You can enable serial device-to-host communications when you want a bidirectional device on a serial port (such as a printer or bar-code reader) to be able to send information to a host via Reflection. Most hosts automatically initiate serial device-to-host communications (via the Csi?9i control function).
To enable serial device-to-host communications automatically
Under , select , and then click .
The dialog box appears.
From the list, select the port to which your serial device is connected.
If necessary, change the other settings for the serial connection to your device.
The button from the dialog box is equivalent to the button from the dialog box. You can use the button from either dialog box to configure your serial device port.
Click .
If the host application needs to send data to the serial device, from the dialog box, clear the check box. (You can omit this step if data flows only from the serial device to the host.)
Click .