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Examples of Serial Controls
Screen Type
NEC 30/40" LCD
Panasonic
The video mode select commands (VGA select etc.) are extremely useful commands and enable a serial
string to be associated with a change of input type, allowing a display automatically switched to the
appropriate input port on a change of the video type from the UDM-1604C.
See the Ascii / Hex Conversion section on page 117 for details.
Deleting Protocols
Protocols can be deleted individually by type (Delete) or all protocols can be removed from the UDM-
1604C (Delete all) i.e. all serial and all Infrared protocols can be deleted using Delete All.
1. Click on the Protocols option.
2. To delete a protocol click the Delete hyperlink in the serial section to delete a serial protocol or click
the Delete hyperlink in the Infrared section to delete an infrared protocol.
The last created or currently highlighted serial or infrared protocol will be deleted
when using the Delete hyperlink.
Deleting All Protocols (Serial and IR)
All protocols can be deleted from the UDM-1604C.
1. Click on the Protocols option.
2. To delete all protocols click the Delete all hyperlink in the Serial section i.e. the top half of the
screen. This deletes all Serial and all Infrared protocols.
UDM-1604C 4x16 Multi-Format Distribution Hub
Command
Ascii code
Power Off
00!%0D
Power On
00"%0D
CVBS Input Select 00_v1%0D
DSR
Power Off
%02POF%03
Configuration - Protocols Page
Hex code
%00%00%21%0D
%00%00%22%0D
%00%00%5f%76%31%0D
Data Set Ready
%02%50%4F%46%03
77
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