CYUSB3KIT-001 EZ-USB FX3 Development Kit Guide, Doc. #: 001-70237 Rev. *C
38
Kit Operation
3.4
First Time USB Enumeration
When the FX3 board is powered for the first time, connect the USB 3.0 A to Micro-B cable supplied
with the kit to the J48 connector, as shown in
Figure 3-3
.
Figure 3-3. USB 3.0 Cable to J48 Connector
Note
The bootloader in FX3 ROM by default enumerates as USB 2.0 device. After downloading, the
firmware to the FX3 DVK board will enumerate as either a USB 3.0 or USB 2.0 peripheral depending
on the configuration defined in firmware and the host PC capability.
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