Solarbox Liquid V.006
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This is still under development and acts as a kind of working horse, so please ignore all the redundant comments
/*
* Liquid V.006
*
* Graphical visualization of sampling- and logging-data
* from an energy-management-system lika a SolarBox Charger
*
*
* This project is part of the OpenSourceEcology Germany
* Project SolarBox. See http://opensourceecology.de
*
* 15.09.2014 by OS/case
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import processing.serial.*;
Serial port; // Create object from Serial class
int val; // Data received from the serial port
// int[] values;
int[] a_values;
int[] v_values;
float zoom;
float bat_volt = 0.0; // volt
float show_bat_volt = 0.0;
int bat_mvolt = 0; // millivolt
float bat_amp = 0.0; // ampere
float show_bat_amp = 0.0;
int bat_mamp = 0; // milliampere
float solar_volt = 0.0; // volt
float show_solar_volt = 0.0;
int solar_mvolt = 0; // millivolt
int chargingflag = 0;
int duty = 0;
long timestamp;
int yrange = 10000; // Display Range from +20V until -20V
float yfaktor = (height*0.5) / (yrange * 1000); // yfaktor tells how many millivolt is representet by one pixel
// int winx = 1024;
// int winy = 480;
int winx = 1280;
int winy = 1024;
int offset = winy / 2;
int vert_adjust = winy / 2;
int showflag = 0;
void setup()
{
// size(1024, 480);
size(winx, winy);
// print all available serial ports
println(Serial.list());
// Open the port that the board is connected to and use the same speed (9600 bps)
// port = new Serial(this, Serial.list()[4], 9600);
port = new Serial(this, Serial.list()[Serial.list().length-1], 9600); // Für PC-User
port.bufferUntil('\n');
a_values = new int[width];
v_values = new int[width];
zoom = 1.0f;
smooth();
}
int getY(int val) {
int newval = 0;
// newval = (int)(height - val / 1023.0f * (height - 1));
newval = (int)((val * offset)/yrange) + offset;
// println("getY: " + val + ", " + newval);
// newval = 240 - newval + 240;
// newval = 240 - newval + vert_adjust;
newval = offset - newval + vert_adjust;
return newval;
// return (int)(height - val / 1023.0f * (height - 1));
}
int getValue() {
// int value = -1;
int value = 30000;
/*
while (port.available() >= 3) {
if (port.read() == 0xff) {
value = (port.read() << 8) | (port.read());
}
}
*/
// Beispiel: 0.00,-8.80
bat_volt = 0.0;
bat_amp = 0.0;
String dataString = port.readStringUntil('\n');
// value = port.read();
if (dataString != null)
{
float[] data = float(split(dataString, ","));
bat_volt = data[0];
bat_amp = data[1];
solar_volt = data[2];
chargingflag = (int)data[3];
duty = (int)data[4];
// timestamp = data[5];
// print(bat_volt);
// print(", ");
// println(bat_amp);
show_bat_amp = bat_amp;
show_bat_volt = bat_volt;
show_solar_volt = solar_volt;
bat_amp = bat_amp * 1000;
bat_volt = bat_volt * 1000/10;
solar_volt = solar_volt * 1000;
bat_mamp = (int)bat_amp;
bat_mvolt = (int)bat_volt;
solar_mvolt = (int)solar_volt;
// if(bat_mamp != 0) println("GetValue: " + bat_mvolt + ", " + bat_mamp);
value = bat_mamp;
}
else showflag = 0;
// if(value != 0) println(value);
return value;
}
/*
void pushValue(int value) {
