Recent questions tagged register

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 : What Is A Stack Pointer Register, Describe Briefly.?

Last Answer : Answer :The Stack pointer is a sixteen bit register used to point at the stack. In read write memory the locations at which temporary data and return addresses are stored is known as the stack. ... to avoid program crashes a program should always be written at one end and initialized at the other.

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 : Write A Program That Will Store The Contents Of An Accumulator And Flag Register At Locations 2000h And 2001h.?

Last Answer : Answer :By making use of the Push & Pop instructions the program can be written as: LXISP, 4000H - this step initiates the SP at 4000h. PUSH PSW - the contents of the accumulator and flag are pushed into the stack. POP B MOV A, B STA 2000H MOV A, C STA 2001H HLT

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 to Register to Vote

Last Answer : How to Register to Vote If a single step can start one epic journey, then one vote in the elections can make a big difference in determining your country's future. Though most governments rely ... confirmation from your local election office. You should be able to get an update or confirmation soon.

Description : How to Register a Copyright with the Copyright Office

Last Answer : How to Register a Copyright with the Copyright Office A copyright will allow you protection under federal law from having your original work used without your permission. With a copyright in hand you ... that deposited work(s) are not usually returned Visit the copyright website for current fees.

Description : Shift Register

Last Answer : Shift Register:- Shift Register is a group of flipflops used to shift data from one side to other side or to convert serial data into parallel or vice versa. Shift registers are of following types  i) ... iii) Parallel in serial out(PISO) iv) Parallel in parallel out(PIPO)

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