USB TO RS232 TTL PL2303HX Auto Converter Module Adapter 5V Output, provides the best and convenient way to connect your RS232 TTL devices or DEMO BRD. To your computer, via the usb port.
Built-in TTL COM PC-PL2303HX Chip
Standard USB type A male and TTL 4 pin connector
Cable length: 1000mm (39 3/8 in)
Simple and Easy way to give USB support to your designs
Available for Linux, Mac, WinCE and Windows (XP, 2003), Vista, Win 7
Red cable —- VCC (5V)
PL2303 Windows Driver Download
Brush requires only three lines, generally used only three signal lines RX TX GND, VCC.
After setting 3.3V and 5.0V output (this is to the microcontroller power supply, no need to upgrade the machine) please put the small plate unplug from the computer, set the jumper to take, do not charged to avoid damage to the device.
Voltage: 5V. All you have to do is pop the plastic cover near the USB connector and re-solder the power from 5v to 3.3v to support 3.3v parts.
1 x USB to RS232/TTL PL2303HX cable adapter module