Spyder3 SC-34 Color Camera User's Manual
51
Teledyne DALSA
03-032-20116-01
Related Com m and s:
gla, ccf, cp a
Exam p le:
css 1024
Returning the Average of Multiple Lines of Video
Pu rp ose:
Retu rns the average for m u ltip le lines of vid eo d ata (w ithou t p ixel coefficients ap p lied ) .
The nu m ber of lines to sam p le is set and ad ju sted by the
css
com m and . The cam era
d isp lays the Min., Max., and Mean statistics for the p ixels in the region of interest (the
region of interest com m and is exp lained in section Setting a Region of Interest (ROI)).
Syntax:
gla
N otes:
Range d efined u sing the sp x and sp w com m and s.
Analog gain, analog offset, d igital offset, backgrou nd su btract, and d igital system gain
are ap p lied to the d ata. FPN and PRN U coefficients are not inclu d ed in the d ata.
Valu es retu rned are in 12 bit DN .
Related Com m and s:
sp w , sp x
Exam p le:
gla
3.14 Temperature Measurement
The tem p eratu re of the cam era can be d eterm ined by u sing the
vt
com m and . This com m and w ill retu rn
the internal chip case tem p eratu re in d egrees Celsiu s. For p rop er op eration, this valu e shou ld not exceed
75°C.
Note:
If the cam era reaches 75°C, the cam era w ill shu t d ow n and the LED w ill flash red . If this occu rs, the
cam era m u st be rebooted u sing the com m and ,
rc
or can be p ow ered d ow n m anu ally. You w ill not be
able to restart the cam era u ntil the tem p eratu re is less than 65°C. You w ill have to correct the tem p eratu re
p roblem or the cam era w ill shu t d ow n again. The cam era allow s you to send the
vt
(verify tem p eratu re)
com m and w hile it is in this state.
3.15 Voltage Measurement
The com m and
vv
d isp lays the cam era‘s inp u t voltage. N ote that the voltage m easu rem ent featu re of the
cam era p rovid es on ly ap p roxim ate resu lts (typ ically w ithin 10%). The m easu rem ent shou ld not be u sed
to set the ap p lied voltage to the cam era bu t only u sed as a test to isolate gross p roblem s w ith the su p p ly
voltage.
3.16 Camera Frequency Measurement
Pu rp ose:
Retu rns the frequ ency for the requ ested Cam era Link control signal
Syntax:
gsf
i
Syntax Elem ents:
i
Cam era Link control signal to m easu re:
1
: CC1 (EXSYN C)
2
: CC2 (PRIN )
3
: CC3 (CCD Direction)
N ote:
Cam era op eration m ay be im p acted w hen entering the gsf com m and (i.e., p oor tim e
resp onse to d irection change or vid eo m ay have artifacts (gain changes) for several
lines w hile the cam era retu rns signal inform ation)
