[Overview][Classes][Variables][Index] Reference for unit 'ports' (#rtl)

tportl

[Properties (by Name)] [Methods (by Name)] [Events (by Name)]

Type implemented to support Longint-sized port access

Declaration

Source position: ports.pp line 42

type tportl = class

protected

  procedure writeport();

  

Writes a Longint of data to a port

  function readport();

  

Reads a Longint of data from a port

public

  property pp: LongInt; default; [rw]

  

Access Longint-sized port by port number

end;

Inheritance

tportl

  

Type implemented to support Longint-sized port access

|

TObject

Description

The TPortL type is implemented specially for access to the ports in a TP compatible manner. There is no need to create an instance of this type: the standard TP variables are instantiated at unit initialization.

See also

portw

  

Provide port access per word

TPort

  

Type implemented to support integer-sized port access

TPortL

  

Type implemented to support Longint-sized port access

The latest version of this document can be found at lazarus-ccr.sourceforge.net.