Rs-232 response, Response string structure, Command format – Contemporary Research ICE-HE User Manual
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Contemporary Research
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ICE-HE Ethernet Head End
Contemporary Research 2-way iC-Net devices will send a response over the network whenever there is
there is a change in status or command from an IR remote or front panel.
Response String Structure
Characters in response strings are expressed in a combination of hex and ASCII characters. For clarity,
the following protocol examples use the following conventions:
ASCII characters or strings are shown enclosed in single quotes
Numbers shown that are not in single quotes are a single decimal byte
Parameters shown in < > brackets are single byte
A series of multiple commands or parameters are set apart by [ ] brackets
Commas separate the bytes, but are not part of the protocol
Double quotes enclose the command string, but are not part of the protocol
Command format
― ‗<‘,<dh>,<dl>,<nrb>,<rb1>, <para1> [<rbN>]"
‗<‘
Starts the response
<dh>
The zone or high order byte of the device
<dl>
The unit or low order byte of the device (0 for global zone)
<nrb>
The number of response bytes to follow
<rb1>
The first response byte
<para1>
Associated parameters, if any
[<rbN>]
Multiple responses may be included