![]() The two-way feedback allows you to know that the command has been effective. ![]() In this case, you get feedback from the projector when you send a command from your laptop or whatever device you are using. One of the advantages of using this type of communication protocol is that it offers two-way communication between the device sending the command and the device that you are controlling. For example, you can control your projector from a third-party interface, whether that is by computer software, an iPad, or a separate controller device. ![]() This control does not transmit audio and video signals, but it does allow control of devices in a home theater setup. You will normally find a nine-pin sub-connector on the back of your projector, and this will connect it to the source. RS232 control is a communication protocol that allows you to connect audio visual equipment when you are setting up a home theater. ![]()
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