I have seen several times the number of 3 or 4 ports, but I’m not sure of this. I have a system with 10 comports under Windows XP. And of course, same question about serial ports Ideally, you should test a component that you know works in another setup. Perform a serial loopback test. Also you need to solve shared interrupts some way. At the present time I already use a PCI card with moschip which gives serial and parallel ports at adresses like E or E

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For products related to this article, click here. In other way, have you ever managed to use 4 parallel ports at the same time? Please enter a headline for your review. Select the Let me pick from a list of device drivers on my computer option.

MCS – ASIX Electronics Corporation

The loopback test fails when you cannot see what you are typing. The part number and jcs9845 ID are on the product packaging. Backed by a StarTech.

Tell us what you think of this product. Close the window for the port that you just tested to speed up the testing of the remaining serial ports. Your expansion card is listed according to the name of the chipset.

MosChip Windows XP Ethernet / Network Drivers Download

Need a little help cp started? Copy Link Was this information helpful? Right-click Computerand then click Properties. Use short cables when you are testing.


How many parallel and serial port can I use in DOS? Test each cable individually. When you can see what you are typing, you know that the COM port is working and you can see which port number the physical serial port is.

Use the serial cable, serial port, and serial device in another setup to see if the problem is with the components or the setup.

I mean, considering the fact that I have many PCI slots with many “add parallel port card”. Write a review Mcs99845 a little help getting started? Where To Buy ConXit. Email Newsletter Xl Email me the latest products, deals, contests and promotions. You can check multiple ports at the same time by opening multiple sessions, putting the loopback adapter on one port, and trying to type into each session.

Mcw9845 Device Managerunder the appropriate heading, confirm that your expansion card is listed and that there isn’t an exclamation mark next to it.

Self service automated machines and kiosks to control serial devices such as scales, touchscreens, magnetic card readers, bar code scanners, receipt printers, label printers. So I gave up port under DOS. If you look closely at the female end, the pins should be numbered.


Check out our review guidelines. I have seen several times the number of 3 or 4 ports, but I’m not sure of this. Then you have to write your own handling of such card by your own. After the download is complete, right-click the zip folder that you downloaded, click Extract Alland complete the instructions. Windows usually saves the files to the Downloads folder that is associated with your user account for example, Mcs9854 I’ll try to give a feedback if I find something interesting.

I saw similar solution from Shuttle. LPT1 have always base at h. Make sure that the COM port number is the correct number for the serial device and that the software being used to connect the computer to the serial device uses the correct COM port number.

You can test to make sure that the following components are working correctly and are not the source of the issue:.