Serial Communication Between 2 Personal Computer On Borland Delphi 7 Using Comport Component : Received Serial Data

Data receiver application: the function of this application is as serial data receiver from serial port such as COM1. COM2, COM3, etc.

1. Enter the component as follows, The following is component that is used:

No	Component	Property	Value
1	Form 1	Caption	Read Data Serial
2	Groupbox1	Name	Read Data Serial
3	Button1	Caption	Clear
4	Button2	Caption	Connect
5	Button3	Caption	Set Serial
6	Button4	Caption	Close
7	Label1	Caption	Received data
8	ComPort1	-	-
9	Memo1	Lines	-

Figure. Serial Communication Between 2 Personal Computer On Borland Delphi 7 Using Comport Component : Received Serial Data:Visualization of receive data serial application design

Declare a global variable named datain

Figure . declare global variable named datain

type source code as follows

No	Component	Event	Source Code
1	Button1	OnClick	memo1.Text:='';
2	Button2	OnClick	ComPort1.Open;
3	Button3	OnClick	ComPort1.ShowSetupDialog;
4	Button4	OnClick	application.Terminate;
5	Form1	OnCloseQuery atau dapat juga OnDestroy	comport1.Close;
6	comport1	OnRxChar	ComPort1.ReadStr(datain,count); memo1.Text:= memo1.Text + ' '+datain +' ';

The following is the result of Screen Shoot when application is used

Figure. Serial Communication Between 2 Personal Computer On Borland Delphi 7 Using Comport Component : Received Serial Data : Visualization of receive data serial application

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