3Pcs RobotDyn® USB-TTL UART Serial Adapter CP2102 5V 3.3V USB-A For Arduino

Schematic: http://img.banggood.com/file/products/20171226043316Schematic-USBTTL-CP2102.pdf PinOut Diagram: http://img.banggood.com/file/products/20171226043249PINOUT-USBTTL-CP2102.pdf Driver: https://www.silabs.com/products/development-tools/software/usb-to-uart-bridge-vcp-drivers Feature: The high-performance, optimal cost CP2102 USB to UART bridge family offers a complete plug and play interface solution. Crystal-less operation, in-system programming memory and small body size packages reduce cost, simplify design and shorten development time. Specification: Speed: USB 2.0 (12 Mbps) / Up to 1024 Bytes / up to 2 Mbps / USB-A Tolerance: 3.3V/5V Working temperature: 40 to +85 C Size: 15.5 x 23mm Driver: The CP210x USB to UART Bridge Virtual COM Port (VCP) drivers are required for device operation as a Virtual COM Port to facilitate host communication with CP210x products. These devices can also interface to a host using the direct access driver. The Serial Communications Guide for the CP210x, download an example above. Package includes: 3 x USB-TTL UART Serial Adapter