Unibrain 501 - Manual (Page 12)

Unibrain Fire-i 501/511/601/701/702/810 Operation Manual Page 4
1.3. Electrical Operating Condition
The new SXGA and UXGA models feature optocoupler (or Photo-coupler) while the VGA/XGA models still use TTL for
trigger and strobe.
Trigger (Fire-i 501/511/601):
User Side
Trigger
Opto. Coupler
Camera Side
FT Series
Camera
External
Trigger
Pin
GND Pin
Recommended Trigger Example
Electrical Specification
Strobe (Fire-i 501/511/601):
User Side
Strobe
Opto. Coupler
Camera Side
FT Series
Camera
Strobe Pin
Active High
GND Pin
GND
220 Ω
Recommended Strobe Example
Electrical Specification
4V ~ 5V
Strobe
User can set strobe duration
App 2msec