Point Grey Flea3 USB 3.0 Technical Reference 6 Image Acquisition
6.4.10.1 TRIGGER_MODE: 830h
Control of the register is via the ON_OFF bit and the Trigger_Mode and Parameter fields.
Field Bit Description
Presence_Inq [0]
Presence of this feature
0: Not Available, 1: Available
Abs_Control [1]
Absolute value control
0: Control with the Value field, 1: Control with the Absolute value CSR.
If this bit = 1, the value in the Value field is read-only.
[2-5] Reserved
ON_OFF [6]
Read: read a status
Write: ON or OFF for this feature
0: OFF, 1: ON
If this bit = 0, other fields will be read only
Trigger_Polarity [7]
Select trigger polarity (except for Software_Trigger)
0: Trigger active low, 1: Trigger active high
Trigger_Source [8-10]
Select trigger source: used to select which GPIO pin will be used for external trigger purposes.
Sets trigger source ID from Trigger_Source_Inq field of TRIGGER_INQ register (page 136).
Trigger_Value [11]
Trigger input raw signal value: used to determine the current raw signal value on the pin.
Read only
0: Low, 1: High
[8-11] Reserved
Trigger_Mode [12-15]
Trigger mode (Trigger_Mode_0..15): used to set the trigger mode to be used. For more
information, see Trigger Modes on page 84.
Query the Trigger_Mode_Inq fields of the TRIGGER_INQ register for available trigger modes.
[16-19] Reserved
Parameter [20-31] Parameter for trigger function, if required (optional)
Format
6.4.10.2 TRIGGER_DELAY: 834h
Field Bit Description
Presence_Inq [0]
Presence of this feature
0: Not Available, 1: Available
Abs_Control [1]
Absolute value control
0: Control with the Value field, 1: Control with the Absolute value CSR.
If this bit = 1, the value in the Value field is read-only.
[2-5] Reserved
Format:
Revised 9/27/2012
Copyright ©2011-2012 Point Grey Research Inc.
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