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Appendix D Camera Information
D.1 SP300
Supplied Accessories D.1.1
The SP300 is a dual-tap camera and is supplied with the following accessories:
 USB3.0 Certified Standard-A to Micro-B cable
 Coax External Trigger Cable – Hirose HR25-7TP-8P(72) to BNC
o
Pins 1 & 5 – External Trigger, SMA Bulkhead, Female
o
Pins 2-4, & 6-8 – Not connected, see reference table.
External Trigger Control D.1.2
The SP300 camera is supplied with an external trigger input cable. The input to this cable should be a
standard TTL level positive going pulse. The camera triggers, and begins integrating light on the rising edge. A
trigger pulse should be at least 5μs in duration.
To operate in external trigger mode you must set the trigger control to In . Select Off when operating in CW
mode.
GPI/O Connector Description D.1.3
The camera has an 8-pin GPIO connector on the back of the case; refer to the diagram below for wire color-
coding. The connector is a Hirose HR25 8 pin connector with part number: HR25-7TR-8SA. The male
connector is part number: HR25-7TP-8P(72). For all non-isolated GPO/GPI pins, the voltage swing is as
follows:
 For a LOW value: 0.0 to 0.1 V
 For a HIGH value: 3.0 to 3.3 V
 The typical forward current (If) is 20mA with maximum of 25mA.
This section contains reference material that has been reproduced with minor modifications as it was provided in the Point Grey Grasshopper3 U3
Technical Reference by Point Grey Research, Inc. All information is assumed to be accurate at the time of writing. No assumption of copyright is made
on such material; all rights are retained by the original author.