Features 1、Original FT232RL onboard. 2、Supports for Mac, Linux, Android, WinCE, Windows 7/8/8.1/10 systems. 3、3 power mode : 5V output, 3.3V output, or powered by target board (3.3V-5V). 4、3 LEDs: TXD LED, RXD LED, POWER LED. 5、Functional Pins: TXD, RXD, RTS#, CTS# : connected to the onboard soldered pinheaders; The other Pins : accessible on the drill holes (separate pinheaders are also provided for easily connecting to user system, the pitch is compatible with bread boards) Specification Features: Original FT232RL onboard. Supports for Mac, Linux, Android, WinCE, Windows 7/8/8.1/10 systems. 3 power mode : 5V output, 3.3V output, or powered by target board (3.3V-5V). 3 LEDs: TXD LED, RXD LED, POWER LED. Functional Pins: TXD, RXD, RTS#, CTS# : connected to the onboard soldered pinheaders; The other Pins : accessible on the drill holes (separate pinheaders are also provided for easily connecting to user system, the pitch is compatible with bread boards) Specifications: Color: Shown as the pictures Size: Shown as the picture Package weight: 20g Compatibility: Suitable for Mac, Linux, Android, WinCE, Windows 7/8/8.1/10 systems How to Use: In the case of working with a MCU: VCCIO: 3.3V or 5V output (the module is powered from USB, onboard jumper should be shorted to 3.3V or 5V) GND: GND TXD: MCU.RX (signal direction: MCU.RX << FT232 << PC.TX) RXD: MCU.TX (signal direction: MCU.TX >> FT232 >> PC.RX) RTS: MCU.CTS (signal direction: MCU.CTS << FT232 << PC.RTS) CTS: MCU.RTS (signal direction: MCU.RTS >> FT232 >> PC.CTS) Package List: 1 x FT232 USB UART Board (type A) 2 x 5-pin male pinheader & 5-pin female pinheader 1 x 6-pin custom connector jumper wire Note: If you want more tutorials and instructions about this product, please contact us, we will send related information to you.