A lot of the (cheaper) Optoma Projectors do not have ethernet or wifi (which would have simplified the project!), and trying to use HDMI to start and stop Optoma projectors seems to cause issues ...
This project allows you to send commands to an Optoma ZH403 projector over RS-232 via a Wi-Fi REST server using an ESP32 microcontroller. The ESP32 connects to a Wi-Fi network and hosts a RESTful API, ...
The remote for the Optoma HD20 is small, backlit, and very functional. There are a ton of buttons on the remote for most all the possible settings you might want to adjust on the fly. There are ...
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