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Winbond Electronics Corporation
CIR Microsoft(R) Windows(R)-based Drivers for the
WPC876xL (Notebook Embedded Controllers)
Copyright (c) 2007 Winbond Electronics Corporation. All Rights Reserved.
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Release Letter
WPC876xL Windows MC CIR Port 32/64-bit Driver Version: 7.1.62.2012
WPC876xL HID CIR 32/64-bit Driver Version: 7.1.64.1010
Date: May 2007
By downloading, installing, copying, or otherwise using the Winbond HID CIR driver,
you accept the terms in license agreement in WPC876xL_CIRDrivers_EULA.txt file.
1. PACKAGE CONTENTS
This zip file contains the following files:
- setup.exe - The setup application.
- CIRdrivers_Installer.msi - MSI installation package.
- winbondhidcir.inf - The HID CIR Driver information file
- winbondhidcir.cat - The HID CIR Driver catalog file
- winbondcir.inf - The Windows MC CIR Port Driver information file
- winbondcir.cat - The Windows MC CIR Port Driver catalog file
- i386\*.* - The Drivers system files for the x32 platform
- amd64\*.* - The Drivers system files for the x64 platform
- WPC876xL_CIRDrivers_EULA.txt - End User License Agreement
- ReadMe.txt - This Release Letter
2. DESCRIPTION
This product contains drivers to support CIR functionality for the WPC876xL.
The WPC876xL Media Center-compatible CIR Port Driver is a 32/64-bit
Windows Vista(TM)-based Driver for the Winbond WPC876xL CIR modules.
The driver implements:
- Receive-Only Windows MC functionality for systems without
TV tuner (BIOS PnP ID - WEC1020)
- Receive, Learning, and Transmit Windows MC functionality
for systems with TV tuner (BIOS PnP ID - WEC1021).
The WPC876xL HID CIR Driver is a 32/64-bit Windows XP/Vista-based Driver for the
Winbond WPC876xL CIR modules. The driver implements receive functionality
for systems with non-RC6 remote control (BIOS PnP ID - WEC1023).
The Windows-based drivers are designed to work with the WPC876xL firmware, which
implements Windows MC CIR support. See Section 3 for details.
These drivers are released in Beta quality for the WPC876xL chip.
3. REQUIREMENTS
Operating System:
Media Center-compatible CIR Port driver:
32/64-bit Windows Vista.
HID CIR driver:
32/64-bit Windows XP/Vista.
Hardware:
A platform containing a Winbond Electronics WPC876xL device with
appropriate firmware and PnP BIOS.
The WPC876xL firmware should support Windows MC CIR functionality, according to
CEIR_MCE_FW_driver version 3.0.0. This firmware driver is provided in a
separate package.
For a detailed description of the firmware driver, see its documentation.
4. INSTALLING/UNINSTALLING SOFTWARE COMPONENTS
To install, extract the zip file to a directory of your choice on a system with
an on-board Winbond WPC876xL device.
You must have administrator privileges to install/update the driver.
Installation procedure:
a. Normal install:
- Double-click CIRPort_Installer.msi or run "setup.exe -i CIRdrivers_Installer.msi"
- Follow the on-screen instructions to complete the driver installation
b. Silent install:
- Run "setup.exe -s -i CIRdrivers_Installer.msi"
To determine installation status, check the value of the following registry entry:
HKLM\SOFTWARE\Winbond Electronics Corporation\CIR Device Drivers\install
Uninstallation procedure:
a. Normal uninstallation:
- Under "Add or Remove Program", press "Remove" button (for XP) or "Uninstall" button (for Vista)
in " Winbond CIR Device Drivers" entry
- Follow the on-screen instructions to complete the driver uninstallation
b. Command line uninstallation:
- Run "setup.exe -u -i CIRdrivers_Installer.msi"
5. CHANGES FROM THE PREVIOUS RELEASE
The HID CIR driver supports 32/64-bit Windows XP.
6. FIXED ISSUES
HID CIR driver reacted improperly to some IR transactions.
7. KNOWN ISSUES
None.
Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.