CP2101 Classic USB Bridge

The CP2101 is not recommended for new designs. For newer designs, the CP2102N devices offer compatible footprints and are recommended for use instead of the CP2101.  The CP2101 USB to UART Bridge provides a complete plug and play interface solution that includes royalty-free drivers. This USB 2.0 compliant device includes 0 digital I/O pins and is availble in a 5x5 mm  QFN28 package.

Download USB to UART Bridge VCP Drivers >

Title Version Resource Type
AN220: USB Driver Customization 6.7.4 Example Code
CP210x VCP Driver for Windows XP and Vista 6.7 Application Notes
CP210x VCP Driver for Mac OSX 10.6 Release Notes 4.x.14 Application Notes
USBXpress SDK 6.7.4 Application Notes
PCN #1611215: CP2102N Datasheet and Errata Update Product Change Notifications (PCN)
USBXpress Win98SE Release Notes 2.42 Release Notes
VCP Drivers for WinCE50 Software
VCP Driver for WinCE60 Software
VCP Driver v6.7.3 Release Notes v6.7.3 Release Notes
USBXpress v6.7.3 Release Notes 6.7.3 Release Notes
PB #1606031: Inner Box Label Change Product Change Notifications (PCN)
AN335: USB Driver Installation Methods 0.4 Application Notes
AN532: HID Library API Specification 0.1 Application Notes
AN220: USB Driver Customization 0.7 Application Notes
AN295: USB Audio Class Tutorial 0.1 Application Notes
Design Considerations in Adding USB Communications to Embedded Applications 0.1 White Papers
VCP Driver Release Notes v6.7.4 6.7.4 Release Notes
USB Bridges Quick Reference Card 2 Miscellaneous
AN335: USB Driver Installation Utility 3.4 Example Code
AN169: USBXpress® Programmer's Guide 2.3 Application Notes
AN571: CP210x Virtual COM Port Interface 0.1 Application Notes
AN809: Integrating the CP210x Virtual COM Port Driver into the Android Platform 0.1 Application Notes
SiLabs USB Driver Disk 4.x.4 Application Notes
CP210x USB-to_UART API Specification 1.0 Application Notes
AN976: CP2101-2-3-4-9 to CP2102N Porting Guide 1.1 Application Notes
AN721: CP210x/CP211x Device Customization Guide 1.4 Application Notes
AN223: Port Configuration and GPIO for CP210x 0.5 Application Notes
The Heartbeat behind Portable Medical Devices: Ultra-Low-Power Mixed-Signal Microcontrollers 0.1 White Papers
Keil C51 Release Notes Release Notes
AN197: CP210x Serial Communications Software v6.7.4 Example Code
AN223: CP210x GPIO Example Software Example Code
CP210x VCP Windows 6.7 Software
CP210x Windows Drivers 6.7.4 Software
CP210x Software package for Windows, includes VCP drivers 6.7.4 Software
CP210x VCP Linux 3.0 Driver Kit Software
CP210x_VCP_Win2K Software
CP210x VCP Linux 3.1 Driver Kit Software
CP210x Software package for Mac, includes VCP Drivers 6.7.4 Software
CP210x Windows Drivers with Serial Enumerator 6.7.4 Software
AN721SW Software
AN197: Serial Communications Guide for CP210x 1.0 Application Notes
Keil C51 Release Notes Release Notes
CP210x Software package Release Notes 6.7.4 Release Notes
CP210x VCP Mac OSX Drivers Release Notes 4.x.17 Software
CP210x VCP Mac OSX Drivers 4.x.17 Software
AN197: CP210x 用シリアル通信ガイド 1.0 Application Notes
AN197: CP210x 串行通信指南 1.0 Application Notes
CP210x-EK Quick-Start Guide 0.2 Quick Start Guides
CP210x Windows v6.7.2 Driver Release Notes 1.0 Release Notes
CP210x_VCP_Windows_Release_Notes 6.7 Release Notes
CP210x_VCP_Win2K_Release_Notes Release Notes
USBXpress4 Release Notes 4.0.3 Release Notes
CP210x_VCP_Win_XP_S2K3_Vista_7_Release_Notes Release Notes
1110051 C-Pak as a Tape and Reel Supplier std Product Change Notifications (PCN)
MCU Fab(TSMC) & Assy(ASECL)Site Expansion Std Product Change Notifications (PCN)
MCU DFN/QFN/TQFN/TQFP Pkg Test Site Expand-ASECL Grp1of2 Std Product Change Notifications (PCN)
CP210x_5x_AppNote_Archive Software
Linux 3.x.x VCP Revision History Software
Linux 2.6.x VCP Revision History Software
Linux 2.6.x VCP Driver Software
CP2101 Single-Chip USB to UART Bridge 1.8 Data Sheets
CP2101-EK User Guide 0.9 User Guides
Fixed Function Customization Utility (SetIDs, PortConfiguration, BaudRate Configuration) 1.3.2 Example Code
CP2101 CAD/CAE Schematic Footprints and Symbols 1.0 Schematic and Layout Files
CP210x Software Development Kit for Windows XP and Vista Release Notes 1.2 Application Notes
CP210x Software Development Kit for Windows XP and Vista 1.2 Application Notes
CP210x VCP v6.7 Driver for Windows XP and Vista 6.7 Application Notes
CP210x VCP Driver for Mac OSX 10.6 4.x.14 Application Notes
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