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 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 Thought maybe it had been suggested before. The device shows no change in status whether it is plugged in to the computer or not (though I am not certain that it should). weblink
Simon Simon Ford # 01 Dec 2009 And remember to unplug-replug after making the change to reload the driver, and see any results. I have an old 486 laptop w/o USB or a cd-rom, so I keep a small DOS partition on one desktop. Are com ports not supported in Windows XP Mode? I tried it on my Vista machine, and had to re-install the Windows serial port driver but all is working well on it. http://forums.ni.com/t5/LabVIEW/Serial-port-not-working-anymore-problems-with-Windows-XP/td-p/184835
Jim Harris # 01 Dec 2009 Ok...just tried another USB port. Click on the "Hardware" tab. Windows 7 IT Pro > Windows Virtual PC and XP Mode Question 0 Sign in to vote I am trying to use an older program that is not supported on 64 Posting Guidelines Promoting, selling, recruiting, coursework and thesis posting is forbidden.Tek-Tips Posting Policies Jobs Jobs from Indeed What: Where: jobs by Link To This Forum!
So I set up that version of the program to use COM1 as the VISA resource name. 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). Close Box Join Tek-Tips Today! How To Check Com Port Is Working Or Not In Windows 7 The third seial port, here labelled COM4, belongs to the USB to serial adapter I have plugged in.
Open up Device Manager. I used a solution that I happened to already have on my laptop on an exam. By continuing to use our site, you consent to our cookies. Open a telnet session on the COM port number of the device that you are testing.
First off, can you confirm the Firmware on the LPC1768 and LPC2368 mbed's are up to date (see Firmware). How To Check Com Port Is Working Or Not In Windows Xp I do not have the resources while at work to create a loopback RS232 cable, but may try that on a third machine when I get home. Because mine only works if you short out the 3rd and 4th from the left of the top row.Forget my last message, I worked out how to do it, set "Flow 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
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 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 Going back to the LPC1768, it fails. How To Check Serial Port Is Working In Windows 7 And checking teraterm is restarted. How To Check Serial Port Is Working In Windows Xp I use it for a bookreader and it was dirt cheap.
I am not sure why. Chess : The Lone King Eliminate space between tikz figures Inconsistent size of parentheses in Latin Modern and Computer Modern Did the Gang of Four really thoroughly explore "Pattern Space"? Are you aComputer / IT professional?Join Tek-Tips Forums! Now, either board works fine on this machine. How Do I Check To Ensure The Com Port Is Listed Properly In Windows Xp, Vista, 7 Or 8?
the wrong image hadn't ended up on the wrong board!?! Or failing that, a ATIO card and cripple the unneeded stuff. Re-installed drivers, and everything works fine. It communicates over the COM ports.
Windows XP comes with Hyper Terminal. How To Test Com Port That is great news! Ben"If it works don't fix it!
Can somebody please help me get it to work.Oh man somethings not right here,It tells me "Another program is using the selected telephony service" "Try again after the other program finishes" RE: How yo check if Serial Port ( COM 1) working bronano (TechnicalUser) (OP) 27 Jul 11 10:26 Settings in BIOS for On-board Serial Port 1 and 2 are on "AUTO".Shall Can someone explain this visual proof of the sum of squares? How To Check Serial Port In Command Prompt asked 4 years ago viewed 3661 times active 4 years ago Blog How We Make Money at Stack Overflow: 2016 Edition Stack Overflow Podcast #94 - We Don't Care If Bret
When I did, Windows reported that there was a problem and could not start the serial port driver. Now, either board works fine on this machine. I then tried to run the LPC1768 on my XP machine, and again found I had to re-load the Windows Serial Port Simon Jim Harris # 01 Dec 2009 Thanks Simon. Actually, I did have other code running to flash some LEDs. 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
Put the following line in your INI file, just to be sure:serialDevices="COM1; COM2; COM3; COM4; LPT1;"4. Step 1: Find your serial portShow All Items In order to set it up, first you have to find it on your computer. Ed FairGive the wrong symptoms, get the wrong solutions.