USB-SERIAL CH340 (COM1) Drivers

Driver Information

Old drivers impact system performance and make your PC and hardware vulnerable to errors and crashes. We suggest you to download the latest drivers. Keep your USB-SERIAL CH340 (COM1) driver upto date to maximize its performance, fixing any error related to driver.

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USB-SERIAL CH340 (COM1) is a windows driver. It's released by wch.cn Type: Ports
Version: 3.3.2011.11
Date: 2011-11-04

Hardware IDs:

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USB\VID_1A86&PID_7523&REV_0254
USB\VID_1A86&PID_7523

Compatible IDs:

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USB\Class_FF&SubClass_01&Prot_02
USB\Class_FF&SubClass_01
USB\Class_FF

The following operating system has used this driver:

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Microsoft Windows XP Professional
Microsoft Windows 7 Home Premium
Microsoft Windows 7 Ultimate
Microsoft Windows 7 Starter
Microsoft Windows 7 Édition Intégrale
Microsoft Windows 7 Enterprise
Microsoft Windows Vista™ Home Prem

This download is valid for the product(s) listed below:

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Gigabyte Technology Co., Ltd. - EP35-DS4
Sony Corporation - VGN-N130G
ASUSTeK Computer INC. - 1215N
INTEL - DG31PR
Hewlett-Packard - HP d530 CMT(DG061A)
Hewlett-Packard - HP Pavilion dv6 Notebook PC
IBM - 23737KA
ASUSTeK Computer INC. - 1005PE
LENOVO - 6069Y26
MICRO-STAR INTERNATIONAL CO., LTD - MS-7211
Gigabyte Technology Co., Ltd. - P35-DS3R
ASUSTeK Computer Inc. - S6F
Dell Computer Corporation - OptiPlex GX270
SAMSUNG ELECTRONICS CO., LTD. - RV411/RV511/E3511/S3511/RV711
Gigabyte Technology Co., Ltd. - EX38-DS4
LENOVO - 0769A63
Dell Inc. - OptiPlex GX520
NVIDIA - GeForce 9300 Series

Notices:

The software drivers provided on this page are generic versions and can be used for general purposes. However, computer original equipment manufacturers (OEMs) may have altered the features, incorporated customizations, or made other changes to the software or software packaging they provide. To avoid any potential installation incompatibilities on your OEM system, We recommend that you check with your OEM and use the software provided via your system manufacturer. We or the computer original equipment manufacturer (OEM) may not provide technical support for some or all issues that could arise from the usage of this generic version of software drivers.

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