13
Control
XCD-V50CR
XCD-V50
Video Mode Settings
Select the video mode you want to use from the tables,
and make the required settings. As example, the
register setting for Format0, Mode5, and a frame rate
of 60 fps is shown.
In addition, an isochronous transfer speed of
800 Mbps, and isochronous channel 0 are used in this
example. When you use the camera via the 1394a
interface, set the isochronous transfer speed to 400
Mbps.
When multiple cameras are used simultaneously, set
different isochronous channels for each one.
Address
Data
F0F00600h A0000000h 60fps
(FrameRate)
F0F00604h A0000000h Mode5
(VideoMode)
F0F00608h 00000000h Format0
(VideoFormat)
F0F0060Ch 00008003h Ch=0/800Mbps
(IsoChannel/
IsoSpeed)
When the transfer speed is set to 400 Mbps, also make
the following settings.
Address
Data
F0F0060Ch 02000000h Ch=0/400Mbps
(IsoChannel/
IsoSpeed)
Inquiring the Effective
Bit Length
You can verify the effective bit length in each mode
after you set the video modes.
Address
Data
F0F00630h 08000000h Mono8 at setting
(FrameRate)
F0F00630h 0E000000h Mono16 at setting
(VideoMode)
Starting/Stopping
Video Transfer
(ContinuousShot)
In the device driver, after the preparations for
receiving isochronous data are made, video transfer
starts when the following commands are issued.
Address Data
F0F00614h 80000000h
When the following command is issued, video transfer
stops.
Address Data
F0F00614h 00000000h
