Arduino Light Theremin a due sensori

Ciao, Vi mando il codice del programma Light Theremin modificato per gestire due sensori (photoresistors).
Il secondo sensore regola il ritardo mentre il primo la frequenza.
Provatelo, basta fare copia e incolla!

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/*

Arduino Starter Kit example

Project 6 - Light Theremin

This sketch is written to accompany Project 6 in the
Arduino Starter Kit
Parts required:
2 x photoresistor
2 x 10 kilohm resistor
1 x piezo
Created 13 September 2012
by Scott Fitzgerald
modified by m.i. march 2016
http://www.arduino.cc/starterKit This example code is part of the public domain
*/
// variable to hold sensors value
int sensor0Value;
int sensor1Value;
// variable to calibrate low value
int sensor0Low = 1023;
int sensor1Low = 1023;
// variable to calibrate high value
int sensor0High = 0;
int sensor1High = 0;
// LED pin
const int ledPin = 13;
void setup() {
// initialize serial communication at 9600 bits per second:
// need to open Strumenti, Monitor seriale
Serial.begin(9600);
// Make the LED pin an output and turn it on
pinMode(ledPin, OUTPUT);
digitalWrite(ledPin, HIGH);
// calibrate for the first seven seconds after program runs
while (millis() < 7000) {
sensor0Value = analogRead(A0);
sensor1Value = analogRead(A1);

// record the maximum sensor A0 value
if (sensor0Value > sensor0High) {
sensor0High = sensor0Value;
}
// record the maximum sensor A1 value
if (sensor1Value > sensor1High) {
sensor1High = sensor1Value;
}
// record the minimum sensor A0 value
if (sensor0Value < sensor0Low) {
sensor0Low = sensor0Value;
}
// record the minimum sensor A1 value
if (sensor1Value < sensor1Low) {
sensor1Low = sensor1Value;
}
}
// turn the LED off, signaling the end of the calibration period
digitalWrite(ledPin, LOW);
}
void loop() {
// read the input on analog pin 0:
int sensorValue0 = analogRead(A0);
// read the input on analog pin 1:
int sensorValue1 = analogRead(A1);
// Convert the analog reading (which goes from 0 - 1023) to a voltage (0 - 5V):
float voltage0 = sensorValue0 * (10.0 / 1023.0);
// print out the value you read:
Serial.print(" A0=");
Serial.print(voltage0);
float voltage1 = sensorValue1 * (10.0 / 1023.0);
// print out the value you read:
Serial.print(" A1=");
Serial.print(voltage1);
Serial.print(" -- ");
Serial.print(sensorValue1);

//read the input from A0 and store it in a variable
sensor0Value = analogRead(A0);
//read the input from A1 and store it in a variable
sensor1Value = analogRead(A1);
// map the sensor A0 values to a wide range of pitches
int pitch0 = map(sensor0Value, sensor0Low, sensor0High, 20, 5000);
// map the sensor A1 values to a wide range of pitches
int pitch1 = abs(map(sensor1Value, sensor1Low, sensor1High, 1, 60));
Serial.print(" -- ");
Serial.println (abs(pitch1));

// play the tone for 20 ms on pin 8
// play the tone for a variable time depending from Voltage1 value
tone(8, pitch0, 20);
//tone(8, pitch1, 10);
// wait for a moment (10) or depending on pitch1 value (the second Photoresistor)
delay(pitch1);
}
---M.
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