> CI-V also allows for multiple controllers, though I > have yet to see any other application that appears > to properly implement its CSMA/CD protocol.
There is no carrier switching or collision detection in the CI-V protocol. The data packets do not carry any checksum or sequence number both of which are required for CSMA/CD. CI-V is a pure aloha protocol - if the packet gets lost or damaged the originator must resend if it does not get the expected reply. 73, ... Joe, W4TV > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of VR2BrettGraham > Sent: Wednesday, February 13, 2008 7:41 PM > To: elecraft@mailman.qth.net > Subject: Re: [Elecraft] K3 Convergence > > > W4TV suggested to N1EU: > > > > I'd add one more development that I feel is necessary. Software > > > that interfaces to rigs over the single RS-232 port need to learn > > > to play with each other. > > > >That is not an application software matter - it is something the > >radio manufacturers will need to fix in their CAT implementations. > >There is not a single radio that is capable- in either hardware > >or software - of reliably servicing two different radio control > >applications. > > Yes there is - any radio with CI-V. Just about all > of us providing the HF packet mail link from NA into > Asia-Pacific were using ICOMs so that we could > auto-QSY multiple rigs without using up precious > serial ports (this was about 20 years ago). > > CI-V also allows for multiple controllers, though I > have yet to see any other application that appears > to properly implement its CSMA/CD protocol. > > 73 & HLNY, ex-VS6UP. > > _______________________________________________ > Elecraft mailing list > Post to: Elecraft@mailman.qth.net > You must be a subscriber to post to the list. > Subscriber Info (Addr. Change, sub, unsub etc.): > http://mailman.qth.net/mailman/listinfo/elecraft > > Help: http://mailman.qth.net/subscribers.htm > Elecraft web page: http://www.elecraft.com _______________________________________________ Elecraft mailing list Post to: Elecraft@mailman.qth.net You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com
