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The following signals are designated:
Signal
Description
SerTFG
LVDS pair for serial communications to the frame grabber
SerTC
LVDS pair for serial communications to the camera
The serial interface must apply the following regulations:
one start bit,
▪
one stop bit,
▪
no parity and
▪
no handshaking.
▪
9.2.2 Camera Control
According to the Camera Link
®
standard four LVDS pairs have to be reserved for general-
purpose camera control. They are defined as frame grabber outputs and camera inputs.
The definition of these signals is left to the camera manufacturer.
Signal
Baumer Naming
Employment
Camera Control 1 (CC1) FrameGrabberLine0
On Baumer HXC cameras, the wiring
of these signals is arbitrary.
Camera Control 2 (CC2) FrameGrabberLine1
Camera Control 3 (CC3) FrameGrabberLine2
Camera Control 4 (CC4) FrameGrabberLine3
9.2.3 Video Data
The standard designates four signals (as well as the signal state) for the validation of
transmitted image data:
Signal
Description
FVAL
Frame Valid is defined high for valid lines.
LVAL
Line Valid is defined high for valid pixels.
DVAL
Data Valid is defined high for valid data.
Spare
Has been defined for future use.