RGBLink VSP 729 - Manual (Page 77)

5. Communication Software Guideline
How to control processor through RS232?
VSP 729 User Manual 77
Click【Device Manager】 ―+‖ on the left，check the COM number，as
following， COM1 is offered.
Remember the COM you are using and then run the control software, find
【Communication】 option. In default，first time user have to click
button，as following: