DigiDesign VENUE Profile Manual page 253

Wiring a Logic Signal to Drive GPI
DB25F
1
14
GPI Output Examples
The following diagrams depict wiring examples for a cus-
tomer-provided DB25 male connector, to connect to the fe-
male GPI Output connector on D-Show Profile.
GPI Output Driving a Relay to Illuminate a Light
1
DB25M
14
9
24
Ground reference needed
between systems.
External
Power
Supply
No ground reference needed
between systems.
GPI Output Driving and Powering an LED
DB25M 1
14
Connect one side of the
relay to Ground.
9
24
GPI Output Driving an Externally Powered LED
1
DB25M
14
Chapter 29: Control Surface Reference 243
– +
External
Power
Supply