{{:fabricademy2017:students:clara.davis:e-textiles_and_wearables_ii:e-textiles_and_wearables_ii_1.jpg?nolink&1300x2687|e-textiles_and_wearables_ii_1.jpg}}

{{:fabricademy2017:students:clara.davis:e-textiles_and_wearables_ii:e-textiles_and_wearables_ii_2.jpg?nolink&1300x1777|e-textiles_and_wearables_ii_2.jpg}}

{{:fabricademy2017:students:clara.davis:e-textiles_and_wearables_ii:e-textiles_and_wearables_ii_3.jpg?nolink&1300x2167|e-textiles_and_wearables_ii_3.jpg}}

[[https://vimeo.com/255545945|{{:fabricademy2017:students:clara.davis:e-textiles_and_wearables_ii:e-textiles_and_wearables_ii_4_bis.png?nolink&1300x810}}]]

{{:fabricademy2017:students:clara.davis:e-textiles_and_wearables_ii:e-textiles_and_wearables_ii_4.jpg?nolink&1300x2080|e-textiles_and_wearables_ii_4.jpg}}

.

.

.

**TOUCH SENSOR MINI MATRIX 3X3**

**ARDUINO CODE**

\\
/* Touch sensor mini Matrix 3x3 :  A0 A1 A2\\
*  1  2  3  A3\\
*  4  5  6  A4\\
*  7  8  9  A5\\
*   \\
*/

\\
#define numRows 3\\
#define numCols 3

int rows[] = {\\
A3, A4, A5};   \\
int cols[] = {\\
A0, A1, A2};  \\
int incomingValues[9] = {\\
};

\\
void setup() {\\
// set all rows and columns to INPUT (high impedance):\\
for(int i=0; i<numRows; i++){\\
pinMode(rows[i], INPUT);\\
}\\
for(int i=0; i<numCols; i++){\\
pinMode(cols[i], INPUT);\\
}\\
Serial.begin(9600);\\
}

void loop() {\\
for(int colCount=0; colCount<numCols; colCount++){\\
pinMode(cols[colCount], OUTPUT);  // set as OUTPUT\\
digitalWrite(cols[colCount], LOW);  // set LOW

for(int rowCount=0; rowCount<numRows; rowCount++){\\
pinMode(rows[rowCount], INPUT_PULLUP);  // set as INPUT with PULLUP RESISTOR\\
delay(1);\\
incomingValues[ ( (colCount)*numRows) + (rowCount)] = analogRead(rows[rowCount]);  // read INPUT\\
 \\
// set pin back to INPUT\\
pinMode(rows[rowCount], INPUT);

}// end rowCount

pinMode(cols[colCount], INPUT);  // set back to INPUT!

}// end colCount

// Print the incoming values of the grid:\\
for(int i=0; i<9; i++){\\
Serial.print(incomingValues[i]);\\
if(i<8) Serial.print(",");\\
}\\
Serial.println();\\
}

.

.

.

**TOUCH SENSOR MINI MATRIX 3X3**

**PROCESSING CODE**

import processing.serial.*;

Serial myPort;  // The serial port\\
int maxNumberOfSensors = 9;   \\
float[] sensorValue = new float[maxNumberOfSensors];  // global variable for storing mapped sensor values\\
float[] previousValue = new float[maxNumberOfSensors];  // array of previous values\\
int rows = 3;\\
int cols = 3;\\
int rectSize = 800/6;\\
int averageMIN = 0; // level of grey\\
int averageMAX = 200; // level of grey

void setup () {\\
size(400, 400);  // set up the window to whatever size you want\\
println(Serial.list());  // List all the available serial ports\\
String portName = Serial.list()[6];\\
myPort = new Serial(this, portName, 9600);\\
myPort.clear();\\
myPort.bufferUntil('\n');  // don't generate a serialEvent() until you get a newline (\n) byte\\
background(255);    // set inital background\\
smooth();  // turn on antialiasing\\
rectMode(CORNER);\\
}

\\
void draw () {

for (int r=0; r<rows; r++) {\\
 \\
for (int c=0; c<cols; c++) {\\
fill(sensorValue[(c*rows) + r]);\\
rect(r*rectSize, c*rectSize, rectSize, rectSize);\\
} // end for cols\\
\\
} // end for rows

}

\\
void serialEvent (Serial myPort) {\\
String inString = myPort.readStringUntil('\n');  // get the ASCII string

if (inString != null) {  // if it's not empty\\
inString = trim(inString);  // trim off any whitespace\\
int incomingValues[] = int(split(inString, ","));  // convert to an array of ints

if (incomingValues.length <= maxNumberOfSensors && incomingValues.length > 0) {\\
for (int i = 0; i < incomingValues.length; i++) {\\
// map the incoming values (0 to  1023) to an appropriate gray-scale range (0-255):\\
sensorValue[i] = map(incomingValues[i], averageMIN, averageMAX, 0, 255);\\
//println(sensorValue[i]);

}\\
}\\
}\\
}