Device drivers in assembly, Computer Engineering

Assignment Help:

Device drivers are special programs installed by config.sys file to control installable devices.  So personal computers can be expanded at some future time by installation of new devices.

Device driver is .com file organized in 3 parts.

1)  The leader

2)  The strategy procedure

3)  The interrupt procedure

The driver has either .sys or .exe extension and is originated at offset address 0000h.


Related Discussions:- Device drivers in assembly

Define the aims of program generation activity, Program generation activity...

Program generation activity aims at? Ans. At automatic generation of program the program generation activity aims.

#title.physics, Describe the construction and working of michelson ...

Describe the construction and working of michelson iinterferometer.describe the formation of different types of fringes in Michaelson''s interferometer

Explain the virtual memory, In computing, virtual memory is a memory manage...

In computing, virtual memory is a memory management method developed for multitasking kernels. This technique virtualizes computer architecture's various forms of computer data sto

Associative mapping - computer architecture, Associative Mapping: It i...

Associative Mapping: It is a more flexible mapping technique A primary memory block can be placed into any specific cache block position. Space in the cache may be

Explain the daa instruction, Explain the DAA DAA instruction follows th...

Explain the DAA DAA instruction follows the ADC or ADD instruction to adjust the result into a BCD result. DAA instruction functions only with the AL register, this addition sh

Programmed input - output technique for computers, Q. Programmed input - ou...

Q. Programmed input - output technique for computers? Programmed input/output is a useful I/O technique for computers where hardware costs need to be minimised. Input or output

IEEE802, 1. (a) Given a baseband bus with station 1 located at 10m, station...

1. (a) Given a baseband bus with station 1 located at 10m, station 2 located at 1000m, and station 3 located at 1010 meters (see diagram above). If the data rate of the bus is 10 M

What is hard drive interface, Q. What is Hard Drive Interface? Secondar...

Q. What is Hard Drive Interface? Secondary storage devices need a controller to proceed as an intermediary between device and rest of the computer system. On some computers the

What are the external storage systems, External storage systems A numb...

External storage systems A number of different types of external memory devices are available now. Some of these are considered below (hard drives haven't been mentioned as th

Creation deductive inferences, Creation Deductive Inferences : Here we...

Creation Deductive Inferences : Here we have shown how knowledge can be represented in first-order logic or how rule-based expert systems expressed in logic can be constructed

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