example for above wording:
import processing.serial.*;
Serial port;
String ports, inString;
String[] elements;
boolean diagp = true;
int baud = 115200; // 300, 600, 1200, 2400, 4800, 9600, 14400, 19200, 28800, 38400, 57600, 115200, 230400, 250000, 500000, 1000000, 2000000
boolean getrecord= false;
int many = 0, expect = 7, recs=0;
int[] values = new int[expect];
float zoom;
public void setup() {
size(300, 300);
if ( diagp ) printArray(Serial.list());
ports = Serial.list()[1];
port = new Serial(this, ports, baud);
port.bufferUntil('\n');
stroke(0);
zoom = height/1023.0;
background(200, 200, 0);
}
void draw() {
if ( getrecord ) {
getdata();
stroke(200,200,0);
line(recs, 0, recs, height);
for (int i=0; i<expect; i++ ) {
float ypos = height - values[i]*zoom;
if ( i > 4 ) ypos = height-40*(i-4) - 10*values[i]; // for the digital vals
if ( diagp ) println(" values ["+i+"] "+values[i]+" xpos "+recs+" ypos "+ypos);
stroke(0, i*40, 200-i*40);
point( recs, ypos );
}
recs++;
if ( recs > width ) recs = 0;
stroke(255);
line(recs, 0, recs, height);
getrecord = false;
}
}
void getdata() {
if ( diagp ) println(inString);
elements = splitTokens(inString, ","); // split and set some globals...
int many = elements.length;
if ( many >= expect ) {
for (int i=0; i<expect; i++ ) {
if ( diagp ) print(elements[i]+" , ");
values[i] = int(elements[i]);
}
if ( diagp ) println();
} else {
println("com error, found short line:"+inString);
}
}
void serialEvent(Serial thisport) { // read the serial buffer:
inString = thisport.readString();
if ( inString != null ) {
inString = trim(inString); // clean
getrecord = true;
}
}
/*
// arduino code tested Arduino Leonardo Arduino IDE 1.8.9 hourly
String aline; // readable char line
void make_aline() {
aline = "";
aline += analogRead(0);
aline += ',';
aline += analogRead(1);
aline += ',';
aline += analogRead(2);
aline += ',';
aline += analogRead(3);
aline += ',';
aline += analogRead(4);
aline += ',';
aline += digitalRead(2);
aline += ',';
aline += digitalRead(3);
// ++ CR LF
}
int wait = 500;
long baud = 115200; // 300, 600, 1200, 2400, 4800, 9600, 14400, 19200, 28800, 38400, 57600, 115200, 230400, 250000, 500000, 1000000, 2000000
void setup() {
Serial.begin(baud);
while (!Serial) {
; // wait for serial port to connect. Needed for native USB port only ( arduino leonardo )
}
}
void loop() {
make_aline();
Serial.println(aline);
delay(wait);
}
*/