Dalsa Piranha HS 4x-02K30, User Manual, Page: 21 / 67

Piranha HS 4x User’s Manual 21
DALSA Corp. PRELIMINARY 03-32-10040-03
Figure 8: sdm 2 and sdm 3 readout (Base Configuration)
Tap 2
Pixels
1024 to 513
Tap 3
Pixels
1536 to 1025
Tap 4
Pixels
2048 to 1537
Tap 1
Pixels
512 to 1
60MHz 60MHz
Time Slot 0
Pixels are readout:
Tap 1, Pixel 512
Tap 2, Pixel 1024
Tap 1, Pixel 511
Tap 2, Pixel 1023...
Time Slot 1
Pixels are readout:
Tap 3, Pixel 1536
Tap 4, Pixel 2048
Tap 3, Pixel 1535
Tap 4, Pixel 2047...
3.6 Selecting the Number of TDI Stages
To set the number of TDI stages, use the command:
Syntax:
stg i
Syntax Elements:
i
Number of stages to use. Available values are 16, 24, 32, 48, or 64.
Factory setting is 64.
Example:
stg 32
3.7 Setting Exposure Mode and Line Rate
With the Piranha HS 4x cameras, you have a choice of operating in one of two exposure
modes. The table below outlines each exposure mode and is followed by instructions on
changing the exposure mode and line rate.
Table 6: Piranha HS 4x Exposure Modes
Programmable
Line Rate
Programmable
Exposure Time
Mode SYNC Description
3 External No No External SYNC, maximum exposure time
(no shuttering)
7 Internal Yes No Internal line rate, no exposure control
(factory setting)
To obtain the current value of the exposure mode, use the command
gcp
.
i
Mode 7 is the factory
setting.