The RS-232 communication protocol is one in all the foremost common ways that to manage skilled A/V instrumentation. numerous amplifiers, dimmers, extenders, projectors, and matrix switchers use the RS-232 commonplace to speak serial signals.
If you perceive the essential technology of RS-232 protocol, you'll haven't any drawback troubleshooting RS232 association problems. it'll take less time to mend a COM port error if you recognize what to seem for.
In this article, we’ll tell you concerning the most characteristics of the RS-232 communication and highlight the most common problems you may face while using your serial A/V equipment.