USB To RS232 TTL PL2303HX Cable Adapter Module Converter Adapter For arduino is available now from our US and UK warehouse Free shipping to US and UK in 3-6 business days ship to Canada， Brazil in 7-10 days in US warehouse ship to European countries in 7-10 days in UK warehouse USB To RS232\/TTL PL2303HX Cable Adapter Module Converter For Arduino Description: 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. Specification: 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 Black cable-----GND Green cable----TXD White cable----RXD Red cable ---- VCC (5V) PL2303 Windows Driver Download Connection method: Brush requires only three lines， generally used only three signal lines RX TX GND， VCC. Note: 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. Package included: 1 x USB to RS232\/TTL PL2303HX cable adapter module