Device supplied pre-programmed with unique USB serial number.May be used by mobile devices to detect the presence of a charger on the USB port to enable higher current / faster charging of batteries. Synchronous and asynchronous bit bang interface options with RD# and WR# strobes. UART interface support for 7 or 8 data bits, 1 or 2 stop bits and odd / even / mark / space / no parity.Transmit and receive LED drive signals.FTDI’s royalty-free Virtual Com Port (VCP) and Direct (D2XX) drivers eliminate the requirement for USB driver development in most cases.512 byte receive buffer and 512 byte transmit buffer utilising buffer smoothing technology to allow for high data throughput.Data transfer rates from 300 baud to 3 Mbaud.Fully integrated clock generation with no external crystal required plus optional clock output selection enabling a glue-less interface to external MCU or FPGA.Fully integrated 2048 byte EEPROM for storing device descriptors and CBUS I/O configuration.No USB specific firmware programming required. Entire USB protocol handled on the chip.Single chip USB to asynchronous serial data transfer interface.
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