diff --git a/arduino/arduino.ino b/arduino/arduino.ino
new file mode 100644
index 0000000..889e843
--- /dev/null
+++ b/arduino/arduino.ino
@@ -0,0 +1,51 @@
+
+#include <Wire.h>
+#include <Adafruit_PWMServoDriver.h>
+
+Adafruit_PWMServoDriver pwm = Adafruit_PWMServoDriver();
+
+#define SERVOMIN  150 // this is the 'minimum' pulse length count (out of 4096)
+#define SERVOMAX  600 // this is the 'maximum' pulse length count (out of 4096)
+
+String inputString = "";         // a String to hold incoming data
+boolean stringComplete = false;  // whether the string is complete
+
+void setup() {
+  Serial.begin(9600);
+  
+  pwm.begin();
+  pwm.setPWMFreq(60);  // Analog servos run at ~60 Hz updates
+
+  delay(10);
+}
+
+
+void loop() {
+  // print the string when a newline arrives:
+  if (stringComplete) {
+    Serial.println(inputString);
+    // clear the string:
+    inputString = "";
+    stringComplete = false;
+  }
+}
+
+void serialEvent() {
+  while (Serial.available()) {
+    // get the new byte:
+    char inChar = (char)Serial.read();
+    // add it to the inputString:
+    inputString += inChar;
+    // if the incoming character is a newline, set a flag so the main loop can
+    // do something about it:
+    if (inChar == '\n') {
+      stringComplete = true;
+    }
+  }
+}
+
+void svuota(){
+
+}
+
+
diff --git a/ephimera/data/shot.gif b/ephimera/data/shot.gif
new file mode 100644
index 0000000..db27fad
Binary files /dev/null and b/ephimera/data/shot.gif differ
diff --git a/ephimera/ephimera.pde b/ephimera/ephimera.pde
index 11870af..36aaded 100644
--- a/ephimera/ephimera.pde
+++ b/ephimera/ephimera.pde
@@ -1,16 +1,22 @@
+import processing.io.*;
 import processing.serial.*;
 import processing.video.*;
+import processing.serial.*;
 
+Serial port;
 Capture video;
+PImage img;
 
 int videoWidth = 640;
 int videoHeight = 480;
 
 void setup() {
-  size(640, 480);
+  size(640, 480, P2D);
   frameRate(10);
   colorMode(HSB, 100, 100, 100);
-
+  
+  String portName = Serial.list()[0];
+  port = new Serial(this, portName, 9600);
   
   video = new Capture(this, width, height);
   video.start();  
@@ -20,4 +26,21 @@ void setup() {
 
 void draw() { 
   ephPercentage();
+  ephSerial();
+}
+
+
+
+void keyPressed() {
+  if (key == 'S' || key == 's') {
+    video.stop();
+    printArray(colorValues);
+    makePicture();
+  }
+  if (key == 'B' || key == 'b') {
+    backupFrame();
+  } 
+  if (key == 'G' || key == 'g') {
+    video.start();
+  } 
 }
diff --git a/ephimera/frames.pde b/ephimera/frames.pde
new file mode 100644
index 0000000..0ba497e
--- /dev/null
+++ b/ephimera/frames.pde
@@ -0,0 +1,14 @@
+void makePicture() {
+  saveFrame("data/shot.gif");
+  img = loadImage("shot.gif");
+  ephSerial();
+}
+
+void backupFrame() {
+  // save picture with results for backup
+  saveFrame("history/shot_" + 
+    nf(year(), 4) + nf(month(), 2) + nf(day(), 2) + "_" +
+    nf(hour(), 2) + nf(minute(), 2) + nf(second(), 2) +
+    ".gif");
+  println("color count image saved");
+}
diff --git a/ephimera/history/shot_20190927_175024.gif b/ephimera/history/shot_20190927_175024.gif
new file mode 100644
index 0000000..db5400c
Binary files /dev/null and b/ephimera/history/shot_20190927_175024.gif differ
diff --git a/ephimera/history/shot_20190927_175028.gif b/ephimera/history/shot_20190927_175028.gif
new file mode 100644
index 0000000..e2b29b3
Binary files /dev/null and b/ephimera/history/shot_20190927_175028.gif differ
diff --git a/ephimera/percentage.pde b/ephimera/percentage.pde
index aff2290..02257fa 100644
--- a/ephimera/percentage.pde
+++ b/ephimera/percentage.pde
@@ -2,7 +2,7 @@ int cellSize = 20;
 int cols = videoWidth / cellSize;
 int rows = videoHeight / cellSize;
 int cellN = (cols)*(rows);
-int[] colorValues = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
+byte[] colorValues = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
 
 void ephPercentage() {
 
diff --git a/ephimera/serial.pde b/ephimera/serial.pde
new file mode 100644
index 0000000..9b43998
--- /dev/null
+++ b/ephimera/serial.pde
@@ -0,0 +1,4 @@
+
+void ephSerial() {
+  port.write(colorValues);
+}