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ESC/VP21 Command User’s Guide for Business Projectors
1. Introduction to ESC/VP21
ESC/VP21 is a control command and protocol for Epson projectors, which is used for A/V controller to control and
monitor Epson projectors. The command codes are comprised of ASCII codes. Therefore the command codes can be
understood very easily and you can easily control projectors using a PC with a terminal emulator such as Microsoft Hyper
terminal.
Since ESC/VP21 is independent of communication protocols. Serial, USB or TCP/IP network can be used to transmit the
commands to projectors.
* Serial connection
A/V controller normally use as serial connection to control projectors. Refer to Appendix for details.
* USB connection
A USB interface can be used to control a projector. Refer to Appendix for details.
* Network connection
After establishing a TCP session, ESC/VP21 commands can be sent to projectors. Refer to ESC/VP.net protocol manual
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