Table of Contents
Advertisement
• VISCA inquiry
Used for inquiring about the current state of the unit. Stores the packet of VISCA message.
Inquiry Packet
8X 09 RR ...FF
RR: Category Code (00=Interface, 04=camera, 06=Pan/Tilter)
X = 1 (fixed) for VISCA over IP
For actual values to be sent, see Command Lists (page 12) or Inquiry Command Lists (page 18).
• VISCA reply
Stores the reply for the command or inquiry (ACK message, completion message, or error message).
− ACK message
Returned by the unit when it receives a command. No ACK message is returned for an inquiry.
− Completion message
Returned by the unit when execution of commands or inquiries is completed. In the case of inquiry
commands, reply data for the inquiry is contained after the 3rd byte of the packet. In the case of
commands or inquiries that do not use sockets, the socket number will contain 0.
ACK
Completion (commands)
Completion (Inquiries)
Y = 9 (fixed) for VISCA over IP
Z = socket number
− Error message
When a command or inquiry command could not be executed or failed, an error message is returned
instead of a completion message.
Message length error
Syntax Error
Command buffer full
Command canceled
No socket (to be canceled)
Command not executable
Y = 9 (fixed) for VISCA over IP
Z = socket number
• VISCA device setting command
Stores the packet of the VISCA device setting command.
− IF_Clear
Clears the command buffer in the unit. When cleared, the operation currently being executed is not
guaranteed.
IF_Clear
X = 1 (fixed) for VISCA over IP
Y = 9 (fixed) for VISCA over IP
Reply Packet
Y0 4Z FF
Y0 5Z FF
Y0 5Z ...FF
Error Packet
Y0 6Z 01 FF
Y0 6Z 02 FF
Y0 6Z 03 FF
Y0 6Z 04 FF
Y0 6Z 05 FF
Y0 6Z 41 FF
Command Packet
8X 01 00 01 FF
Reply Packet
Y0 50 FF
6
Advertisement
Table of Contents
