Update: PuTTY works perfectly, using /dev/ttyUSB0 (as would be expected). But PuTTY's not a native app, so I'd like to avoid it if I can. How can I make minicom work?
On Fri, May 1, 2009 at 9:19 AM, Joe Fruchey <[email protected]> wrote: > When I connect the cable, dmesg says "usb 2-2: pl2303 converter now > attached to ttyUSB0" > > The find command lists: > /dev/ttyUSB0 > /dev/.udev/names/ttyUSB0 > > I'll try PuTTY and see if I have any better luck. > > Thanks. > > And yes, I'm running minicom as root (via sudo). If you even try to > run without rights, you get a "cannot access device" error > immediately. > > On Fri, May 1, 2009 at 9:11 AM, Keith M. Richard > <[email protected]> wrote: >> Joe, >> >> What device does "dmesg" show (output) when you plug in the USB >> cable? Also, are you root or sudo when you configure minicom because I >> don't think it will write the config otherwise. >> Once you know the dev name (i.e. ttyUSB0 or ttyUSB1) try this >> from the console window to find the exact path to the device. >> >> `find /dev -name "ttyUSB0" -print` >> >> (NOTE: Do this command with the name given by dmesg in the quotes.) >> Also, just an FYI, you can get puTTY for Linux. >> >> Keith M Richard >> >> -----Original Message----- >> From: [email protected] [mailto:[email protected]] On >> Behalf Of Joe Fruchey >> Sent: Thursday, April 30, 2009 2:45 PM >> To: [email protected] >> Subject: [brlug-general] USB serial console woes >> >> Hey guys. >> >> I installed Jaunty Netbook Remix on my netbook this morning, and it's >> great. >> >> I want to configure Cisco switches with it. I "made" a USB console >> cable that I've been using under Windows, and it works great. Windows >> sees it as COM3, I point PuTTY at COM3 and I'm golden. >> >> Under Ubuntu, it's not working. I can see that the cable is recognized >> as ttyUSB0. I'm running minicom at 9600, 8N1, and pointing it at >> /dev/ttyUSB0. But all the screen does is flash. I press Enter and get >> nothing. well, on this site >> [http://www.cromwell-intl.com/tcpip/switch-programming.html] I see >> that it says to use /dev/usb/ttyUSB0. So I set it to that, and it >> still flashes constantly, but when I press Enter, I can see the >> hostname of the switch for half a second before it flashes and is >> gone. >> >> Interestingly, when I open minicom with the config file that points to >> /dev/usb/ttyUSB0, it says there's no such device. >> >> What am I doing wrong? >> >> Thanks. >> >> Joe >> >> _______________________________________________ >> General mailing list >> [email protected] >> http://mail.brlug.net/mailman/listinfo/general_brlug.net >> >> >> _______________________________________________ >> General mailing list >> [email protected] >> http://mail.brlug.net/mailman/listinfo/general_brlug.net >> > _______________________________________________ General mailing list [email protected] http://mail.brlug.net/mailman/listinfo/general_brlug.net
