Serial Communication, cont’d
Projector Driver
The Projector Driver screen displays the current IR and RS-232 parameters and commands. Commands and drivers can be loaded, entered (programmed), or edited from this screen. Using this screen, commands can be associated with each input selection, display/projector control, or room button.
Special features
All of the items found in this screen are only available in this part of the control program. There is no other way to perform these functions. After loading a projector driver, but before editing or programming RS-232 commands, click on the button (such as Room 1 or Power Off in the upper part of the Projector Driver screen) that you wish to edit or program. The System 7SC Help program provides step-by-step directions for programming buttons.
Load New Driver — Select this button to load a new, Extron-created projector driver file into the System 7SC and into the control program. Alternatively, you can select the Load New Driver From... option in the File menu.
Remove IR/232 — Clicking on this option will erase the IR and RS-232 commands that are stored in the memory for the selected button.
Page 0 sends — This feature shows what type of commands (IR, RS-232, or none) the button is programmed to send. Choose RS-232 if you wish to program unidirectional RS-232 commands for the selected button.
RS-232Uni-directional Commands — The location and hexadecimal and ASCII forms of any unidirectional RS-232 commands that have been programmed into the selected key will be displayed in this area. Commands and command length can also be entered or edited in this area. Refer to the System 7SC Help program for complete step-by-step programming directions.
IR/RS-232 params — This section shows parameter information about the command stored in memory for the selected button.
4-14 System 7SC • Serial Communication