Hello, I'm trying to upgrade my IOIO OTG firmware in Ubuntu, Idon't knwo 
whatis happening but i can not connect to IOIO, Itonly disconnect and 
connect again, somebody can help me?

This is my dmesg output:
[30833.760067] usb 2-1: USB disconnect, device number 70
[30836.340053] usb 2-1: new full-speed USB device number 71 using uhci_hcd
[30836.529072] usb 2-1: New USB device found, idVendor=1b4f, idProduct=0008
[30836.529079] usb 2-1: New USB device strings: Mfr=1, Product=2, 
SerialNumber=0
[30836.529083] usb 2-1: Product: IOIO
[30836.529087] usb 2-1: Manufacturer: IOIO Open-Source Project
[30836.532424] cdc_acm 2-1:1.0: This device cannot do calls on its own. It 
is not a modem.
[30836.532453] cdc_acm 2-1:1.0: ttyACM0: USB ACM device
[30836.736076] usb 2-1: USB disconnect, device number 71
[30839.296042] usb 2-1: new full-speed USB device number 72 using uhci_hcd
[30839.484070] usb 2-1: New USB device found, idVendor=1b4f, idProduct=0008
[30839.484077] usb 2-1: New USB device strings: Mfr=1, Product=2, 
SerialNumber=0
[30839.484081] usb 2-1: Product: IOIO
[30839.484085] usb 2-1: Manufacturer: IOIO Open-Source Project
[30839.487159] cdc_acm 2-1:1.0: This device cannot do calls on its own. It 
is not a modem.
[30839.487190] cdc_acm 2-1:1.0: ttyACM0: USB ACM device
[30839.712088] usb 2-1: USB disconnect, device number 72
[30842.256060] usb 2-1: new full-speed USB device number 73 using uhci_hcd
[30842.444071] usb 2-1: New USB device found, idVendor=1b4f, idProduct=0008
[30842.444078] usb 2-1: New USB device strings: Mfr=1, Product=2, 
SerialNumber=0
[30842.444082] usb 2-1: Product: IOIO
[30842.444085] usb 2-1: Manufacturer: IOIO Open-Source Project
[30842.447159] cdc_acm 2-1:1.0: This device cannot do calls on its own. It 
is not a modem.
[30842.447193] cdc_acm 2-1:1.0: ttyACM0: USB ACM device
[30842.688070] usb 2-1: USB disconnect, device number 73

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