Re: transceiver behavior wrt relay

[nobody@xxxxxxxxxxxx (Dave Houston)]

bcboy@xxxxxxxxxxxxxxxxxx wrote:

>Ok, so I'm reading about the PIC replacements that have been done on
>the RR501, and I came across this:
>
>>> As compared to the original X10 code in which the relay responds
>directly
>>> to the RF signal from the remote, with your code in the PIC, only
>the
>>> power line command controls the relay, which of course is a better
>>> design.
>>
>> A free benefit of full-duplex operation...
>
>I don't get it. Why would you want the relay to NOT respond when you
>send the RF command for it? Or is the issue here that the RR501
>normally doesn't send the unit 1 code on the wire, so other devices on
>unit 1 never hear it? Does full-duplex in this case mean that the
>modified RR501 puts the code on the wire, then reads its own broadcast
>and flips the integrated relay?

I don't get it either. The standard RR501 does forward the command to the
powerline.