Data Translation MACH Series, User Manual

Page: 54 / 214

Chapter 2
38
Table 4: Horizontal Input Settings in Line-Scan Mode
Setting Description Range
Nominal
Values
Back Porch Start Not used for line-scan
operations. Not
applicable Not
applicable
Clamp Start The position at which the
clamping circuit starts holding
the blanking level portion of the
video signal to a reference
level. 0 to 8191
a
pixels
a. The granularity is 1.
90
Clamp End The position at which the
clamping circuit stops holding
the blanking level portion of the
video signal to a reference
level. 0 to 8191
a
pixels
95
First Active Pixel The position of the first active
video signal on the line, as a
pixel value offset from the
beginning of the horizontal
sync. 0 to 8191
a
pixels
Depends
on
camera
b
b. Refer to your camera documentation for camera specifications.
Active Pixel Count Not used for line-scan
operations. Not
applicable Not
applicable