for (int i=0; i<width-1; i++)
values[i] = values[i+1];
values[width-1] = value;
}
*/
void pushValue(int a_value, int v_value)
{
for (int i=0; i<width-1; i++)
a_values[i] = a_values[i+1];
a_values[width-1] = a_value;
for (int i=0; i<width-1; i++)
v_values[i] = v_values[i+1];
v_values[width-1] = v_value;
}
/* void drawLines() {
stroke(255);
int displayWidth = (int) (width / zoom);
int k = values.length - displayWidth;
int x0 = 0;
int y0 = getY(values[k]);
for (int i=1; i<displayWidth; i++) {
k++;
int x1 = (int) (i * (width-1) / (displayWidth-1));
int y1 = getY(values[k]);
line(x0, y0, x1, y1);
x0 = x1;
y0 = y1;
}
}
*/
void drawLines()
{
// stroke(255);
stroke(255,204, 0); // yellow
int displayWidth = (int) (width / zoom);
int k = a_values.length - displayWidth;
int x0 = 0;
int y0 = getY(a_values[k]);
int x1 = 0;
int y1 = 0;
for (int i=1; i<displayWidth; i++)
{
k++;
x1 = (int) (i * (width-1) / (displayWidth-1));
y1 = getY(a_values[k]);
line(x0, y0, x1, y1);
x0 = x1;
y0 = y1;
}
// stroke(46,139,87);
stroke(0,255,204); // cyan
k = v_values.length - displayWidth;
x0 = 0;
y0 = getY(v_values[k]);
for (int i=1; i<displayWidth; i++)
{
k++;
x1 = (int) (i * (width-1) / (displayWidth-1));
y1 = getY(v_values[k]);
line(x0, y0, x1, y1);
x0 = x1;
y0 = y1;
}
}
void drawGrid() {
int x1 = 0;
int y1 = 0;
int x2 = width;
int y2 = 0;
// Mittellinie
stroke(10, 10, 250);
line(0, height/2, width, height/2);
// 10er Linie
stroke(0, 120, 0);
y1 = getY(10 * 1000); line(x1, y1, x2, y1);
y1 = getY(9 * 1000); line(x1, y1, x2, y1);
y1 = getY(8 * 1000); line(x1, y1, x2, y1);
y1 = getY(7 * 1000); line(x1, y1, x2, y1);
y1 = getY(6 * 1000); line(x1, y1, x2, y1);
y1 = getY(5 * 1000); line(x1, y1, x2, y1);
y1 = getY(4 * 1000); line(x1, y1, x2, y1);
y1 = getY(3 * 1000); line(x1, y1, x2, y1);
y1 = getY(2 * 1000); line(x1, y1, x2, y1);
y1 = getY(1 * 1000); line(x1, y1, x2, y1);
// y1 = getY(0); line(x1, y1, x2, y1);
y1 = getY(-10 * 1000); line(x1, y1, x2, y1);
y1 = getY(-9 * 1000); line(x1, y1, x2, y1);
y1 = getY(-8 * 1000); line(x1, y1, x2, y1);
y1 = getY(-7 * 1000); line(x1, y1, x2, y1);
y1 = getY(-6 * 1000); line(x1, y1, x2, y1);
y1 = getY(-5 * 1000); line(x1, y1, x2, y1);
y1 = getY(-4 * 1000); line(x1, y1, x2, y1);
y1 = getY(-3 * 1000); line(x1, y1, x2, y1);
y1 = getY(-2 * 1000); line(x1, y1, x2, y1);
y1 = getY(-1 * 1000); line(x1, y1, x2, y1);
}
void keyReleased() {
switch (key) {
case '+':
zoom *= 2.0f;
println(zoom);
if ( (int) (width / zoom) <= 1 )
zoom /= 2.0f;
break;
case '-':
zoom /= 2.0f;
if (zoom < 1.0f)
zoom *= 2.0f;
break;
case 'a':
yrange = yrange / 2;
break;
case 'b':
yrange = yrange * 2;
break;
case 'k':
vert_adjust = vert_adjust + 1;
break;
case 'l':
vert_adjust = vert_adjust - 1;
break;
}
}
void draw()
{
background(0);
drawGrid();
val = getValue();
// if (val != -1) {
if (val != 30000)
{
// pushValue(val);
pushValue(bat_mamp, bat_mvolt);
}
drawLines();
textSize(16);
fill(255, 204, 0);
text(show_bat_amp, 10, 20);
fill(0, 255, 204);
text(show_bat_volt, 10, 40);
fill(0, 255, 204);
text(show_solar_volt, 10, 60);
fill(0, 255, 204);
text(chargingflag, 10, 80);
fill(0, 255, 204);
text(duty, 10, 100);
}