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Type: Posts; User: Vinod Chauhan

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    VS 2015 Serial data loss while receiving data.

    Hello All,

    I've developed a vb.net application using .NET Framework 3.5. I'm sending data from my microcontroller using UART Communication with help of FTDI FT232.

    UART specs are
    3Mbps baud...
  2. [RESOLVED] System.drawing.pdb not loaded error when opening app from minimized state

    Hello All,

    I have an error in my application of System.Drawing.PDB not loaded when I reopen my application from minimized state.

    I'am doing all the drawing in a background thread and only...
  3. VS 2015 Re: How to Handle Serial data event and new frame event using Aforge library at same

    Hello Passel & dbasnett,

    I was able to solve my problem by changing my data processing code which was happening before plotting.
    Now both UI and signal plotting is real time.

    thank you for...
  4. VS 2015 Re: How to Handle Serial data event and new frame event using Aforge library at same

    Hi,

    I tried the code using background thread for processing all the data and only invoking the main UI once after all the processing. But the problem is that the background thread is really slow...
  5. VS 2015 Re: How to Handle Serial data event and new frame event using Aforge library at same

    Hi,

    Where Iam using Me.Invoke((New MyDelegate(AddressOf DrawGraph2)), datapacket), This is passing my data to drawgraph2 function which is running on Main UI thread. So instead of passing data to...
  6. VS 2015 Re: How to Handle Serial data event and new frame event using Aforge library at same

    Data with begininvoke
    178663

    data with invoke

    178665

    I don't know if it is attached correctly or not.
  7. VS 2015 Re: How to Handle Serial data event and new frame event using Aforge library at same

    Hi,

    Iam atatching the pictures of GUI for your reference to show the issue.

    Data with begininvoke
    178661

    data with invoke method
    178662
  8. VS 2015 Re: How to Handle Serial data event and new frame event using Aforge library at same

    me.invoke means it works synchronously on same thread & Me.Begininvoke means it works asynchornously on a threadpool thread.

    When I use Me. Invoke, my data is passed to Main UI thread and gets...
  9. VS 2015 Re: How to Handle Serial data event and new frame event using Aforge library at same

    when I used Me.invoke the data doesn't plotted properly..
    but While using Me.BeginInvoke Plotting is ok..

    Please tell me the difference Between Me.Invoke And Me.BeginInvoke.
  10. VS 2015 Re: How to Handle Serial data event and new frame event using Aforge library at same

    Hi,

    I checked my incoming string data. It is like "82763"&vbCrLf&"82507"&vbCrLf &"82769"&vbCrLf.
    The number is the actual data followed by CrLf.

    I tried using If data(idx) =...
  11. VS 2015 Re: How to Handle Serial data event and new frame event using Aforge library at same

    Hi,

    I tried implementing your suggested code. The UI is running fine now, But due to read existing the data is incomplete at the end of array in which we are appending the serial buffer.
    The...
  12. VS 2015 Re: How to Handle Serial data event and new frame event using Aforge library at same

    Hi,

    I used TASKPARALLELLIBRARY which is meant for .net framework 3.5. I followed your suggestion and made necessary code changes. below is the code I tried. Im reading data as readline because my...
  13. VS 2015 Re: How to Handle Serial data event and new frame event using Aforge library at same

    Thanks for your valuable reply.

    But I am not able to use Task because I'm using Dotnet framework 3.5 (Aforge Video Library works only in Dotnet Framework 3.5 and below).

    So, Please provide me ...
  14. VS 2015 [RESOLVED] How to Handle Serial data event and new frame event using Aforge library at same time

    hello everyone,

    I'm using AFORGE video library in my project for video capturing. Also, I'm using serial data receive event for capturing incoming serial data.

    My issue is that when I run both...
  15. VS 2015 Fluctuating Problem on Invalidating Panel

    Hello Everyone,

    I am trying to create rectangle on a panel to be used as crop tool. So that when ever I move mouse after pressing right button a new rectangle will draw on panel but to remove last...
  16. VS 2015 Re: Lag in drawing in panel's paint event

    Thank You...:)
  17. VS 2015 Re: Lag in drawing in panel's paint event

    I tried your suggestion but there is no change. Lag is still there
  18. VS 2015 [RESOLVED] Lag in drawing in panel's paint event

    hello everyone,

    actually I am drawing some lines in paint event of panel using drawline function in a for loop. The problem that I am facing is that when I minimize my application and then...
  19. VS 2015 How to call a functiion from python file through vb.net

