Breakout Board for FT232RL USB to Serial Basic breakout board for FTDI's popular USB to UART IC. Now with internal oscillator and EEPROM, the FT232RL is an impressive IC! VCCIO is now tied to 3.3V through a solder jumper. You have the option of clearing this jumper and tying the VCCIO pin to 5V or any other IO voltage you need. Board comes assembled with IC as shown.