GigE Vision
®
Specification
version 2.0
V2.0.03 April 16, 2013 Page 5 of 427
10.2 Control Channel Registers .............................................................................................................. 78
10.3 Opening a Control Channel ............................................................................................................ 78
10.4 Closing a Control Channel .............................................................................................................. 79
10.5 Control Channel Heartbeat ............................................................................................................. 80
10.6 Controlling the Device .................................................................................................................... 81
10.7 Use of Pending Acknowledge ......................................................................................................... 82
11 Stream Channel ....................................................................................................................................... 86
11.1 Stream Channel Registers ............................................................................................................... 86
11.2 Tagging Data Block ........................................................................................................................ 87
11.3 Opening a Stream Channel ............................................................................................................. 89
11.4 Operation of the Stream Channel .................................................................................................... 89
11.5 Closing a Stream Channel ............................................................................................................... 89
11.6 Packet Size ...................................................................................................................................... 90
11.7 Multicasting .................................................................................................................................... 91
11.8 Impact of Multiple Network Interfaces ........................................................................................... 91
11.9 Traversing Firewalls or Network Address Translation Devices ..................................................... 91
11.10 Unconditional Streaming ................................................................................................................ 92
12 Message Channel .................................................................................................................................... 93
12.1 Message Channel Registers ............................................................................................................ 93
12.2 Opening the Message Channel........................................................................................................ 93
12.3 Operation of the Message Channel ................................................................................................. 94
12.4 Closing the Message Channel ......................................................................................................... 94
12.5 Asynchronous Events...................................................................................................................... 95
12.6 Multicasting .................................................................................................................................... 95
12.7 Traversing Firewalls or Network Address Translation Device ...................................................... 95
13 Device with Multiple Network Interfaces ............................................................................................... 97
13.1 Impact on Control Channel ............................................................................................................. 97
13.2 Impact on Stream Channels ............................................................................................................ 97
13.3 Impact on Message Channel ........................................................................................................... 97
14 Additional Concepts................................................................................................................................ 98
14.1 Retrieving the XML Device Description File ................................................................................. 98
14.1.1 Device Non-Volatile Memory ................................................................................................ 99