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Serial Ports Not Working Xp


Password Site Map Posting Help Register Rules Today's Posts Search Site Map Home Forum Rules Members List Contact Us Community Links Pictures & Albums Members List Search Forums Show Threads Choose "Port Settings" Tab, and click "Advanced" Under "COM Port Number", try selecting a different COM port Note that windows marks some as (in use), but don't count this as exhaustive Go to Device Manager > Ports (COM & LPT) > mbed Serial Port, then right-click and select "properties". I'm not sure if this is necessary, but it helps.3. check over here

First, create an installer and make sure you include serial support in it.2. Thought maybe it had been suggested before. It seems sometimes Windows gets an inconsistency in it's registration of what has already been allocated. A null cable on 9 pin port leads to Tx on 2 at the end of the cable.It is designed for -12 or +12 independent of any setting of theUART.The serial

How To Check Serial Port Is Working In Windows 7

Reasons such as off-topic, duplicates, flames, illegal, vulgar, or students posting their homework. All rights reserved.Unauthorized reproduction or linking forbidden without expressed written permission. Ed FairGive the wrong symptoms, get the wrong solutions.

I then added a Vista machine to my office. ARM websites use two types of cookie: (1) those that enable the site to function and perform as required; and (2) analytical cookies which anonymously track visitors only while using the George Lee Member ‎02-20-2005 07:37 AM Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight Print Email to a Friend Report to a Moderator Hi,Have you done the loopback How To Check Com Port Is Working Or Not In Windows 7 Simon Jim Harris # 01 Dec 2009 Thanks Simon.   Actually, I did have other code running to flash some LEDs.

At first none of the ports even showed in Device manager. How To Check Serial Port Communication Check here for making a loopback plug, and performing the loopback test. The loopback test fails when you cannot see what you are typing. http://www.tomshardware.com/forum/50350-45-serial-port-problems Thank you for your persistence; I'm sure it will help any other unlucky Windows users solve their problem much more quickly.

I'll let you know. How To Check Com Port Is Working Or Not In Windows Xp Simon Ford # 01 Dec 2009 . Close Reply To This Thread Posting in the Tek-Tips forums is a member-only feature. Phone: 1 (519) 455 9675Toll Free: 1 800 265 1844Fax: 1 (519) 455 9425 Customer Support Drivers & DownloadsSales & SupportMy AccountFrequently Asked QuestionsTerms and ConditionsContactSitemapWarranty Policy Info and Resources ConXit

How To Check Serial Port Communication

Ashley DieSse 00:28 22 Mar 08 This click here with the gender changer.But there can be loads of issues if you do this. http://answers.microsoft.com/en-us/windows/forum/windows_7-hardware/serial-port-not-working-in-xp-virtual-pc/69e4168d-dfe6-409a-b9b9-9f994b98f507?db=5 Double check by measuring on 2. How To Check Serial Port Is Working In Windows 7 Please note down every step you do if possible. How To Check Serial Port Is Working In Windows Xp I automated my job and the company doesn't know, what do I do now?

RE: How yo check if Serial Port ( COM 1) working bronano (TechnicalUser) (OP) 23 Jul 11 13:34 @webrabbit,your advice is O.K.This can be solution ifthis card is available on the It came up as COM3 (now that the LPC1768 has moved to COM2). It is the first we've seen where it was not easily resolved. I'll have a chat with Phil (our USB guru) tomorrow, and see what he recommends. How Do I Check To Ensure The Com Port Is Listed Properly In Windows Xp, Vista, 7 Or 8?

I then tried to run a program that writes out to the port. For sanity, it might also be worth ensuring the program on the mbed really is running - e.g. When the session is open, anything you type into it you should see. support service status privacy policy terms and conditions Important information This site uses cookies to store information on your computer.

Ed FairGive the wrong symptoms, get the wrong solutions. How To Test Com Port With Firefox, there is no problem. That didn't seem to help.Any ideas? ********************************************Amateur programmer for over 10 years!******************************************** 0 Kudos Message 2 of 44 (38,071 Views) Reply 0 Kudos Re: Serial port not working anymore...problems with Windows

to help diagnose this, can we run through a few things...

The tablet was working well (I use it in conjunction with ArtRage) immediately prior to the SP3 update, and that is the only change that's been made to my machine. Jim Harris wrote:I had moved the port to many places, but had to keep it between COM1 and COM16, as Terraterm only goes up to port 16. Red Flag This Post Please let us know here why this post is inappropriate. How To Check Serial Port In Command Prompt Join Us! *Tek-Tips's functionality depends on members receiving e-mail.

Jim Simon Ford # 25 Nov 2009 . If you look closely at the female end, the pins should be numbered. I have tried an RS232 port, a USB-RS232 adapter, and an RS232 port on a different machine. Tech Reviews Tech News Tech How To Best Tech Reviews Tech Buying Advice Laptop Reviews PC Reviews Printer Reviews Smartphone Reviews Tablet Reviews Wearables Reviews Storage Reviews Antivirus Reviews Latest Deals

Edited: 14 Jan 2010 Hi Dave, Dave Malham wrote: I have a problem with Windows not recognizing one of my 3 mbed units as a serial device ... If it is, remove that too using the same process. As for the drivers, you can try a manual search. line into your exe's INI file. ___________________Try to take over the world! 0 Kudos Message 7 of 44 (38,005 Views) Reply 0 Kudos Re: Serial port not working anymore...problems with Windows