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8157Re: [NTO] Recover Serial Port

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  • Dave
    Aug 23, 2008
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      I do not think there is a exit as such you are relying on the program
      letting go of the serial port when you exit the programA .
      Would you have two serial ports one for A and the other for B ,another
      thought is to find an I\O card and use another slot.

      ----- Original Message -----
      From: "Ray Shapp" <ras45@...>
      To: <ntb-OffTopic@yahoogroups.com>
      Sent: Saturday, August 23, 2008 5:42 AM
      Subject: [NTO] Recover Serial Port

      > To All,
      > This is way off topic, but someone here may have a quick answer to my
      > question: how can I recover the use of a serial com port that was being
      > used
      > by an application on my PC when I want to switch to another application
      > that
      > needs that same com port?
      > I want to control the slewing of a telescope by using a dedicated
      > stand-alone
      > PC. Sometimes I will use program A to do it, and other times I will use
      > program B to do it. Currently, the only way I know of to permit program B
      > to
      > access Com 1 after program A has been in use is to exit program A and
      > reboot.
      > I can also use Device Manager to remove Com 1, but that still requires a
      > reboot in order to regain access to Com 1.
      > Can anyone tell me of a way to free up Com 1 after the first application
      > exits? I think a DOS command exists for this purpose, but I didn't find
      > it. I
      > also looked at MSCONFIG, but no joy.
      > I'm using WinXP Pro SP3.
      > Thanks for the help.
      > Ray Shapp
      > ------------------------------------
      > Yahoo! Groups Links
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