Command/Response Table For Advanced Instructions (For The Windows-Based Control Program) - Extron electronics MediaLink MLC 206 User Manual

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Serial Communication, cont'd
Command/response table for advanced instructions
(for the Windows-based control program)
Data downloads/uploads are initiated by sending a series of hex commands to the
host RS-232 port of the MLC. The Windows-based control program uses these
commands mainly to load and save driver data and system configuration settings.
Command Hex. command
(host to MLC)
Send/receive data to/from page 0 memory
Send 80 A0 [16k bytes of data]
Receive 80 A1
Send/receive data to/from page 1 memory
Send 80 A2 [16k bytes of data]
Receive 80 A3
Send/receive a segment (256 bytes) of data (a segment relating to a single button)
Send 80 A6
Receive 80 A7
Initiate or abort IR learning
Learn ready 80 B0
Abort learning 80 B1
Set pass-through/normal mode
Set to pass-through mode 80 C0
Set to normal mode 80 C1
Activate a memory block (segment)/emulate a button press
Activate a block 80 D0
Emulate a button press 80 D1
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4-8 MediaLink Controllers • Serial Communication
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Response
(MLC to host)
Dnl0
Dnl1
[256 bytes of data] Seg0
??
??
LrnRdy
??
LrnTimOut
LrnRetry
LrnFail
LrnOK
Lrn Abort
Hst1
Hst0
IRSnd*
??
Btn
??
indicates the block number in hex notation where
??
(0 to 127 decimal). indicates the block number in ASCII numeric notation.
??d
The responses shown are ASCII.
Tel. 07131 911201
Fax 07131 911203
Additional description
The host downloads 16k bytes
of binary data to page 0 of the
MLC's memory.
The MLC sends 16k bytes of
binary data to the host.
The host downloads 16k bytes of binary
data to page 1 of the MLC's memory.
The MLC sends 16k bytes of
binary data to the host.
The host sends 256 bytes of
binary data to the MLC.
The MLC sends 256 bytes of
binary data to the host.
Initiate IR learning.
Timeout during IR learning.
Retry IR learning.
control at MLC, press button again.)
IR learning has failed.
IR learning has succeeded.
Abort IR learning.
Set the MLC to RS-232 pass-
through mode. RS-232 commands
will go directly to a connected
Extron MLS switcher for direct
control of switcher settings.
Set/reset the MLC to normal
mode. RS-232 commands are
processed by the MLC.
Activate/trigger a memory
??d
block. (Send the command
stored at that address).
Simulate pressing a button.
??d
(Send the command and/or
perform the function [relay
triggering] stored in the block.)
can be 0 to 7F (hex)
??
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