Memory locations and registers pc-ir-mar, Software Engineering

Assignment Help:

Assume 64 different op codes and 19-bit instruction word in a computer system. Two bits in the instruction are reserved to indicate the addressing mode. 
  a. Draw a box style sketch of a CPU showing and labeling Special Purpose Registers: PC, IR, MAR, and MDR and General Purpose Registers: Accumulator, R0-R3. 
  b. How many different memory locations can this system access using direct and absolute addressing mode?    
  c. How many different memory locations can this CPU access using base/offset addressing mode, if a 14-bit general purpose register serves as the base and can be loaded with any value?

 


Related Discussions:- Memory locations and registers pc-ir-mar

Simulation and optimization software, A one-car taxi company receives an av...

A one-car taxi company receives an average of 18 calls per day. The receptionist takes down details of the requested journey and relays them to the driver by radio. Each passenger'

State lehmans first law, State Lehman's First law. A program that is u...

State Lehman's First law. A program that is used in true world environment essentially must change or become progressively less useful in that environment.

Explain intermediate and detailed cocomo model, Q. Explain Intermediate and...

Q. Explain Intermediate and Detailed COCOMO model? Intermediate COCOMO calculates software development effort as function of program size and a set of cost drivers that include

Illustrate detailed cocomo model, Q. Illustrate Detailed COCOMO model? ...

Q. Illustrate Detailed COCOMO model? Detailed COCOMO it incorporates all characteristics of the intermediate version with an assessment of the cost driver's impact on every ste

Draw E-R diagram for the given situation, Draw E-R diagram for the followin...

Draw E-R diagram for the following situation An account is a relationship between customer and bank. A customer has a name. A bank has a branch. A customer may have numerous ac

Problems that are faced during maintenance of software, Q. Discuss some of ...

Q. Discuss some of the problems that are faced during maintenance of software? - Habitually another person or group of persons working over the years in isolation from each oth

What is peer reviews, What is Peer Reviews? Ans) A methodical examinatio...

What is Peer Reviews? Ans) A methodical examination of software work products by the producer's peers to recognize defects and areas where changes are required.

Local data object defined in a subroutine, It is possible to assign a local...

It is possible to assign a local data object defined in a subroutine or function module to a field group. False.

Explain some of the limitations of testing, Explain some of the limitations...

Explain some of the limitations of testing. Though testing is an significant part of system development and leads to a valid,  verified and efficient system, it also faces some

Differentiate between circuit switching and packet switching, Question: ...

Question: (a) Differentiate between circuit switching and packet switching. (b) Using an example, explain the main parts that form a URL (Uniform Resource Locator). (c)

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd