SerialTest_Basic1port

//**************************Processing Serial Recive & PlotGraph MultiCH data Sample ***************************
//*************************Shinshu-Makers 2020/06/01**************************************************
import processing.serial.*;//USB Serial library
PrintWriter output;//Filing library
int lf = 10;    // Linefeed in ASCII
int cr=13;   //Carriage Return in ASCII
String myString1 = null;//Recieved data as string 1st
Serial myPort1;  // 1st serial port 
int i,j;
 String [] mystringArry1=new String[600000];//1stArray declaration Buffer memory recived  600K data
 //=============PLOT==================
 int x,x_1;
 int y0=0,y0_1=0;
 int y1=0,y1_1=0;
 int y2=0,y2_1=0;
 int y3=0,y3_1=0;
 int y4=0,y4_1=0;
 int y5=0,y5_1=0;
 
void setup() {
 //===================Display setup===================
 size(1000,1000);
 background(0,0,0);
//=======================================================
 // ********************Serial setup=**********************
 //List all the available serial ports
  printArray(Serial.list());
  // Open the port you are using at the rate you want:
  myPort1 = new Serial(this, Serial.list()[0], 115200);
  myPort1.clear();
  myString1 = myPort1.readStringUntil(lf);
  myString1 = null;
//**********************************************************
//------------------Save FIle setup--------------------------------------------------------------
  String filename = nf(year(),4) + nf(month(),2) + nf(day(),2) + nf(hour(),2) + nf(minute(),2) ;
  // 新しいファイルを生成
  output = createWriter( filename + ".csv");
  i=0;
 //-----------------------------------------------------------------------------------------------
 
}

void draw() { 
 
  while (myPort1.available() > 0) {
    myString1 = myPort1.readStringUntil(cr);
    if (myString1 != null) {
      
      i++;
     // print(i,myString1);
      mystringArry1[i]=myString1;
      float[] data = float(split(myString1,','));
      //println(data[0],data[1]);
      x_1=x;
      x=i;
      //*****0ch Yplot*****
      y0_1=y0;
      y0=Yplot(0,data[1],2,6);
      stroke( 255, 0, 0 );
      line(x_1,y0_1,x,y0);
       //*****1ch Yplot*****
      y1_1=y1;
      y1=Yplot(1,data[2],2,6);
      stroke( 0,255, 0 );
      line(x_1,y1_1,x,y1);
        //*****2ch Yplot*****
      y2_1=y2;
      y2=Yplot(2,data[2],2,6);
      stroke( 255,255,255 );
      line(x_1,y2_1,x,y2);
      
      
    }
  }
}
 

void keyPressed(){
   int k;
   String[] datastr=new String[100];
  if( key == 'q' ){
     for(k=0;k<i;k++){
      //datastr=split(mystringArry[k],',');
      //println(datastr[0]);
     output.print(mystringArry1[k]);
    }
    output.flush(); 
    output.close(); 
    exit();               
  }
}
  
 int Yplot(int ch,float y,float yspan,int chsu)//Graph ch plot
  {
    int Framey=1000;
    int chH=int(Framey/chsu);
    int baseY=int(chH/2)+(ch*chH);
    float ydot=chH/yspan;
    int  ch_plotY=int(ydot*y+baseY);
    return ch_plotY;      
  
  }