Com Port Not Working Windows 7
RE: How yo check if Serial Port ( COM 1) working edfair (TechnicalUser) 29 Jun 11 13:04 You basically short pins 2&3 on the serial port connection then pull up hyperterm, It works fine. Are you aComputer / IT professional?Join Tek-Tips Forums! I am not sure why. check over here
Thank you for helping us maintain CNET's great community. Simon Dave Malham # 14 Jan 2010 Hi Simon, Duh'oh! If not, this is very strange. First off, can you confirm the Firmware on the LPC1768 and LPC2368 mbed's are up to date (see Firmware).
Com Port Not Working Windows 7
Simon Jim Harris # 01 Dec 2009 Thanks Simon. Actually, I did have other code running to flash some LEDs. Thanx - RAY - Back to top BC AdBot (Login to Remove) BleepingComputer.com Register to remove ads #2 rigel rigel FD-BC BC Advisor 12,944 posts OFFLINE Gender:Male Location:South Carolina Any suggestions?
I have been away on vacation with the system off only to come back to this! Ed FairGive the wrong symptoms, get the wrong solutions. Then unplug-replug and check it comes in OK (i.e. Com Port In Use By Another Application Every thing works except when I use COM1 port download a program to a pic microcontroller it consumes 100% of the CPU time and runs real slow.
Using the site is easy and fun. How To Check Serial Port Communication Site Changelog Community Forum Software by IP.Board Sign In Use Facebook Use Twitter Need an account? So...in review....same PC, running XP, same terminal program, same code (compiled for the appropriate mbed board). you could check here Ed FairGive the wrong symptoms, get the wrong solutions.
How To Check Serial Port Communication
Edited: 01 Dec 2009 I originally started developing with the LPC2368 beta unit on a Windows XP machine. Friday, February 22, 2013 7:10 PM Reply | Quote Microsoft is conducting an online survey to understand your opinion of the Technet Web site. Com Port Not Working Windows 7 When the new (current) driver was released, I started using that and it wored fine. How To Fix Serial Port Problem Edited: 01 Dec 2009 Simon, I had already done the un-lug/re-plug thing.
The driver may be corrupted or missing. (Code 39)" Device usage is enabled. check my blog Why do I need to update drivers? RE: How yo check if Serial Port ( COM 1) working bronano (TechnicalUser) (OP) 28 Jul 11 06:04 @edfair ,Hi mate,Your diagnostic is clear.Please let me know re my settings in I tried it on my Vista machine, and had to re-install the Windows serial port driver but all is working well on it. How To Check Serial Port Is Working
It is all USB Edited by Eyesee, 23 June 2011 - 02:54 PM. Anyhow, check your devices and go to resources (usually com1 is associated with mouse or a network card) and see if there are any two devices trying to use the same Proposed as answer by arnavsharmaMVP, Moderator Wednesday, June 05, 2013 5:40 AM Marked as answer by arnavsharmaMVP, Moderator Tuesday, July 09, 2013 9:12 AM Friday, April 06, 2012 1:23 AM Reply this content Click Here to join Tek-Tips and talk with other members!
RE: How yo check if Serial Port ( COM 1) working rclarke250 (TechnicalUser) 23 Jul 11 15:26 The link I posted back in June, shows how to create the loopback plug Com Port Settings Windows 7 by R. I still get the "Cannot Start this Hardware" message.
How do i make XP Pro leave my serial port alone > to let other software control it??> This is driving me nuts, so all help/suggestions are greatly appreciated.> > Thanks
Do you have drivers for the card reader?What make and model of card reader is it?If you connect say a serial mouse to that port can it be used? ----------------------------------Phil AKA We're using canned software. Is it a resource conflict?? Windows 10 Com Ports Track this discussion and email me when there are updates If you're asking for technical help, please be sure to include all your system info, including operating system, model number, and
In the beginning there was the command line. All rights reserved. I wonder if this is some hangover from the old driver getting picked up when you put in a new device. have a peek at these guys On normal ports both signals are negative (-5V).
Boredom Software Back to top #6 inkballinc inkballinc Topic Starter Members 14 posts OFFLINE Local time:01:07 AM Posted 22 June 2011 - 02:41 AM The 1394 Net Adapter says "Windows IRQ 04 is the current setting. Now however I awoke to a new issue - No internet connection on my DELL PC. Privacy statement © 2017 Microsoft.
The whole cause and effect thing might make things worse if i try that .
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