AMX UDM-0404 - Manual (Page 98)

UDM Hub Control Protocol
86 UDM-0404 4x4 Multi-Format Distribution Hub
Unlock Port
Unlocks the port (or range of ports) specified by the Port property, or if non zero, the port specified in the
command, so that selected inputs on that port may be changed.
Return Status:
Query Port
Queries a particular port for connection and status information. The command returns the currently connected
input, and information in the flags byte about current connection status.
Return Status:
The Flags byte contains additional information about the input selected, defined as follows:
Get Port or Input Name
Retrieves a string identifier from the port specified. Sub port should be specified if the port type is an Input
port as input sub ports may have different names.
The Port Type parameter can take the following values:
Return Status:
Get Receiver Info
Retrieves information about the connected receiver on a port.
Return Status:
Byte # 0 1 2 3 4 5
Byte value 3 User Defined Port User Defined User Defined User Defined
Byte # 0 1 2 3 4 5
Byte value 3 User Defined Port User Defined User Defined User Defined
Byte # 0 1 2 3 4 5
Byte value 12 User Defined Port User Defined User Defined User Defined
Byte # 0 1 2 3 4 5
Byte value 12 Status Port Input User Defined Flags
Flag bit Description if set Description if clear
1 Port input selection is locked Port input selection is unlocked
2 Port link disconnected Port link connected
Byte # 0 1 2 3 4 5
Byte value 79 User Defined Port Sub Port Port Type User Defined
Value Description
1 Output port
2 Video input port
3 Audio input port
4 Device
Byte # 0 1 2 3 4 5 6 7..7+length
Byte value 79 Status Port Sub Port Port Type User Defined Name Length Name String
Byte # 0 1 2 3 4 5
Byte value 88 User Defined Port User Defined User Defined User Defined
Byte # 0 1 2 3 4..n
Byte value 88 Status Port User Defined Parameter block