What data must an I/O controller have before a DMA transfer takes place? How is this data

Question:

What data must an I/O controller have before a DMA transfer takes place? How is this data sent to the controller?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For answer-question

The Architecture of Computer Hardware, Systems Software and Networking An Information Technology App

ISBN: 978-1118322635

5th edition

Authors: Irv Englander

See More Books

Question Posted: Mar 03, 2020 11:49 AM

See More Questions

A DMA controller has five channels. The controller is capable of requesting a 32-bit word every 40 nsec. A response takes equally long. How fast does the bus have to be to avoid being a bottleneck?
A computer consists of a CPU and an I/O device D connected to main memory M via a shared bus with a data bus width of one word. The CPU can execute a maximum of 106 instructions per second. An...
Suppose you wish to send a block of data to a tape drive for storage using DMA. What information must be sent to the tape controller before the DMA transfer can take place?
The following data relates to direct labor costs for August: Actual costs: 5,500 hours at $24.00 per hour. Standard Costs: 5,000 hours at $23.70 per hour. What is the direct labor rate variance?
Referring to Example 11.12, finish the problem by sizing the pipes from MH-4 to MH-6. Pipe lengths are as follows: MH4A to 4, 350 ft; MH4 to 5, 320 ft; MH5A to 5, 250 ft; MH-5 to 6, 100 ft.
Consider the following statement: "The rational expectations assumption is unrealistic because, essentially, it amounts to the assumption that every consumer has perfect knowledge of the economy."...
What are the different types of consulting and litigation support activities for fraud and forensic accounting professionals?
For each of the following scenarios, perform the three steps in the materiality process: (1) determine overall materiality, (2) determine tolerable misstatement, and (3) evaluate the audit findings....
Question 3.1 Create a class containing a method name createArray and a main method. The method createArray creates an array where each element contains the square of its index. The size of the array...
The following selected data are for Carducci Importers for its first three years of operations: Instructions Determine the missing amounts. TAKING IT FURTHER What information does the owner of a...
What are the three primary conditions that are required for DMA to take place?
What is the purpose of a completion interrupt at the conclusion of a DMA transfer?
Where is cash received for interest reported on the statement of cash flows?
Obtain the temperature distribution as a function of (x, y, t) T 1 T + ax dy a t Where at x = 0 y = 0 T = To, and at x = L T dy = 0, y = W T = T Show all solution steps and simplify all equations...
Explain your recommendations for the economy and economic policies of Liberia and discuss the following: What might be the causes of poverty or lack of economic development in Liberia? What economic...
in what ways does the class system exert influence on individuals diagnosed with autism, particularly concerning their educational experiences, access to resources, and social inclusion within...
There are 20 people living in Jalle town. Eight (8) residents are farmers, each of whom earns$200 per year. Six (6) of them are fishermen, each of whom earns $300 per year. Four (4) of the residents...
Investors are rewarded for assuming more risk. U.S. Treasury certificates, the safest of all investments, offer quite stingy interest rates whereas more speculative investments tantalize investors...
Airline Temporary Services (ATS) pays employees monthly. Payroll information is listed below for January, the first month of ATS's fiscal year. Assume that none of the employees exceeds the federal...
Which task is performed by a book-keeper? A. Analysing the trading results B. Entering transactions in the ledger C. Preparing year-end financial statements D. Providing information for...
List four major components of a packet switch and their functions.
Compare and contrast the two major categories of circuit switches.
Figure 8.28 shows a switch in a virtual-circuit network. Find the output port and the output VCI for packets with the following input port and input VCI addresses: a. Packet 1: 3, 78 b. Packet 2: 2,...
13. (8%) (a) Give a regular expression defining the same language as the following context-free grammar: S Sa, Kaa, SKb, K Ka. (b) What is the language over the alphabet (a, b) defined by the...
7) What is the output of the following snippet of code? myDict = { 'George': 4, 'Jean': 2, 'Paul': 10, 'Andrew': 18, 'Jacob': 8} myDict['Steve'] = 12 to Remove = ['George', 'Paul', 'Jacob'] for elt...
Write a program to empirically determine the performance of two power functions implementations: Iterative implementation double iterative Power (double base, int exponent) { double retVal = 1.0; if...

What data must an I/O controller have before a DMA transfer takes place? How is this data

Question:

Step by Step Answer:

The io system provides the all information of efficient mode of communication between the centr...View the full answer

The Architecture of Computer Hardware, Systems Software and Networking An Information Technology App

Students also viewed these Computer science questions