Dick, This is a common problem with applications accessing serial ports. It is very driver dependent. Doug -- K0DXV (Senior Programmer -IBM)
Dick Dievendorff wrote: > I'll look into this. My intent us to Close the serial port in all exit > paths. But Close calls driver-specific routines. Is this a general > problem with all USB to Serial adapter users? Are your device drivers > up to date? How do you generally close the K3 utility? I'll put a > debug breakpoint on Serial port close and verify that it is invoked in > the path you use. > > Dick, K6KR > > > Sent from my iPhone > > On Sep 4, 2009, at 6:49 AM, Wes Stewart <[email protected]> wrote: > > >> Jim, >> >> I'm using a Quatech http://www.quatech.com/catalog/rs232_usb.php USB- >> Serial adapter to load firmware on my K3 and to connect to my >> logging program otherwise. >> >> I have no issues with it. I spent several hours yesterday loading >> and reloading firmware trying to sort out the RF gain control issues >> on my radio and had only one hiccup where I had to start over. >> >> I do have an issue with the Elecraft Utility though. After running >> and closing it, the serial port is not released. Windows Task >> Manager doesn't show the utility as a running program but I've had >> to resort to either rebooting or pulling the USB cable from the >> computer and reinserting it before my logging program can control >> the radio. >> >> If I do the latter then when shutting down Windows (XP-Pro SR3), I >> get a message that there is a program (the utility) that is not >> responding, do I want to close it. Last night even that didn't work >> and I had to resort to the power switch to close shut down. >> >> Wes N7WS >> >> --- On Wed, 9/2/09, James Harris <[email protected]> Hi, Dick. >> >> Maybe I need to describe my setup a bit more thoroughly. >> >> I do not have a Serial Port of any kind on my DELL laptop computer: >> hence trying an Adapter. >> >> So yes, I'm using a KEYSPAN USB-to-Serial Adapter with a "straight >> through" 9-pin male to 9-pin female cable to my K3. >> >> But what I didn't tell you is that I have a powered USB Hub >> installed in a USB port on the back of my computer, then the USB >> Cable that came with the KEYSPAN Adapter connected to the KEYSPAN >> USB-Serial Adapter, then my "straight through" Cable connected >> between the Adapter and the rear of my K3 for loading. >> >> I am using Com Port 4. >> >> Now that I've given my best description of my setup, it's fairly >> clear I have many connection points where the possible "gremlim" >> lies unless you can define some other area problem! >> >> If all of the above isn't REALLY so terribly bad, should I be >> looking for the special Cable you were talking about earlier? Do >> you think that would help? >> >> I did go to the KEYSPAN link you referenced and downloaded the >> driver again. It was the same version but maybe it repaied my >> version. >> >> Thanks & Best 73. >> >> Jim......... >> WA4NTM >> >> >> >> >> >> ______________________________________________________________ >> 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 >> > ______________________________________________________________ > 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 > > ______________________________________________________________ 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
