beautypg.com

Ricoh Gig# Vision VGA Monochrome CCD Camera FV-G030B1 User Manual

Page 16

background image



16/38

FV-G030B1
User’s Guide Rev. 1.02

3.4.2

Exposure Timing with the Positive Polarity Trigger Signal



















Note 1: The trigger signal will be removed by the filtering if the pulse width of the input trigger signal is less than 30 CLK.

Please input a trigger signal with more than 31 CLK pulse width.

Note 2: The exposure will start 105 CLK after the rising edge of the trigger signal.

3.4.3

Exposure Timing with the Negative Polarity Trigger Signal



















Note 1: The trigger signal will be removed by the filtering if the pulse width of the input trigger signal is less than 30 CLK.

Please input a trigger signal with more than 31 CLK pulse width.

Note 2: The exposure will start 105 CLK after the rising edge of the trigger signal.

Input Trigger signal

Exposure time

T1'

SUB

SG

Exposure tim: T1' = Preset exposure time

Filtering *Note.1

30 CLK

Less than

5useconds

Trigger signal

(With Photocoupler delay)

75 CLK

Input Trigger signal

Exposure time

T1'

SUB

SG

Exposure tim: T1' = Preset exposure time

Filtering *Note.1

30 CLK

Less than

60 useconds

Trigger signal

(With Photocoupler delay

75 CLK