From 4af060a92899055fb3def973202664d414b6d06a Mon Sep 17 00:00:00 2001
From: Tom Igoe <t.igoe@arduino.cc>
Date: Thu, 21 Jan 2010 22:41:49 +0000
Subject: [PATCH] Added another tone example

---
 .../examples/Digital/toneKeyboard/pitches.h   | 95 +++++++++++++++++++
 .../Digital/toneKeyboard/toneKeyboard.pde     | 49 ++++++++++
 2 files changed, 144 insertions(+)
 create mode 100644 build/shared/examples/Digital/toneKeyboard/pitches.h
 create mode 100644 build/shared/examples/Digital/toneKeyboard/toneKeyboard.pde

diff --git a/build/shared/examples/Digital/toneKeyboard/pitches.h b/build/shared/examples/Digital/toneKeyboard/pitches.h
new file mode 100644
index 000000000..55c7d54e6
--- /dev/null
+++ b/build/shared/examples/Digital/toneKeyboard/pitches.h
@@ -0,0 +1,95 @@
+/*************************************************
+ * Public Constants
+ *************************************************/
+
+#define NOTE_B0  31
+#define NOTE_C1  33
+#define NOTE_CS1 35
+#define NOTE_D1  37
+#define NOTE_DS1 39
+#define NOTE_E1  41
+#define NOTE_F1  44
+#define NOTE_FS1 46
+#define NOTE_G1  49
+#define NOTE_GS1 52
+#define NOTE_A1  55
+#define NOTE_AS1 58
+#define NOTE_B1  62
+#define NOTE_C2  65
+#define NOTE_CS2 69
+#define NOTE_D2  73
+#define NOTE_DS2 78
+#define NOTE_E2  82
+#define NOTE_F2  87
+#define NOTE_FS2 93
+#define NOTE_G2  98
+#define NOTE_GS2 104
+#define NOTE_A2  110
+#define NOTE_AS2 117
+#define NOTE_B2  123
+#define NOTE_C3  131
+#define NOTE_CS3 139
+#define NOTE_D3  147
+#define NOTE_DS3 156
+#define NOTE_E3  165
+#define NOTE_F3  175
+#define NOTE_FS3 185
+#define NOTE_G3  196
+#define NOTE_GS3 208
+#define NOTE_A3  220
+#define NOTE_AS3 233
+#define NOTE_B3  247
+#define NOTE_C4  262
+#define NOTE_CS4 277
+#define NOTE_D4  294
+#define NOTE_DS4 311
+#define NOTE_E4  330
+#define NOTE_F4  349
+#define NOTE_FS4 370
+#define NOTE_G4  392
+#define NOTE_GS4 415
+#define NOTE_A4  440
+#define NOTE_AS4 466
+#define NOTE_B4  494
+#define NOTE_C5  523
+#define NOTE_CS5 554
+#define NOTE_D5  587
+#define NOTE_DS5 622
+#define NOTE_E5  659
+#define NOTE_F5  698
+#define NOTE_FS5 740
+#define NOTE_G5  784
+#define NOTE_GS5 831
+#define NOTE_A5  880
+#define NOTE_AS5 932
+#define NOTE_B5  988
+#define NOTE_C6  1047
+#define NOTE_CS6 1109
+#define NOTE_D6  1175
+#define NOTE_DS6 1245
+#define NOTE_E6  1319
+#define NOTE_F6  1397
+#define NOTE_FS6 1480
+#define NOTE_G6  1568
+#define NOTE_GS6 1661
+#define NOTE_A6  1760
+#define NOTE_AS6 1865
+#define NOTE_B6  1976
+#define NOTE_C7  2093
+#define NOTE_CS7 2217
+#define NOTE_D7  2349
+#define NOTE_DS7 2489
+#define NOTE_E7  2637
+#define NOTE_F7  2794
+#define NOTE_FS7 2960
+#define NOTE_G7  3136
+#define NOTE_GS7 3322
+#define NOTE_A7  3520
+#define NOTE_AS7 3729
+#define NOTE_B7  3951
+#define NOTE_C8  4186
+#define NOTE_CS8 4435
+#define NOTE_D8  4699
+#define NOTE_DS8 4978
+
+
diff --git a/build/shared/examples/Digital/toneKeyboard/toneKeyboard.pde b/build/shared/examples/Digital/toneKeyboard/toneKeyboard.pde
new file mode 100644
index 000000000..57279efcf
--- /dev/null
+++ b/build/shared/examples/Digital/toneKeyboard/toneKeyboard.pde
@@ -0,0 +1,49 @@
+/*
+  keyboard
+ 
+ Plays a pitch that changes based on a changing analog input
+ 
+ circuit:
+ * 3 force-sensing resistors from +5V to analog in 0 through 5
+ * 3 10K resistors from analog in 0 through 5 to ground
+ * 8-ohm speaker on digital pin 8
+ 
+ created 21 Jan 2010
+ by Tom Igoe 
+ 
+ http://arduino.cc/en/Tutorial/Tone3
+ 
+ */
+
+#include "pitches.h"
+
+const int threshold = 10;    // minimum reading of the sensors that generates a note
+
+// notes to play, corresponding to the 3 sensors:
+int notes[] = {
+  NOTE_A4, NOTE_B4,NOTE_C3 };
+
+void setup() {
+
+}
+
+void loop() {
+  for (int thisSensor = 0; thisSensor < 3; thisSensor++) {
+    // get a sensor reading:
+    int sensorReading = analogRead(thisSensor);
+
+    // if the sensor is pressed hard enough:
+    if (sensorReading > threshold) {
+      // play the note corresponding to this sensor:
+      tone(8, notes[thisSensor], 20);
+    } 
+  }
+  Serial.println();
+}
+
+
+
+
+
+
+