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IIT Camera System Manual
32 System Set-Up
Figure 30. IIT I/O Board communication
The DAC values in commands C to J are set to 32 from the factory and it is normally not necessary
to change these.
The TTL Trigger pulse width is set by command A to a value between 01 and FF (255d) times 0.1
ms. = between 0.1 and 25.5ms. Factory setting is 1ms.
The minimum time between two trigger pulses are set by command M to a value between 01 and FF
(1-255ms).
The number of consecutive samples being high from a passing license plate is set by the command
X. The factory setting is 06 and the unit is 0.2ms. The setting applies to all 8 fiber channels.
The number of consecutive samples being low between two passing license plates is set by the
command Y. Factory setting is 0A and the unit is 0.2ms.
In Appendix F is found a list of all default settings for the IIT I/O Board.