My Tobii Pro TX300 doesn't get any signal from the StimTracker

Third party hardware Screen based Tobii Pro TX300
If your Tobii Pro TX300 doesn't receive any signal from the StimTracker, please ensure the following:

- The firmware of the Pro TX300 is 1.0.0 or higher
- The StimTracker from Cedrus is compatible with the eye tracker from Tobii Pro
- The cable connecting the StimTracker to the Pro TX300 is on port number 2 of the StimTracker
- The light sensor feature is enabled in Tobii Pro Studio (Global Settings > Timing Settings)
- The cable is a 50 Ohms BNC cable
- The signal sent is a 0-5V TTL