RS-232 Code Set
1. Preparing for RS-232 Connectivity
TheFoundation 4K UHD can be controlled remotely via an RS-232 connection. All of the features and functions of
the unit can be accessed via RS-232 command strings.
NOTE: The Foundation 4K UHD can only recognize the “1pwrz” command while in stand-by mode. This insures
that the unit is energized and ready to accept command strings. Once the unit is active, then commands can be
sent. Feedback can be received when the unit is in stand-by mode.
A. The Foundation 4K UHD and All Krell components require a straight non-nulling RS-232 cable.
2. Settings
The RS-232 protocol settings for status and control are as follows:
9600 Baud, 8 Data Bits, 1 Stop Bit, No Parity
3. DB-9 Pin-out
A. Data Carrier Detect
B. Received Data
C. Transmitted Data
D. Data Terminal Ready
E. Signal Ground
F. Data Set Ready
G. Request To Send
H. Clear To Send
I. Ring Indicator
Notes
A. The decode preferences are dependant on the source data, not all formats are available to
every input stream.
Foundation 4K UHD Processor Control
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Foundation 4K UHD Processor