Forum: RDM Physical Layer/Hardware Discussion
September 14th, 2010
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Replies: 2
Views: 15,173
Did you miss this:
Sympol is NOT interoperable...
Did you miss this:
Sympol is NOT interoperable with RS-422 or RS-485; that is, designers may not mix Sympol nodes with existing RS-485 nodes.
I'ts not RS485. It works by active and passive bus...
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Forum: RDM Timing Discussion
April 28th, 2010
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Replies: 13
Views: 27,113
Hi Shaun,
The 75nS is for non-cumlative bit...
Hi Shaun,
The 75nS is for non-cumlative bit distortion of the data. Alowing a shortning of 75ns for each inline device could result in a total 300nS shortning. That's a 7.5% error in bit timing....
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Forum: RDM Timing Discussion
April 28th, 2010
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Replies: 13
Views: 27,113
Shaun,
On my own inline device (in...
Shaun,
On my own inline device (in development), turning the bus around is just raising a single port pin high on the processor and takes no time worth worrying about. Once you've received the...
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Forum: RDM Interpretation Questions
April 1st, 2010
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Replies: 28
Views: 32,438
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Forum: RDM Interpretation Questions
March 31st, 2010
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Replies: 28
Views: 32,438
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Forum: RDM Interpretation Questions
March 29th, 2010
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Replies: 28
Views: 32,438
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Forum: RDM General Implementation Discussion
January 18th, 2010
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Replies: 19
Views: 33,181
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Forum: RDM General Implementation Discussion
January 15th, 2010
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Replies: 19
Views: 33,181
Timing out IDENTIFY_DEVICE
Is it advisable for a responder to time out IDENTIFY_DEVICE?
It seems a good idea to me, as it prevents the situation where a lamp could appear to be stuck on if the controller failed to clear it...
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