Visca Device Setting Command - Sony SRG-A40 Command List

The ACK message is not returned for these
commands and inquiries, and only the
completion message of socket number 0 is
returned.
Command execution cancel
To cancel a command which has already been
sent, send a Cancel command as the next
command. To cancel one of two commands
which have been sent, use the cancel message.
Cancel Packet
Cancel 8X 2Z FF
X = 1 to 7: Address of the camera (Locked to "X = 1" for VISCA
over IP)
Z = socket number
Error message "Command Canceled" will be
returned for this command, but this is not a fault.
It indicates that the command has been
cancelled.
Note
To cancel a command when VISCA PAN-TILT Drive
(page 18) is being executed, wait at least 200
msec after executing. Then send a cancel
command to ensure that PAN-TILT Drive stops
effectively.
To execute a PAN-TILT Drive command again,
wait at least 200 msec after the message
"Command Canceled" has appeared.

VISCA Device Setting Command

Before starting control of the camera, make sure
to send the Address Set command and IF_Clear
command using the broadcast.
For VISCA network administration
• Address Set*
Sets an address of a peripheral device. Use
when initializing the network, and receiving the
following network change message.
* Not available for VISCA over IP.
• Network Change*
Sent from the peripheral device to the
controller when a device is removed from or
added to the network. The address must be re-
set when this message is received.
* Not available for VISCA over IP.
Address Set
Network Change
Y = 9 to F: Address of the camera + 8
Packet
88 30 01 FF
Y0 38 FF
VISCA interface command
• IF_Clear
Clears the command buffer in the camera.
When cleared, the operation currently being
executed is not guaranteed.
IF_Clear
*
IF_Clear (broadcast)
X = 1 to 7: Address of the camera (Locked to "X = 1" for VISCA
over IP)
Y = 9 to F: Address of the camera +8 (Locked to "Y = 9" for
VISCA over IP)
* Not available for VISCA over IP.
VISCA interface and inquiry
• CAM_VersionInq
Returns information on the VISCA interface.
Inquiry Packet Reply Packet
CAM_VersionInq 8X 09 00 02 FF Y0 50 GG GG HH HH JJ JJ KK FF
X = 1 to 7: Address of the camera (Locked to "X = 1" for VISCA over IP)
Y = 9 to F: Address of the camera +8 (Locked to "Y = 9" for VISCA over IP)
GGGG = Vender ID
0001: Sony
HHHH = Model ID
0621:SRG-A40
0622:SRG-A12
JJJJ = ROM revision
KK = Maximum socket # (02)
6
Command Reply Packet
Packet
8X 01 00 01 FF Y0 50 FF
88 01 00 01 FF 88 01 00 01 FF