readme.txt Driver File Contents (pci20.exe)

In order to use the PCI20 under Windows 95 or 98 read the PCI20 
Enabler for Windows 95 section below. For Windows 3.1 and DOS 
read the locator.txt file.

PCI20 Enabler for Windows 95 Loading Instructions:

WARNING: Do not use this enabler if you need to use an NDIS 
driver with the PCI20. The PCI20 NDIS driver is available from 
our website (http://www.ccontrol.com).

1.) With the power off, insert your PCI20 card into your 
    computer. Turn on your computer. 

2.) If the 'Update Device Driver Wizard' dialog appears then 
    insert this disk and follow the instructions provided by 
    the installation wizard. If the 'New Hardware Found' 
    dialog appears, select the 'Driver from a disk provided 
    by hardware manufacturer' option, insert this disk and 
    press 'OK'. You should then see a reference to a 
    specific Contemporary Controls PCI20 model.

3.) If any files cannot be found during the installation process,
    provide the system with the location of this floppy drive when
    prompted (e.g.'A:/').

4.) The driver should now be loaded. Reboot the machine if 
    Windows requests this to be done.

5.) Now proceed to the Windows Control Panel. Double click the 
    System icon. Choose the Device Manager tab. Select the 
    'View devices by type' option. There should be an 
    'PCI20'category displayed. Double click this category 
    and you should see a 'PCI20' device listed. Double click 
    this device. Now choose the resources tab. 

6.) Read the 16 byte Input/Output range and interrupt request
    settings. If these are acceptable for your application or
    driver the installation is complete. 

7.) If you need to modify these selections, deselect the 
    'Use automatic settings' box. You can now modify your 
    PCI20's resource settings (I/O range and Interrupt 
    request). The COM20020 on the PCI20 is located in the 16 
    byte I/O space. After modifying these parameters press 
    'OK'. You may then be prompted with a warning, press 'Yes' 
    to continue. If Windows will not allow you to modify the 
    interrupt selection, this value can be adjusted in your 
    BIOS setup screen.

8.) Your PCI20 should now be accessible at the I/O and Interrupt 
    settings you selected in the previous step.

9.) To confirm proper settings the disk also contains two DOS 
    utilities:
    irqtest.exe (to test the I/O and interrupt selections) and 
    netmap.exe  (to test the ability of your PCI20 to communicate 
    with an ARCNET network). The instructions for using these
    programs are listed below.

IRQTEST.EXE: This program will allow you to test your I/O and 
	     interrupt settings. This program requires two 
             parameters. The first parameter is the base I/O 
             address of the PCM20 (in hex). The second parameter 
             is the interrupt setting used by the PCI20 (in 
             decimal). 
             For example: irqtest 2e0 5.
             You do not need to be connected to the network 
             to run this test. In fact it is best that you are 
             not connected to the network so that interrupts 
             can be tested due to the reconfiguration timer.

NETMAP.EXE:  This program will provide a list of the nodes 
             currently on your network. This program requires 
             one parameter. This is the base I/O address of 
             the PCI20 (in hex). 
             For example: netmap 2e0.
             As this is an off-line network map this node 
             will not join the network and will not be listed 
             in the netmap output. In order to use this program
             you must have at least two additional active nodes 
             on the network.
Download Driver Pack

How To Update Drivers Manually

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.

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