    Hello Everyone,

    I had written some functions in a python file and now, I want to call those functions from my vb.net application on a click of a button. Please help me in achieving that. Python...
  20. VS 2015 Re: How To Record Video Using WebCam in Vb.net

    Thanks for the reply,

    Actually I am trying to use this Aforge.net framework but I didn't find any example in vb.net all examples are in c#..
    So can you please provide any link with aforge.net...
  21. VS 2015 How To Record Video Using WebCam in Vb.net

    Hello Everyone,

    In my project i want to record a video using my webcam but i am new to this so i don't know how to do this ..
    So please help me with this problem i shall be very thankfull to...
  22. VS 2015 How to remember changed background colour of button after closing and reopening app

    Hello Everyone,

    Actually In my application I am changing the background colour of button by using colour dialog but after closing my application when I reopen my app background colour of the...
  23. VS 2015 Re: Setup not working in other computers

    thanks for your reply,
    rectified problems in creating setup..
  24. VS 2015 [RESOLVED] Setup not working in other computers

    Hello everyone,

    I need your help in resolving a problem.. i had created an project in vs2015 and created its installation setup using vs2015 installer..
    When i install my software on the...
  25. VS 2015 Re: How to create vb.net setup file with ms access database which can run on any syst

    Ok i will try to do that
    and if stuck somewhere then i will get back to you with my problem

    once again thanks a lot for your help
  26. VS 2015 Re: How to create vb.net setup file with ms access database which can run on any syst

    Thank You,
    For Your precious help.
    i had corrected my whole code as the way you explained and it is working fine in debug mode.

    Now coming towards my next problem..
    How i can create a...
  27. VS 2015 [RESOLVED] How to create vb.net setup file with ms access database which can run on any system

    Hello Everyone,

    Actually i had created an project in which i am using ms access database and my project is working fine in debug mode on my PC.
    Now i want to create a setup file for my project so...
  28. VS 2015 Re: How to find a particular string from a file written with binary writer

    Thank you, Passel i will follow your advise and try to do it in this way..
  29. VS 2015 Re: How to find a particular string from a file written with binary writer

    Thank You, for your valuable suggestion. Now can you please provide me a link or an example code from which i can understand it better...
  30. VS 2015 How to find a particular string from a file written with binary writer

    Hello Everyone,

    actually i have an file in which data(no of integers,strings) has been written with binary writer.....but now i want read specific data from that file not from starting to end. for...
  31. VS 2015 Re: Connecting and Inserting, Editing, Deleting data from access database from vb.net

    Now i am able to insert data into my database using sql commands but i am facing a major problem that after saving my data to database and closing the application... when i restarts the application...
  32. VS 2015 Re: I Want to Save Array In A File I Created

    Thank you dbasnett for your support.:)
  33. VS 2015 Connecting and Inserting, Editing, Deleting data from access database from vb.net

    Hello Everyone,
    I am developing a project in which i want to store personal information of patients in ms access database via vb.net.
    So can you please help me in inserting,editing,deleting data...
  34. VS 2015 I Want to Save Array In A File I Created

    Hello Everyone,

    I had created a custom file in my vb program and now I want to save an array of integer values in this file and later on I want to read that array values from that file. I am...
  35. VS 2015 Re: I Want To Measure Time Between Two Serial Received Data

    Thanks for the answer but the problem is that by subtraction method it will show the time after receiving data at least twice....
    but I want to measure the time for every single pulse received not...
  36. VS 2015 Re: problem in plotting graph on a picturebox in visual studio 2015 vb.net

    It Works Thanks For Your Support And Help....Mc_VB...
    Thank You Very Much
  37. VS 2015 Re: problem in plotting graph on a picturebox in visual studio 2015 vb.net

    Thanks For Your Support And Help... Mc_VB
  38. VS 2015 I Want To Measure Time Between Two Serial Received Data

    Hello Everyone,

    In my project I am sending number of real time pulses from an microcontroller to my vb program via serial communication....
    and i am getting accurate data on my vb program....
    ...
  39. VS 2015 problem in plotting graph on a picturebox in visual studio 2015 vb.net

    Hello everyone,
    actually i am plotting a real time graph on a picturebox of a windows form but after plotting some right values my cursor automatically drops to 0 and starts plotting graph from...
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