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5.16 GPIO
Selected signals are output from GPIO pins of I/O connector. Following signals are selectable.
Output signal is 5V CMOS.
Timer0Active
: This signal can be used as strobe control signal.
The delay time and pulse width of this signal are configurable.
UserOutput
: Level selectable user output by register setting.
ExposureActive
: Period from exposure start to end.
(See 7. Timing Chart for detail.)
FrameActive
: Period from exposure start to the CMOS transfer completion.
FrameTransferActive
: Period of transferring image data on USB bus.
FrameTriggerWait
: Indicating waiting a Random Trigger Shutter.
An External trigger is input during this period,
exposure starts immediately.
EXT_TRIG
VD
USB Streaming
Timer0Active
ExposureActive
FrameActive
FrameTransfer
Active
FrameTrigger
Wait
Delay
Duration
ActiveLow
Random Trigger Shutter Mode (Global Reset)
Line 1
Line 2
Line 3
Line N
Exposure
CMOS Transfer
Exposure
CMOS Transfer