Falcon 4M Camera Manual
Teledyne DALSA
03-032-20044-03
45
Timing Parameters
Sym bol
Definition
Min
Max
thWLEV
Wind ow Level H old Tim e- The Wind ow Control
Signals m u st rem ain valid and constant after the
EXSYN C falling ed ge for at least the thWLEV tim e.
3 EXSYN Cs
N A
tsWLEV
Wind ow Level Set Tim e- The Wind ow Control Signals
m u st rem ain valid and constant at least tsWLEV
before the EXSYN C falling ed ge.
3 EXSYN Cs
N A
Toggling Window Sequences Using a Software
Trigger
Pu rp ose:
To allow qu ick activation of new w ind ow coord inates, the cam era
allow s you to p reset one sequ ence of w ind ow coord inates. These
coord inates w ait for a trigger and becau se they have been
p rep rogram m ed , the new w ind ow is activated extrem ely qu ickly.
This com m and load s a new w ind ow sequ ence.
Syntax:
wss
m
Syntax Elem ents:
m
Wind ow sequ ence trigger w here changing from
0
to
1
(or vice
versa) toggles the cu rrent w ind ow sequ ence being u sed .
Related Com m and s:
wts
Exam p le:
wss 0
N otes:
There is a d elay betw een the issu e of the
wss
com m and and the
tim e w hen the new w ind ow sequ ence is triggered (Figu re 19)
When toggling w ind ow s, the cam era d iscard s the first fram e
read ou t after the toggle. This p revents the cam era from
send ing ou t erroneou s d ata.
Up on p ow er u p or reset of cam era, the cam era assu m es that a
wss 0
has alread y been execu ted .
Figure 19: Time Delay for New Window to Become Active when Using wss Command
wss
value
Current Window Sequence
New Window Sequence
tDelay
Serial Communication
Window Sequence
Exsync
Timing Parameters
Symbol
Definition
Min
Max
tDelay
This is the tim e d elay that occu rs to d ecod e
the
wss
com m and .
1 EXSYN C
3 EXSYN Cs