Unibrain 701 用户手册
Unibrain Fire-i 501/511/601/701/702/810 Operation Manual
Page 42
3.12. Trigger Delay Control
Based on external triggers users can delay image acquisition by the trigger delay control feature. Fire-i camera series
support the IIDC V1.31 specification for trigger delay control as per the following tables.
Trigger
Delay Index (Y)
Incremental
Step
Trigger Delay Time : T
Delay Time
Range
1 ~ 500
1 us
T = Y us
1us ~ 500 us
501 ~ 1000
10 us
T = ( Y - 500 ) * 10 + 500
510 us ~ 5500 us
1001 ~ 1445
100 us
T = ( Y - 1000 ) * 100 + 5500 us
5.6 ms ~ 50 ms
Trigger Delay Example Table
Index 1 10 100 500 550 650 950 1045 1145 1445
Time
1 us
10 us
100 us
500 us
1 ms
2 ms
5 ms
10 ms
20 ms
50ms
Inquiry Register
Address
Name
Field
Bit
Description
534h
TRIGGER_DLY_INQ Presence_Inq
[0]
Presence of this feature
Abs_Control_Inq
[1]
Capability of control with absolute value
- [2]
Reserved
One_Push_Inq
[3]
One push auto mode (Controlled
automatically by camera only once)
automatically by camera only once)
ReadOut_Inq
[4]
Capability of reading the value of this
feature
feature
On/OFF_Inq
[5]
Capability of switching this feature ON and
OFF
OFF
Auto_Inq
[6]
Auto Mode (Controlled automatically by
camera)
camera)
Manual_Inq
[7]
Manual Mode (Controlled by user)
Min_Value
[8..19]
Minimum value for this feature control
Max_Value
[20..31]
Maximum value for this feature control
Status Control Register
Address
Name
Field
Bit
Description
834h TRIGGER_DELAY
Presence_Inq
[0]
Presence of this feature
0:N/A 1:Available
0:N/A 1:Available
Abs_Control
[1]
Absolute value control
0: Control with value in Value field
1: Control with value in Absolute value
CSR if this bit =1, value in Value filed is
ignored
0: Control with value in Value field
1: Control with value in Absolute value
CSR if this bit =1, value in Value filed is
ignored
- [2..5]
Reserved
On/OFF
[6]
Write : ON or OFF this feature
Read : read a status
0: OFF, 1:ON
If this bit=0, other fields will be read only.
Read : read a status
0: OFF, 1:ON
If this bit=0, other fields will be read only.
- [7..19]
Reserved
Value
[20..31]
Minimum value for this feature control