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Re: Simple TCP/IP Send only module for device control - need help


 

Quick Bytes

On Tue, Jun 11, 2013 at 10:12 PM, Chip <cfm@...> wrote:


No - wait - "The Byte Whisperer"...

Tell me when to stop...

- Chip


--- In Crestron@..., "Chip" <cfm@...> wrote:


When I start my own CSP I'm going to have to call it something like "I
Speak Bytes"...

- Chip


--- In Crestron@..., "Andrew" <aalbert@> wrote:

Thanks Chip, the &#92;x00 did the trick.... We have control.


Thank you again,

Andy

--- In Crestron@..., "Chip" <cfm@> wrote:


If the instructions don't explicitly say to add a carriage return
and/or linefeed, then adding it isn't going to help.

If a seven character command for "left" is literally "left---",
("left", followed by three dashes) then the string you should be sending to
your TCP/IP Client symbol from an SIO should be "left---&#92;x00"

Don't bother sending anything to the TCP/IP Client symbol *unless*
the analog status output has a value of 2.

- Chip


--- In Crestron@..., "Andrew" <aalbert@> wrote:

Dealing with a device that lists the following as part of their
protocol.

String of 8 characters, 8 bits/character; the 1st 7 characters
describe the function; the last character must be the ASCII "NUL" control
character, which has a byte value of 0 i.e. "left---" + NUL or "right--"
+ NUL

I have setup the TCP/IP client, and see it connecting on the right
port, but when I try sending left---0 or left---00 or either of those
followed by &#92;r or &#92;x0A I don't get any response....

Suggestions or guidance greatly appreciated, as I need to go
onsite very shortly.



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