USB 2.0 480 Mbps controller with I2C and UART support (tray) EZ-USB™ FX2G3 is a family of highly-integrated USB 2.0 controllers serving as the basis for any 480 Mbps USB peripheral device. CYUSB2315-BF104AXI is the most basic variant of this family and it comes with ARM® Cortex® M0+ CPU, I2C and UART support. [Tray packing]