When I plug in the board I do not get any popup screen with Windows 7. On the device manager there is an exclamation mark in front of the corresponding v3 com port and of course on the tool menu of the IDE the port is not shown. When I try to install manually the Sparkfun driver I get an error messa…

Driver installation for Fio v3

cmiyc September 21, 2012, 11:13am 3

The Fio has no on-board USB to serial device. The USB port is for power only.

You need to use an external cable like a FTDI cable.

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