Perle SPEED1 LE Driver Download

Download the latest version of the SPEED1 LE driver for your computer's operating system. This version of "pserial-x64.zip" is rated (5 out of 5 stars) based on 28 downloads and 4 reviews. It is compatible with PCs running Windows 7, Windows Vista and Windows XP, among other operating systems. The total disk space used for this update is 889.7 KB.

4 Ratings
28 Downloads

Supported Models

SPEED1 LE

Conexant RC56D2 Serial Modem

Conexant RC56D2 Serial PnP Modem

MultiTech MT5634SMI

MultiTech MT5634SMI-V92

MultiTech MT5634ZBA

MultiTech MT5634ZBA-DID

Manufacturers

Perle

Conexant

MultiTech

Chase Research

Supported Operating Systems

Windows 7 (64 bit), Windows 2008 (64 bit), Windows Vista (64 bit), Windows 2003 (64 bit), Windows XP (64 bit)

File Name

Additional Notes

SPEED LE Serial and Parallel Card Driver

Uploaded By

Gitanjali (DG Staff Member) on 15-Oct-2011

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
480svs.inf 21.5 KB 18 Feb 2011
DIFxAPI.dll 525.8 KB 18 Aug 2008
MultitechA.INF 59.8 KB 18 Feb 2011
PsPorts.dll 150.0 KB 23 Feb 2011
pparallel.inf 3.6 KB 18 Feb 2011
pparallel.sys 102.5 KB 23 Feb 2011
pparns.inf 3.1 KB 18 Feb 2011
pserial-setup-x64.exe 526.6 KB 3 May 2011
pserial.cat 23.9 KB 2 May 2011
pserial.inf 27.1 KB 18 Feb 2011
pserial.sys 108.6 KB 23 Feb 2011
psports.inf 6.6 KB 18 Feb 2011
readme.txt 8.6 KB 18 Feb 2011
update.exe 31.8 KB 23 Feb 2011
updatev2.exe 38.9 KB 23 Feb 2011

How to Update SPEED1 LE Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the SPEED1 LE driver, click the green download button above. After you complete your download, move on to Step 2.

If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter Perle SPEED1 LE into the search box above and then submit. In the results, choose the best match for your PC and operating system.

Tech Tip: If you are having trouble deciding which is the right driver, try the Driver Update Utility for Perle SPEED1 LE. It is a software utility which automatically finds and downloads the right driver.

Step 2 - Install Your Driver

Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.

How to Open Device Manager

  • In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager

  • In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager

  • In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager

  • In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager

  • In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button

How to Install a driver from Device Manager

  1. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.

  2. Select the Driver tab.

  3. Click the Update Driver button and follow the instructions.

In most cases, you will need to reboot your computer in order for the driver update to take effect.

Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.

For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.

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