns for national flags.

Last Answer : Here is a crochet pattern for the American flag

Description : Can you wear flippy floppies at Six Flags?

Last Answer : You can but most rides will not let you wear them and you will have to take them off and leave them back while you take the ride! There are lockers at each ride at a dollar a pop!

Description : Ladies of Reddit, what are some small or even unconventional things that are green flags in men?

Last Answer : Holding a conversation by listening and waiting his turn to speak and offer his input as opposed to talking over or interrupting.

Description : Why are flags rectangular?

Last Answer : not all of them are. Some countries have triangular flags…

Description : Has anyone been to both places? I want to compare the Wild Animal Park in San Diego to Wild Safari in Six Flags New Jersey.

Last Answer : answer:There is no comparison whatsoever. I’ve been to both many times, and the wild animal park is one of the most amazing things I have ever seen. It is incredibly beautiful, and full of many more rare animals that six flags doesn’t have. It is certainly worth the time to visit.

Description : What’s one of the biggest red flags you can find in a contract, employment or otherwise?

Last Answer : non competes

Description : "Green flags" - what are your positive therapy experiences, or signs of a good (or good fit for you in particular) therapist?

Last Answer : Full disclosure, I'm a therapist. I primarily see trauma survivors. I saw a post on here earlier where the poster asked about negative therapy experiences/incompetent therapist warning signs. I want to ... things have your therapists said, done, or facilitated that keep/kept you going back? :)

Description : What are the biggest red flags in friendship one shouldn’t ignore?

Last Answer : When, on balance, you give more than you get.

Description : Twelve flags stand equidistant along the track at the stadium. The runners start at the first flag. A runner reaches the eighth flag 8 seconds after he starts. If he runs at an even speed, how many seconds does he need altogether to reach the twelfth flag? -Riddles

Last Answer : Not 12 seconds. There are 7 segments from the first flag tot the eighth, and 11 from the first to the twelfth. He runs each segment in 8/7 seconds; therefore, 11 segments take 88/7= 12 4/7 seconds.

Description : what colour is in 75 percent of national flags ? -General Knowledge

Last Answer : Red is the answer