CP2105 Classic USB Bridge

The CP2105 USB to Dual UART Bridge provides a complete plug and play interface solution that includes royalty-free drivers. This USB 2.0 compliant device includes 5 digital I/O pins and is avialble in a QFN24 package (4x4).

Download USB to UART Bridge VCP Drivers >

Title Version Resource Type
AN532: HID Library API Specification 0.1 Application Notes
CP2105 Single-Chip USB to Dual UART Bridge 1.1 Data Sheets
Fixed Function Customization Utility (SetIDs, PortConfiguration, BaudRate Configuration) 1.3.2 Example Code
USBXpress4 Release Notes 4.0.3 Release Notes
CP2105-EK User's Guide 0.5 User Guides
Keil C51 Release Notes Release Notes
CP2105 IBIS Model 1.0 Software
VCP Driver Release Notes v6.7.4 6.7.4 Release Notes
CP210x Software package for Windows, includes VCP drivers 6.7.4 Software
CP210x_VCP_Win_XP_S2K3_Vista_7_Release_Notes Release Notes
AN197: CP210x 用シリアル通信ガイド 1.0 Application Notes
CP210x VCP Windows 6.7 Software
Linux 2.6.x VCP Driver Software
USB Timeout Errata 013111 Errata
AN335: USB Driver Installation Methods 0.4 Application Notes
Keil C51 Release Notes Release Notes
CP210x VCP Driver for Mac OSX 10.6 4.x.14 Application Notes
AN295: USB Audio Class Tutorial 0.1 Application Notes
AN223: Port Configuration and GPIO for CP210x 0.5 Application Notes
PB #1312161: CP2105 Self Powered VBUS Usage and VPP Recommendations Product Change Notifications (PCN)
AN335: USB Driver Installation Utility 3.4 Example Code
CP210x Software package Release Notes 6.7.4 Release Notes
CP2614 Data Short: MFi Accessory Digital Audio Bridge 1.0 Data Shorts
AN220: USB Driver Customization 6.7.4 Example Code
SiLabs USB Driver Disk 4.x.4 Application Notes
CP210x VCP Driver for Mac OSX 10.6 Release Notes 4.x.14 Application Notes
CP210x VCP Linux 3.0 Driver Kit Software
CP2105 Errata 0.2 Errata
CP210x_VCP_Win2K_Release_Notes Release Notes
CP210x_VCP_Win2K Software
USBXpress SDK 6.7.4 Application Notes
AN220: USB Driver Customization 0.7 Application Notes
AN197: CP210x 串行通信指南 1.0 Application Notes
CP210x VCP Driver for Windows XP and Vista 6.7 Application Notes
AN169: USBXpress® Programmer's Guide 2.3 Application Notes
AN809: Integrating the CP210x Virtual COM Port Driver into the Android Platform 0.1 Application Notes
Design Considerations in Adding USB Communications to Embedded Applications 0.1 White Papers
AN721: CP210x/CP211x Device Customization Guide 1.4 Application Notes
AN197: CP210x Serial Communications Software v6.7.4 Example Code
USB Simplified: Adding USB Connectivity to Applications with Legacy Serial Connections 0.1 White Papers
CP210x USB-to_UART API Specification 1.0 Application Notes
CP210x-EK Quick-Start Guide 0.2 Quick Start Guides
CP210x VCP Mac OSX Drivers 4.x.17 Software
Linux 2.6.x VCP Revision History Software
CP2105-GM CAD/CAE Schematic Footprints and Symbols Schematic and Layout Files
AN571: CP210x Virtual COM Port Interface 0.1 Application Notes
CP210x_VCP_Windows_Release_Notes 6.7 Release Notes
CP210x Software Development Kit for Windows XP and Vista Release Notes 1.2 Application Notes
CP210x Windows v6.7.2 Driver Release Notes 1.0 Release Notes
CP210x Windows Drivers with Serial Enumerator 6.7.4 Software
Linux 3.x.x VCP Revision History Software
USB Bridges Quick Reference Card 2 Miscellaneous
CP210x VCP Linux 3.1 Driver Kit Software
CP210x Software package for Mac, includes VCP Drivers 6.7.4 Software
AN223: CP210x GPIO Example Software Example Code
PB #1611143: CP2105 Errata Update Bulletin Product Change Notifications (PCN)
AN197: Serial Communications Guide for CP210x 1.0 Application Notes
CP210x VCP Mac OSX Drivers Release Notes 4.x.17 Software
CP210x VCP v6.7 Driver for Windows XP and Vista 6.7 Application Notes
CP210x Windows Drivers 6.7.4 Software
CP210x Software package for Linux 6.7.4 Software
CP210x Software Development Kit for Windows XP and Vista 1.2 Application Notes
1110051 C-Pak as a Tape and Reel Supplier std Product Change Notifications (PCN)
Contact Sales Contact Sales