Some links that may be helpful for you: http://tldp.org/HOWTO/Serial-HOWTO.html
http://tldp.org/HOWTO/Serial-Programming-HOWTO/ 73, David AJ4TF > ------------------------------ > > Message: 12 > Date: Sun, 29 Jan 2012 12:34:30 -0800 (PST) > From: Neoklis Kyriazis <[email protected]> > Subject: [Elecraft] K3 programming problem > To: "[email protected]" <[email protected]> > Message-ID: > <[email protected]> > Content-Type: text/plain; charset=iso-8859-1 > > Hi > > I have started adding support for the K3 in my ham radio applications for > Linux. > I am currently working with my xdemorse app which decodes Morse code via > the sound card and can also control the transceiver (tune in a signal on the > > waterfall exactly by changing the frequency of the receiver). > > Doing this involves reading the current VFO frequency, correcting it according > to the offset from the center of the waterfall and then sending it to the K3 > VFO. > I have gotten all this to work well (I can tune in a CW signal to the nearest > 1-2 Hz > just by clicking near the trace!), but in order to read data from the K3 it > was > > necessary to invoke the posix? read() command to pull data from the K3 one > byte > at a time, e.g. read( serial_fd, buffer, 1 ) enough times to read all the > data (14 > times to read the frequency with the FA; command!). > > Normally it should have been read( serial_fd, buffer, 14 ) to read all bytes, > as it > is done for the FT847/FT857 CAT. I would like to know if the above is the > normal > way to read the serial port of the K3 (e.g. one byte at a time), or if I am > doing > something wrong here. > > My thanks in advance. > > > ? > Regards Neoklis - Ham Radio Call 5B4AZ > QTH Locator KM64KR > Website: http://www.qsl.net/5b4az/ > > > ------------------------------ > > Message: 13 > Date: Sun, 29 Jan 2012 15:51:13 -0600 > From: [email protected] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
