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Reference for unit 'go32' (#rtl)

outportb

Write byte to I/O port

Declaration

Source position: go32.pp line 155

procedure outportb(

port: Word;

data: Byte

);

Description

Sends 1 byte of data to the specified I/O port.

Parameters:

port: the I/O port number to send data to.
data: value sent to I/O port.

Return values: None.

Errors

None.

See also

inportb		Read byte from I/O port
outportl		Write longint to I/O port
outportw		Write word to I/O port

Example

uses
        crt,
        go32;

begin
        outportb($61, $ff);
        delay(50);
        outportb($61, $0);
end.

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