Dalsa Piranha 2 Series, Руководство пользователя

Страница: 27 / 86

27 Piranha 2 User’s Manual
03-032-00493-14 Teledyne DALSA
3.8 Setting the Video Mode
The vid eo m od e sets w hether the cam era is ru nning in calibrated or u ncalibrated m od e,
or if it is generating a test p attern.
To set the vid eo m od e, u se the com m and :
Syntax: svm i
Syntax Elem ents:
i
Vid eo m od e to u se. Allow able valu es are:
0
Uncalibrated vid eo, d eactivated vid eo correction
1
Calibrated vid eo, activated vid eo correction
2
Test p attern right
N otes: To obtain the cu rrent vid eo m od e, u se the com m and
gcp
.
3.9 Setting Line Rate and Exposure Mode
The camera’s line rate (synchronization) is generated internally or input from a frame
grabber/ host system . With six d ifferent exp osu re m od e settings, the Piranha 2 d elivers
m any p ossibilities for flexible cam era tim ing. Table 9 ou tlines each of these six exp osu re
modes, and is followed by a full explanation on how to set the camera’s frame rate and
exp osu re tim e.
Table 9: Piranha 2 Exposure Modes
Programmable Line Rate Programmable Exposure Time
Mode SYNC PRIN Description
1 Internal Internal N o N o Maxim u m line rate and exp osu re tim e
(factory setting)
2 Internal Internal Yes Yes Exp osu re control OFF u ntil a set
com m and is sent
3 External Internal N o N o Maxim u m exp osu re tim e
4 External Internal N o N o Sm art EXSYN C
5 External External N o N o
6 External Internal N o Yes Fixed integration tim e
To obtain the cu rrent valu e of the exp osu re m od e, u se the com m and
gcp
.
When setting the cam era to external sign al m od es, EXSYN C and / or PRIN m u st be
su p p lied .
Overview: Setting Line Rate and Exposure Time
The camera’s line rate (synchronization) can be generated internally through softw are
com m and s or in p u t externally from a fram e grabber/ h ost system . To select how you
want the camera’s line rate to be generated:
1. You m u st first set the cam era m od e u sing the
sem
com m and . Refer to Setting the
Exp osu re Mod e on the follow ing p age for d etails.
2. Then, w hen ap p licable, u se the com m and s
ssf
(m od e 2 only) to set the line rate
and / or
set
(m od e 2 or 6), to set the exp osu re tim e. Refer to Setting Line Rate and
Setting Exp osu re Tim e below for d etails.
All manuals and user guides at all-guides.com