19Chapter 2 | Installation and Setup
InfoCaster R2100 Hardware Installation Manual
GPI inputs 9-14 have no internal pull-up resistors. If passive switching is
required for GPI inputs 9-14 the pull-up resistors must be added externally.
Figure 2-5. GPI Passive Switch Connection
Serial GPI Trigger
Figure 2-6 shows the pin closures for 25-pin and 9-pin serial port connectors.
Reverse movement is not supported.
Figure 2-6. Serial Port Connectors
Serial port GPI triggers need to be added to the GPI list in the Configuration
Utility before they can be used in InfoCaster. See “External Triggers Tab” in
Appendix B in the InfoCaster Software User Guide for more information.
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