User manual

IDUINO for maker’s life
www.openplatform.cc
connect straight to the Arduino Mini, Arduino Ethernet or other microcontrollers,
allowing them to talk to the computer.
One of the nice features of this board is a jumper on the back of the board that allows
the board to be configured to either 3.3V or 5V (both power output and IO level). This
board ship default to 5V, but you can cut the default trace and add a solder jumper if
you need to switch to 3.3V.
Specification
 Chip: FT232RL
 RXD/TXD transceiver communication indicator
 USB power supply, can choose 5V or 3.3V
 With over current protection, using 500MA self-restore fuse
 Pin definition: DTR,RXD,TX,VCC,CTS,GND