MosChip MCS7840 User Manual
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MosChip MCS7840 User Manual

Usb2.0 to four/two high speed serial ports
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MCS7840/7820 User Manual for Windows Vista/Win7
USB2.0 to Four/Two High Speed Serial Ports
For Windows Vista/Win7 32-bit and Vista/Win7 64-bit
Contents:
1.
Driver installation for Windows Vista/Win7 32-bit: .................................................. 1
2.
MCS7840/7820 Device Installation & Detection: ...................................................... 3
3.
Uninstalling MCS7840/7820 Device & Drivers: ........................................................ 4
4.
Driver Installation in Windows Vista/Win7 64-bit:.................................................... 8
4.1
Preparing Vista/Win7 64-bit for Driver installation: .......................................... 8
4.2
Installing the Driver in Windows Vista/Win7 64-bit:......................................... 8
5.
Support: ....................................................................................................................... 9
6.
Revision History: ........................................................................................................ 9

1. Driver installation for Windows Vista/Win7 32-bit:

Download the MCS7840/7820 driver from MosChip Website at:
http://www.moschip.com/html/download_drivers.html. The driver disk consists of
MSSetup.exe, MSUninst.exe and related folders containing installation files.
Note: Do not get confused with the folder name in the Driver disk for Vista/Win7. It
could be anything, but makes no difference.
Rev 1.0
MCS7840/7820
User Manual
Page 1
Page
7/14/2011

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Summary of Contents for MosChip MCS7840

  • Page 1: Table Of Contents

    Support: ........................9 Revision History: ......................9 1. Driver installation for Windows Vista/Win7 32-bit: Download the MCS7840/7820 driver from MosChip Website at: http://www.moschip.com/html/download_drivers.html. The driver disk consists of MSSetup.exe, MSUninst.exe and related folders containing installation files. Note: Do not get confused with the folder name in the Driver disk for Vista/Win7. It could be anything, but makes no difference.
  • Page 2 MCS7840/7820 User Manual for Windows Vista/Win7 Use ―MSSetup.exe‖ utility to install the driver. Double click on MSSetup.exe to start the installation process. Make sure that the User installing the driver must be a member of the Administrator group on the system You will get a ―User Account Control‖...

  • Page 3: Mcs7840/7820 Device Installation & Detection

    2. MCS7840/7820 Device Installation & Detection: Connect MCS7840/7820 to the USB Host controller of the PC using a USB cable. The first time you plug-in the cable into the USB port, Windows will start installing the device driver software.

  • Page 4: Uninstalling Mcs7840/7820 Device & Drivers

    Note: In case of MCS7820, user can see only two High-Speed USB based serial ports Now the MCS7840/7820 device is ready to use. You can connect a Serial Mouse or a Modem and see if the serial port of MCS7840 works.
  • Page 5 The driver can also be uninstalled through Control Panel –> Programs and Features -> Select ―MosChip High-Speed USB MultiSerial Compound Device‖ from list and then click Uninstall. This will remove the MCS7840 device driver from your PC Rev 1.0 Page 5...
  • Page 6 MCS7840/7820 User Manual for Windows Vista/Win7 Method 3: The MCS7840 device driver can also be uninstalled through ―Device Manager‖ as well. Go to Device Manager, Select MosChip High-Speed USB MultiSerial Compound Device from the ―Universal serial Bus controllers‖, Right Click on it, Select ―Uninstall‖ as shown below Rev 1.0...
  • Page 7 MCS7840/7820 User Manual for Windows Vista/Win7 When prompted to confirm device uninstall, check the option ―Delete the driver software for this device‖ and click on OK. If you want to uninstall only the device, but retain the software driver for this device, just click on OK without selecting the option ―Delete the driver software for this device‖.

  • Page 8: Driver Installation In Windows Vista/Win7 64-Bit

    Administrator group on the system. 4.2 Installing the Driver in Windows Vista/Win7 64-bit: Before running the installer (MSSetup.exe) or uninstaller (MSUninst.exe) utility of MCS7840/7820, right click on them and select ―Run as administrator‖. The same is shown in the following figure. Rev 1.0...

  • Page 9: Support

    MCS7840/7820 User Manual for Windows Vista/Win7 Note: Running the setup utilities as administrator is required, as “User Account Control (UAC) is enabled by default in Windows Vista/Win7, which does not allow the user to make changes to OS components. If UAC is disabled, you can install the driver without running the setup utilities as an administrator.

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Mcs7820

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