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

State sandwich testing, Define sandwich testing. Testing combines the i...

Define sandwich testing. Testing combines the ideas of both bottom-up and top-down testing by defining a certain target layer in the hierarchy of the module. The modules below

Software Metircs, I have a comprehensive question for Software Metrics ...i...

I have a comprehensive question for Software Metrics ...it is 16 question

What is operational testing, Testing conducted to consider a system or comp...

Testing conducted to consider a system or component in its operational environment. Contrast with development, testing,; testing, acceptance;

What is a state transition diagram, What is a state transition diagram? ...

What is a state transition diagram? State transition diagram is basically a collection of states and events. The events cause the system to change its state. It also show what

Define about the requirement traceability matrix, When is RTM (Requirement ...

When is RTM (Requirement traceability matrix) prepared - after or before test case designing? - RTM is prepared before test case designing. - Requirements must be traceable

Explain white-box and black-box testing in detail, Problem 1. Explain w...

Problem 1. Explain why it is necessary to design the system architecture before the specifications are written 2. Explain why it is important to describe software designs 3.

Case study – newsagent shop system, A newsagent shop employs several newspa...

A newsagent shop employs several newspaper deliverers to hand-deliver the morning newspapers to customers' houses. The customers all live fairly close to the shop and the delivere

What is hybrid testing, Explain Hybrid Testing? Ans) A mixture of top-do...

Explain Hybrid Testing? Ans) A mixture of top-down testing combined with bottom-up testing of prioritized or available components.

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