MOGlabs MWM, Manual, Page: 77 / 96

D.6 Imaging
69
used for wavelength determination with
wavelength
command.
fov
cam,fov,rowstart,colstart,nrows,ncols
Define the field of view (i.e. the imaging area).
0
≤
rowstart
≤
1944 and must be even.
0
≤
colstart
≤
2592 and must be multiple of 4.
0
≤
nrows
≤
1943 and must be odd.
0
≤
ncols
≤
2591 and must be odd.
Note that the actual number of rows acquired is one greater than
nrows
and similarly for
ncols
. The maximum number of pixels, i.e.
nrows+1
×
ncols+1
, must be less than 25,920.
time
cam,time,u20
Set exposure time. The value is 20-bit unsigned. The exposure time is
approximately (
u20
×
ncols
/
48
−
8
.
5) microseconds.
atime
cam,atime,max
Automatically set exposure time, with a maximum of
max
milliseconds. The
exposure is adjusted until an interference peak is between 30 and 80% of
the maximum pixel value, up to a maximum of
max
milliseconds.
bin
cam,bin,binx,biny
Sum neighouring pixels to improve dynamic range. Untested.
binx, biny
can each be 0, 1 or 3 for 1x, 2x or 4x binning.
gain
cam,gain,d,m,g
Set imaging sensor digital gain, multiplier and analogue gain. Untested.
0
≤
d
≤
120
m
= 0, 1; set to 1 for a factor of 2 in digital gain
8
≤
g
≤
63
vars
cam,vars
Report imaging sensor field of view, exposure time, binning and gain set-
tings. The values are tab-separated. They are:
rowstart
first row
colstart
first column
nrows
number of rows - 1