Event Type
Serial Output

The Serial Output event type can be used anytime you need to “talk” to an external device that has a serial port interface.  This includes USB ports that have a USB-serial port adapter.  To see the serial ports that are available in your computer and setup the desired port, click on the Setup button; the Serial Port Setup dialog opens:
 


 

For communication to be established successfully with the device on the other end, the serial port settings must match exactly.  Once the setup is complete, you can create as many Serial Output events without having to change it again: