This is the SparkFun USB to Serial Breakout for the FT232RL, a small board with a built in USB to serial UART interface. This little breakout is built around the FT232RL IC from FTDI, with an internal oscillator, EEPROM, and a 28-pin SSOP package this is a serious little chip.
• Implements full v2.0 USB protocol
• Needs no external crystal
• Internal EEPROM for device ID and Product Description strings • Royalty-Free Driver support for Windows, Linux, and Mac OSX