FT232RL 3.3V / 5.5V FTDI USB TO TTL Serial Converter Adapter Module for Arduino. NB. This chip is not original, does not have EEPROM, and cannot invert the signals. Please note that the interface connection is mini - USB
Support Windows98 / ME / 2000 / XP / WIN7 / Vista / Linux / Mac
The FT232R is a usb to serial uart interface
A low-cost way to add usb capability to other microcontrollers or for arduino. use this to give your own breadboard for downloading sketches or USB capability for bootloading for arduino.
RXD/TXD transceiver communication indicator
Includes over-current protection, using a 500mA self-restoring fuse
This board includes a DTR pin needed to auto-reset for arduino when downloading to your device.