Terms | Privacy | Site Feedback Follow us on Twitter | Find us on Google+ Attempting to connect via Putty appears to hang Putty (presumably it starts by performing a readline. 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 - Emilie S. http://tekconceptllc.com/how-to/serial-port-not-working-xp.php
The COM ports exist with no visible problems on device manager (though no attached devices come up, again don't know if they should). Ashrich 00:06 22 Mar 08 Have you checked in Device Manager to see if it is working there , or if there any conflicts . Simon Dave Malham # 14 Jan 2010 Hi Simon, Duh'oh! Join Us! *Tek-Tips's functionality depends on members receiving e-mail. check over here
spaceman_spif Active Participant 02-21-2005 09:35 AM Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight Print Email to a Friend Report to a Moderator I'm not real familiar with Why do governments not execute or otherwise permanently contain super villains? Do GUI based application execute shell commands in the background?
What should I do about this security issue? Thanks for the reply, but ya i knew that, i was just banging my head against the wall and decided to try a unlikely solution. I then changed over to the LPC1768, which came up as COM2...still no serial data being shown. How To Check Com Port Is Working Or Not In Windows 7 Simon Dave Malham # 13 Jan 2010 I have a problem with Windows not recognizing one of my 3 mbed units as a serial device.
If you can, the port is free and the problem is apparently on the LV side. How To Check Serial Port Communication Probably worth a reboot to ensure windows is not holding anything, then try re-installing. Edited: 25 Nov 2009 Hi Jim, Jim Harris wrote: Recently, I received my LPC1768 mbed. http://www.tomshardware.com/forum/50350-45-serial-port-problems Now, either board works fine on this machine.
Here's Why Members Love Tek-Tips Forums: Talk To Other Members Notification Of Responses To Questions Favorite Forums One Click Access Keyword Search Of All Posts, And More... How To Check Com Port Is Working Or Not In Windows Xp Connecting via HyperTerminal and setting "Echo Typed Characters locally" only displays one letter per letter entered, while http://www.ni.com/support/serial/verhyper.htm claims it should show two. RE: How yo check if Serial Port ( COM 1) working bronano (TechnicalUser) (OP) 1 Jul 11 06:57 Thanks very much for assistance.Checked programmer on another comp and this one is If not, this is very strange.
The link of course is for a cable with a male serial connection at one end and a USB at the other. 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 RE: How yo check if Serial Port ( COM 1) working bronano (TechnicalUser) (OP) 3 Jul 11 06:15 @xwb,Yes my PC is old one with 2 COM ports.I'll try what you How To Check Serial Port Is Working In Windows 7 For sanity, it might also be worth ensuring the program on the mbed really is running - e.g. How To Check Serial Port Is Working In Windows Xp My brother-in-law has the same PC as mine with an almost identical setup and it still works like a charm on his.
Used test disk and didnot work stil my computer does now show drive egutierrezm Hard Drive Support 2 03-03-2012 10:46 AM Which Display Adapter is Actually Working Hi, I recently bought I then added a Vista machine to my office. 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 Then unplug-replug and check it comes in OK (i.e. How Do I Check To Ensure The Com Port Is Listed Properly In Windows Xp, Vista, 7 Or 8?
non of my computers recognize the hardware. flashing an LED at the same time. ESD damage... 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
current community blog chat Super User Meta Super User your communities Sign up or log in to customize your list. How To Test Com Port I'm not sure if this is necessary, but it helps.3. I'm still trying to figure out why anyone one would want to downgrade from Windows 7?
on COM25, and not code 10). And checking teraterm is restarted. Live-chat with a technical advisor. How To Check Serial Port In Command Prompt Anyone know the premise of this pcb assembly note?
Resources Join | Indeed Jobs | Advertise Copyright © 1998-2016 ENGINEERING.com, Inc. Jim Harris # 01 Dec 2009 I am using Terratermpro that allows up to COM16. However...I also tried COM2...still no luck. I then tried to run a program that writes out to the port. Or failing that, a ATIO card and cripple the unneeded stuff.
Book your tickets now and visit Synology. 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 Already a member? 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
I really agree that you should look into why the RS232 port has stopped working. LabVIEW Register for the community · Log in · Help ForumsCategoryBoardDocumentsUsers turn on suggestions Auto-suggest helps you quickly narrow down your search It communicates over the COM ports. RE: How yo check if Serial Port ( COM 1) working vacunita (Programmer) 28 Jun 11 14:12 Technically speaking, Windows does not automatically detect hardware plugged into serial ports, like COMs.You