Delphi Serial Port Tutorial
Posted : admin On 09.01.2020Delphi select serial portwhere: Delphi - selecting a serial portthe following code fills the available serial ports intoa combo box named 'SerialCombo'. This code can bein the Formcreate handler.var i:integer;with TRegistry.create dotryrootkey:=HKEYLOCALMACHINE;if keyexists('HARDWARE') then beginif openkey('HARDWARE',false)then beginif keyexists('DEVICEMAP') then beginif openkey('DEVICEMAP',false)then beginif keyexists('SERIALCOMM') then beginif openkey('SERIALCOMM',false)then beginGetValueNames(SerialCombo.items);for i:=0 to SerialCombo.items.count-1 dobeginSerialCombo.itemsi:=ReadString(SerialCombo.itemsi);end;endend;end;end;end;end;finally free;end;Feedback is welcome.
Tcomport Delphi Example
Serial port communication Delphi & CBuilder ComponentZyl Soft See also:ZylSerialPort 1.74Delphi &CBuilder ComponentZylSerialPortis a Delphi & CBuilder thread based serial port component.Use ZylSerialPort component to easily communicate with externaldevices on serial port connection, such as modems, bar code readers,GSM modules and others. It works in synchronous and asynchronousmode.You can useit also with USB, IrDA and Bluetooth devices, because these deviceshave a driver that redirects the input from the USB, IrDA or Bluetoothport to a virtual serial port (you can check it in System/DeviceManager/Ports).
Delphi Serial Port Tutorial Free
If your USB device is not provided with such a driver,then use a USB controller whose vendor provides a virtual serialport driver, such asor use a USB/RS-232 adapter.Thedemo version is fully functional in Delphi and CBuilder IDE, butit displays a nag dialog (the licensed version will, of course,not have a nag dialog and will not be limited to the IDE).