please dont rip this site

Interrupt 21h
Function  4Ah   Modify Allocated Memory Blocks (SETBLOCK)
		Expand or shrink memory for a program
entry   AH      4AH 
	BX      new size in 16 byte paragraphs 
	ES      segment address of block to change 
return  CF      clear   nothing 
		set     AX      error code (7, 8, 9) 
		    or  BX      max number paragraphs available 
note 1) Max number paragraphs availible is returned only if the call fails 
     2) Memory can be expanded only if there is memory availible 
 

file: /Techref/INT/21f/4a.htm, 0KB, , updated: 1999/2/20 11:26, local time: 2025/5/25 18:20,
TOP NEW HELP FIND: 
216.73.216.48,10-2-19-69:LOG IN
 ©2025 These pages are served without commercial sponsorship. (No popup ads, etc...).Bandwidth abuse increases hosting cost forcing sponsorship or shutdown. This server aggressively defends against automated copying for any reason including offline viewing, duplication, etc... Please respect this requirement and DO NOT RIP THIS SITE. Questions?
Please DO link to this page! Digg it! / MAKE!

<A HREF="http://www.piclist.com/Techref/INT/21f/4a.htm"> INT 21f 4a</A>
After you find an appropriate page, you are invited to your to this massmind site! (posts will be visible only to you before review) Just type a nice message (short messages are blocked as spam) in the box and press the Post button. (HTML welcomed, but not the <A tag: Instead, use the link box to link to another page. A tutorial is available Members can login to post directly, become page editors, and be credited for their posts.


Link? Put it here: 
if you want a response, please enter your email address: 
Attn spammers: All posts are reviewed before being made visible to anyone other than the poster.
Did you find what you needed?
  PICList 2025 contributors:
o List host: MIT, Site host massmind.org, Top posters @none found
- Page Editors: James Newton, David Cary, and YOU!
* Roman Black of Black Robotics donates from sales of Linistep stepper controller kits.
* Ashley Roll of Digital Nemesis donates from sales of RCL-1 RS232 to TTL converters.
* Monthly Subscribers: Gregg Rew. on-going support is MOST appreciated!
* Contributors: Richard Seriani, Sr.
 

Welcome to www.piclist.com!

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

  .