Class tcustomrs232

Description
Hierarchy
Fields
Methods
Properties

Unit

msecommport

Declaration

type tcustomrs232 = class(tpersistent)

Description

This item has no description.

Hierarchy

Overview

Fields

Protected fvmin: char;
Protected fnoclosehandle: boolean;
Protected fonopen: proceventty;
Protected fonclose: proceventty;

Methods

Protected function canevent(const aevent: tmethod): boolean;
Protected function piperead(var buf; const acount: integer; out readcount: integer; const nonblocked: boolean): boolean;
Protected function pipewrite(const buffer; count: longint): longint;
Public constructor create(const aowner: tmsecomponent; const aoncheckabort: checkeventty = nil);
Public destructor destroy; override;
Public function open: boolean;
Public procedure close;
Public function opened: boolean;
Public procedure reset;
Public procedure resetinput;
Public procedure resetoutput;
Public procedure setrts(active: boolean);
Public procedure setdtr(active: boolean);
Public function writestring(const dat: string; timeout: longword = 0; waitforeot: boolean = false): boolean;
Public function readbuffer(anzahl: integer; out dat; timeout: longword = 0): integer;
Public function readstring(anzahl: integer; out dat: string; timeout: longword = infinitemse): boolean;
Public function readavailbuffer(const maxcount: integer; out dat): integer;
Public function readavailstring(const maxcount: integer): string;
Public function transmissiontime(const acount: integer): longword;
Public function commpath(): filenamety;

Properties

Public property active: boolean read opened write setactive;
Public property openerror: int32 read fopenerror;
Public property handle: ptruint read fhandle;
Public property commnr: commnrty read Fcommnr write Setcommnr default cnr_1;
Public property commname: filenamety read fcommname write setcommname;
Public property baud: commbaudratety read Fbaud write Setbaud default cbr_9600;
Public property databits: commdatabitsty read fdatabits write setdatabits default cdb_8;
Public property stopbit: commstopbitty read Fstopbit write Setstopbit default csb_1;
Public property parity: commparityty read Faparity write Setparity default cpa_none;
Public property halfduplex: boolean read fhalfduplex write fhalfduplex default false;
Public property oncheckabort: checkeventty read foncheckabort;
Public property rtstimevor: integer read frtstimevor write frtstimevor;
Public property rtstimenach: integer read frtstimenach write frtstimenach;
Public property byteus: integer read fbyteus;

Description

Fields

Protected fvmin: char;

This item has no description.

Protected fnoclosehandle: boolean;

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Protected fonopen: proceventty;

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Protected fonclose: proceventty;

This item has no description.

Methods

Protected function canevent(const aevent: tmethod): boolean;

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Protected function piperead(var buf; const acount: integer; out readcount: integer; const nonblocked: boolean): boolean;

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Protected function pipewrite(const buffer; count: longint): longint;

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Public constructor create(const aowner: tmsecomponent; const aoncheckabort: checkeventty = nil);

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Public destructor destroy; override;

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Public function open: boolean;

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Public procedure close;

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Public function opened: boolean;

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Public procedure reset;

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Public procedure resetinput;

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Public procedure resetoutput;

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Public procedure setrts(active: boolean);

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Public procedure setdtr(active: boolean);

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Public function writestring(const dat: string; timeout: longword = 0; waitforeot: boolean = false): boolean;

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Public function readbuffer(anzahl: integer; out dat; timeout: longword = 0): integer;

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Public function readstring(anzahl: integer; out dat: string; timeout: longword = infinitemse): boolean;

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Public function readavailbuffer(const maxcount: integer; out dat): integer;

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Public function readavailstring(const maxcount: integer): string;

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Public function transmissiontime(const acount: integer): longword;

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Public function commpath(): filenamety;

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Properties

Public property active: boolean read opened write setactive;

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Public property openerror: int32 read fopenerror;

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Public property handle: ptruint read fhandle;

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Public property commnr: commnrty read Fcommnr write Setcommnr default cnr_1;

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Public property commname: filenamety read fcommname write setcommname;

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Public property baud: commbaudratety read Fbaud write Setbaud default cbr_9600;

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Public property databits: commdatabitsty read fdatabits write setdatabits default cdb_8;

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Public property stopbit: commstopbitty read Fstopbit write Setstopbit default csb_1;

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Public property parity: commparityty read Faparity write Setparity default cpa_none;

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Public property halfduplex: boolean read fhalfduplex write fhalfduplex default false;

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Public property oncheckabort: checkeventty read foncheckabort;

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Public property rtstimevor: integer read frtstimevor write frtstimevor;

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Public property rtstimenach: integer read frtstimenach write frtstimenach;

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Public property byteus: integer read fbyteus;

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