Create an input buffer, Computer Engineering

Assignment Help:

Q. Create an input buffer ?

CODE SEGMENT

...

MOV AH, 0AH                       ; Move 04 to AH register

MOV DX, BUFF                   ; BUFF must be defined in data segment.

INT   21H

.....

CODE ENDS

DATA SEGMENT

  BUFF DB 50    ; max length of string,

    ; including CR, 50 characters

    DB?  ; Actual length of string not known at present 

    DB 50 DUP (0); buffer having 0 values

DATA ENDS.

Explanation

The above DATA segment creates an input buffer BUFF of maximum 50 characters. On input of data "JAIN" followed by enter data will be stored as below: 

1249_Create an input buffer.png


Related Discussions:- Create an input buffer

Combinational logic circuits, A circuit can be designed to perform manydiff...

A circuit can be designed to perform manydifferent functions e.g.a circuit has 3 inputs A, B and C and 3 outputs:Output X is logic level 1 (or 'high') if one or moreinputs are at l

Differences between asp and asp .net, What are the differences between ASP ...

What are the differences between ASP and ASP .Net ?    1. ASP: Code is Interpreted ASP.NET: Code is Compiled 2. ASP: Business Logic and Presentation Logic are in a one

What do youe mean of quality of service, Quality of Service: This is asses...

Quality of Service: This is assessed on the basis of customer's satisfaction.

Contact-based keyboards, Contact-based keyboards employ switches directly. ...

Contact-based keyboards employ switches directly. Though they have a comparatively shorter life they are the most preferred type these days because of their lower cost.  Three such

What is interrupt vector table, Interrupt vector table is always created in...

Interrupt vector table is always created in first 1K area of the memory. Explain why? When CPU receives an interrupt type number from PIC, it uses this number to look up corres

Design a memory buffer of limited size, Extend task 1 so that it now suppor...

Extend task 1 so that it now supports a memory buffer of limited size. Provide the same functionality as task 1 except now make the server work with a limited buffer size. Like

Which scheduling in cpu is allocate for least cpu-burst time, The schedulin...

The scheduling in which CPU is allocated to the process with least CPU-burst time is called? Ans. Shortest job first Scheduling wherein CPU is allocated to the process with lea

What is the main problem with segmentation, What is the main problem with s...

What is the main problem with segmentation? Problem with segmentation (i) Is with paging, such mapping needs two memory references per logical address that slows down the

Explain common control, Explain Common Control. Common Control: Those...

Explain Common Control. Common Control: Those systems wherein the control subsystem is outside the switching network are termed as common control switching system. Therefore,

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