Hi Brett, You might want to look at EXTFSK/COMFSK ... it's generally known to work well with USB adapters...
http://mmhamsoft.amateur-radio.ca/pages/mmtty/ext-fsk.php Also make sure no other application has the COM port open, and that your FTDI adapter really is COM3! ~Iain / N6ML On Fri, Jun 11, 2010 at 10:54 PM, Brett Howard <br...@livecomputers.com> wrote: > Ok so I've never done RTTY via true FSK only audio modes... I have to > put in a fence this weekend so I won't be able to play this weekend but > I'm trying to get ready for FD... > > So I've made an interface that consists of a couple opto couplers (one > for FSK and one for PTT)... I've got the radio all setup and shorting > the FSK_IN pin to GND makes the radio switch tones as it should... > > However I'm having issues getting MMTTY to open the COM port. I'm using > an FTDI based USB->RS232 converter. The MMTTY settings have the USB > button right there and they tell me to click on the last 3 options. > I've tried all 3 but in all 3 modes I get the unable to open COM3 > error... > > I'm going to be googling and seeing if anyone else has had this issue > with me but I figured I'd pose here in the event someone here has > already run into this issue. > > ~Brett (N7MG) > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
