DOS Device Drivers DOS Devices may be accessed by Int 21 Function calls which support file I/O by specifying the name of a device rather than a file or by useing the Handle Read and Write functions with the STDIN, STDOUT, and STDERR devices which are set to handles 0, 1, and 2 respectfully when dos loads any program. Some Device drivers also add new Interrupt Functions to the DOS or BIOS. Console Input and Output Clock device Physical Communication Drivers Logical Communication Device Physical Printer Logical Printer see also: BIOS Device Drivers Handle Close Int\21F\3E Handle Open Int\21f\3D Handle Read Int\21f\3F Handle Write Int\21f\40 IOCTL
|file: /Techref/dos/devices.htm, 1KB, , updated: 1999/4/26 14:46, local time: 2021/10/23 03:45,
|©2021 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?|
<A HREF="http://www.piclist.com/techref/dos/devices.htm"> dos devices</A>
|Did you find what you needed?|
PICList 2021 contributors:
o List host: MIT, Site host massmind.org, Top posters @20211023 Neil, Harold Hallikainen, Alan Pearce, RussellMc, Bob Blick, Allen Mulvey, Dwayne Reid, madscientistatlarge, Sean Breheny, Justin Richards,
* 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!