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I'll have a chat with Phil (our USB guru) tomorrow, and see what he recommends. Cancel Red Flag SubmittedThank you for helping keep Tek-Tips Forums free from inappropriate posts.The Tek-Tips staff will check this out and take appropriate action. I realize COM port number will change. This page gives you a simple example of configuring screen on Mac:

https://blogs.oracle.com/blogsagainbynight/entry/t...

That is the correct pinout if you are looking directly at the female and it is correct if http://johnfladung.net/how-to/serial-ports-not-working-xp.html

Jim Harris # 01 Dec 2009 Ok...just did a couple of more things.   I tried my LPC2368 mbed. If not, we'll dive deeper to see what windows is reporting. Close Reply To This Thread Posting in the Tek-Tips forums is a member-only feature. Then unplug-replug and check it comes in OK (i.e. http://forums.ni.com/t5/LabVIEW/Serial-port-not-working-anymore-problems-with-Windows-XP/td-p/184835

How To Check Serial Port Is Working In Windows 7

Login with LinkedIN Or Log In Locally Email Password Remember Me Forgot Password?Register ENGINEERING.com Eng-Tips Forums Tek-Tips Forums Search Posts Find A Forum Thread Number Find An Expert Resources Jobs Legacy support So far as I know, not all GSM modems provide a Hayes-compatible interface. Edited: 01 Dec 2009 Simon, I had already done the un-lug/re-plug thing. On a 25 cable 2 is Tx.

Going back to the LPC1768, it fails. Ben Knight of NI ‎02-20-2005 09:06 AM Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight Print Email to a Friend Report to a Moderator The first Q I Hayes "AT" The classic method of testing a serial modem is to issue Hayes commands such as ATE1 ATI0 AT Press enter to send a CR character after each command, the How To Check Com Port Is Working Or Not In Windows 7 ESD damage...

Or failing that, a ATIO card and cripple the unneeded stuff. I also made sure that the baud rates, stop bits, etc. Generated Tue, 15 Nov 2016 18:08:47 GMT by s_mf18 (squid/3.5.20) TechNet Products IT Resources Downloads Training Support Products Windows Windows Server System Center Browser   Office Office 365 Exchange Server   http://www.tomshardware.com/forum/50350-45-serial-port-problems Assume that it has ISA I/O ports.

We haven't seen a problem yet (apart from a problem downloading the driver mentioned in http://mbed.org/forum/topic/237/), so capturing the process may help if anyone else gets a similar result. How To Check Com Port Is Working Or Not In Windows Xp the wrong image hadn't ended up on the wrong board!?! Please test this out first.Thank you,Emilie S.Applications EngineerNational Instruments 0 Kudos Message 10 of 44 (37,986 Views) Reply 0 Kudos « Previous 1 2 3 4 5 Next » All Forum I'll let you know.

How To Check Serial Port Communication

All was working fine with the Windows serial port driver. Also worth mentioning is that some usb devices set themselves up as virtual serial ports ( and if you do not have a serial port this is how usb to rs232 How To Check Serial Port Is Working In Windows 7 Simon Ford # 01 Dec 2009 . How To Check Serial Port Is Working In Windows Xp Join your peers on the Internet's largest technical computer professional community.It's easy to join and it's free.

It works okay otherwise (CAN functions, SPI functions, analog in functions, pwmout functions, lED's flash...). I have tried USB to serial converters and they work but they significantly slower than a direct serial port. one of them (always the same one) just is never recognized - is there anything more I can try (other than what's on this page) or do I have a faulty Plug in the mis-behaving mbed with Device manager open; can you confirm it comes up as a USB mass storage device, but not an mbed Composite device or mbed Serial device How Do I Check To Ensure The Com Port Is Listed Properly In Windows Xp, Vista, 7 Or 8?

It always says the driver could not start. Collection Intro Intro: The serial port - software setupIf you are trying to control something in the real world using your computer, the serial port is perhaps the easiest means of You set up a serial connection by specifying a name (anything goes) an icon (select one) and then ... 4 Step 4: Set connection parametersNext, you will have to set up This program works on the Vista machine (with either the LPC1768 or the LPC2368, as well as on the XP machine (but only with the LPC2368).

Or is it? How To Test Com Port I just went in and manually changed it to COM16, and it seems to have fixed the Windows error. XP sets mine up at 9600.

Edited: 01 Dec 2009 Hi Jim, Sounds like the LPC1768 on XP is still coming in on some low numbered port, and I'm worried there may be a clash still if

I use it for a bookreader and it was dirt cheap. Did I cheat? But as you have had the board working with Vista, it is unlikely to be this. How To Check Serial Port In Command Prompt tst Knight of NI ‎02-21-2005 10:18 AM Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight Print Email to a Friend Report to a Moderator Use hyperterminal to communicate

http://behindtheweb.blogspot.com/ RE: How yo check if Serial Port ( COM 1) working rclarke250 (TechnicalUser) 28 Jun 11 15:18 is the serial port configured for the device in question? http://zone.ni.com/devzone/cda/tut/p/id/3450 RE: How yo check if Serial Port ( COM 1) working bronano (TechnicalUser) (OP) 29 Jun 11 07:10 Thanks for answers.My problem is to define what is causingthe problem - Data comes out from ... 6 Step 6: Loopback testWhen hyperterminal has been correctly setup, whatever you type into its window gets sent out to the wild yonder through the TxD RE: How yo check if Serial Port ( COM 1) working bronano (TechnicalUser) (OP) 26 Jul 11 07:23 @edfair,Thanks for reply.The flow control setting was set to "none"I have 9 pin

What am I doing wrong? How to check whether a partition is mounted by UUID? Ed FairGive the wrong symptoms, get the wrong solutions. The program did not work.

Ed FairGive the wrong symptoms, get the wrong solutions. Some do, even over a virtual COM port created over a pure USB connection. For sanity, it might also be worth ensuring the program on the mbed really is running - e.g. All of them with the same result.