File: outport.pas

package info (click to toggle)
fpc 2.6.0-9
  • links: PTS, VCS
  • area: main
  • in suites: wheezy
  • size: 199,972 kB
  • sloc: pascal: 1,943,447; makefile: 977,517; xml: 131,522; ansic: 9,617; asm: 7,655; yacc: 3,745; php: 3,268; lex: 2,537; sh: 2,278; sql: 267; cpp: 145; sed: 132; perl: 126; csh: 34; tcl: 7
file content (16 lines) | stat: -rw-r--r-- 339 bytes parent folder | download | duplicates (14) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
{ This example demonstrates the use of the outport functions.

It simply turns the PC's internal speaker on for 50 ms and off again
}
uses
        crt,
        go32;

begin
        { turn on speaker }
        outportb($61, $ff);
        { wait a little bit }
        delay(50);
        { turn it off again }
        outportb($61, $0);
end.