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Thread: virtual commport

  1. #1

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    virtual commport

    How to make a virtual commport in visualbasic 6 ??

    What i want is : Convert a 9600 baud input to 4800 baud.
    I have a GPS reciever whit fixed buadrate 9600
    I have navigate program that want 4800 baud.
    I know dat i lose some data but that is not the problem.
    I could filter the incomming data en send it to a virtual commport

  2. #2
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    Sep 2003
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    Could you give some more information on what you mean by a "virtual comm port"?

  3. #3

    Thread Starter
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    Virtual commport:

    A virtual commport is a software commport that akt like a
    harware commport.
    You can sent data to it and read the data from it just the way
    jou would do with a hardware commport.
    The trick is that jou can send data to a other programm that
    expect that data from a commport.
    So about mij aplication.
    I have a gps reciever that is connect to commport 1
    the GPS reciever send on a fixed baudrate 9600
    (mij laptop has only 1 commport. harware)
    The program that i want to use expect a signal on a commport
    with a baudrate off 4800. (can not be chanced)
    I can use in visualbasic the MSCOMM to read the incomming
    signal. Filter the data and send it to a SOFTWARE COMMPORT
    with is on 4800 baud. Lets say COMMPORT 5
    This commport i can select and read the data from it.

    I found already VSPORT.OCX .
    This could work.

    I am busy with writing and testing the programm with VSPORT.ocx

    M.v.g. Albert
    Last edited by PA0AUG; May 14th, 2004 at 04:09 PM.

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