oscilloscope | 易学教程

How could i display a Graph on WindowsForms?

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问题 i am a beginner at c#, so you could help me. At first, i get some data from a RS422 to USB converter over a COM Port and now i want to display over the right COM-Port the graph on the Screen. My Question: How could i display the Graph on my WindowsForms ? Sorry for my english. M.Spitz 回答1: There is a nice tool un Windows Forms called Chart. You can draw graphs of different kind with it. Here is a Tutorial Here is a Video that shows how to use it. Here is a nice post with an example from

C# Oscilloscope Simulator (with MS Chart control)

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问题 I have need to create an oscilloscope simulator using the ms-chart control. I store my data in an array. But I don't know how to create the "moving effect" - continuous update of the control. (adding / removing points from the chart control) and having a vertical line drawn every second on the control. My code is: private void Form1_Load(object sender, EventArgs e) { chart1.Series["Series1"].ChartType = SeriesChartType.Line; chart1.Series["Series1"].BorderWidth = 3; // NO grids chart1

How to create oscilloscope for audio on android

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问题 i am creating an app for audio recording with oscilloscope. i did the audio recording with the following code now i add oscilloscopse as shown in the figure.my requirement is oscilloscope's wave should be zigzac according to the user's voice tone. i have tried long time but i could not find solution. i do not have any idea to implement the oscilloscope. please help me how to do it and please provide some sample code snippets. thanks. audio recording code: recorder = new AudioRecord

How to create oscilloscope for audio on android

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i am creating an app for audio recording with oscilloscope. i did the audio recording with the following code now i add oscilloscopse as shown in the figure.my requirement is oscilloscope's wave should be zigzac according to the user's voice tone. i have tried long time but i could not find solution. i do not have any idea to implement the oscilloscope. please help me how to do it and please provide some sample code snippets. thanks. audio recording code: recorder = new AudioRecord(MediaRecorder.AudioSource.MIC,RECORDER_SAMPLERATE, RECORDER_CHANNELS,RECORDER_AUDIO_ENCODING, bufferSize);