Others have reported similar issues. I do not know what's causing this, but apparently if you can find a Windows / OSX machine for doing the upgrade you don't need to worry about it too much.
On Sun, Feb 22, 2015 at 12:03 AM, Eric Eaton <[email protected]> wrote: > I'm trying to upgrade the firmware, but when I connect in bootloader mode > I get lots of messages like these in dmesg: > > [ 4425.262487] usb 1-1.2.2: new full-speed USB device number 74 using > ehci-pci > [ 4425.348939] cdc_acm 1-1.2.2:1.0: This device cannot do calls on its > own. It is not a modem. > [ 4425.348956] cdc_acm 1-1.2.2:1.0: ttyACM1: USB ACM device > [ 4425.588900] usb 1-1.2.2: USB disconnect, device number 74 > [ 4425.590776] cdc_acm 1-1.2.2:1.0: failed to set dtr/rts > > It works in normal mode. > IOIO Application detected. > > Hardware version: SPRK0020 > Bootloader version: IOIO0400 > Application version: IOIO0330 > > -- > You received this message because you are subscribed to the Google Groups > "ioio-users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/ioio-users. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "ioio-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/ioio-users. For more options, visit https://groups.google.com/d/optout.
