We had problems even after installing the rule and still continue to have, though we do not need to use RedHat to talk to Roaches now.
On Mon, May 20, 2013 at 3:29 PM, John Ford <[email protected]> wrote: > > Hi Ryan, > > > > What machine you are using? FWIW, we had hard time time connecting from > > RedHat, it just worked smoothly with Windows and Ubuntu. > > This reminded me that I that our sysadmin installed a udev rule for this > in my redhat 6 laptop: > > Yes, Master<1000> more /etc/udev/rules.d/99-ftdi.rules > SUBSYSTEM=="usb", ATTRS{idVendor}=="0403", ATTRS{idProduct}=="6011", > MODE="666", > OPTIONS="last_rule" > > John > > > > > > Thanks, > > > > Nimish > > > > On Mon, May 20, 2013 at 2:56 PM, David MacMahon > > <[email protected]>wrote: > > > >> Hi, Ryan, > >> > >> Just for something else to try, this is the exact command that I use: > >> > >> screen /dev/ttyUSB2 115200 > >> > >> When finished, I use "<cmd>k" to close the screen session (<cmd> is the > >> screen command character, which defaults to CTRL-A but I remap to CTRL-Z > >> in > >> my .screenrc file). > >> > >> Have you tried a "known good" ROACH2 with this computer? > >> > >> Dave > >> > >> On May 20, 2013, at 11:48 AM, Ryan Monroe wrote: > >> > >> > Hey David, > >> > > >> > We noticed the dialout group thing, and have tested it with me being > >> both root (via sudo minicom USBTTY2) and dialout. Thanks! > >> > > >> > --Ryan Monroe > >> > 626.773.0805 > >> > > >> > On 05/20/2013 11:46 AM, David MacMahon wrote: > >> >> Hi, Ryan, > >> >> > >> >> Everything seems OK. Were you root or a member of the dialout group > >> when you tried connecting? I use screen instead of minicom, so I can't > >> offer any extra ideas regarding minicom itself. > >> >> > >> >> FWIW, /dev/ttyUSB2 is the one that usually works for me. > >> >> > >> >> Dave > >> >> > >> >> On May 20, 2013, at 11:34 AM, Ryan Monroe wrote: > >> >> > >> >>> Hey all, sorry for the spam :-( > >> >>> > >> >>> I'm trying to communicate with my ROACH2 for initial configuration. > >> My understanding is that we should set up a machine per this <link>. > >> Then > >> use the USB port the same way we used serial for ROACH1... just over > >> either > >> ttyUSB2 or ttyUSB3. > >> >>> > >> >>> My problem is that I receive no communications from the ROACH > >> through > >> USB. After configuring the settings in minicom (filename, flow control, > >> init/reset string), I can connect to the four USB virtual serial ports > >> on > >> the ROACH2, but I receive no data upon starting it up. Here's the test > >> I > >> ran: > >> >>> > >> >>> > >> >>> ==================================== > >> >>> <Initial state: computer off, ROACH2 unplugged, USB cable > >> disconnected> > >> >>> Start up computer. Connect ROACH2 to power. Do not start up > >> ROACH2. > >> >>> <USB_OK led is off> > >> >>> > >> >>> Upon logging in, run "dmesg > tc_dmesg_preUSB.txt" (see file) > >> >>> run "ls /dev/ttyUSB*" (see results in "tc_lsOnUSB.txt") > >> >>> > >> >>> Plug in the USB cable to both ends > >> >>> run "dmesg > tc_dmesg_postUSB.txt" (see file) > >> >>> run "ls /dev/ttyUSB*" (see results in "tc_lsOnUSB.txt") > >> >>> <USB_OK led turns on> > >> >>> > >> >>> Run "sudo minicom -s TTYUSB2" and "sudo minicom -s TTYUSB3". Take a > >> screenshot to display the state of the configurations > >> (tc_minicom_settings.jpg) > >> >>> > >> >>> Run: > >> >>> "sudo minicom TTYUSB0" > >> >>> "sudo minicom TTYUSB1" > >> >>> "sudo minicom TTYUSB2" > >> >>> "sudo minicom TTYUSB3" > >> >>> > >> >>> Take a screenshot (tc_before_powering_roach.jpg) > >> >>> Press the ROACH2 power button > >> >>> Wait several minutes > >> >>> Take a screenshot to show that we received nothing from the ROACH. > >> (tc_before_powering_roach.jpg ... it was the same result) > >> >>> > >> >>> Unplug the USB cable > >> >>> Watch as the four minicom terminals fill with error messages > >> (tc_usb_removed.png) > >> >>> ===================================== > >> >>> > >> >>> > >> >>> So ladies and gents, any ideas? Thanks in advance! > >> >>> -- > >> >>> --Ryan Monroe > >> >>> 626.773.0805 > >> >>> > >> >>> > >> > <tc_lsOnUSB.txt><tc_dmesg_postUSB.txt><tc_dmesg_preUSB.txt><tc_minicom_settings.jpg><tc_before_powering_roach.jpg><tc_usb_removed.png> > >> > > >> > >> > >> > > > > >
