Update examples

examples/Analysis/DialTone_7segment/DialTone_7segment.ino

 // Dial Tone (DTMF) decoding example.
 //
-// The audio with dial tones is connected to analog input A0,
+// The audio with dial tones is connected to analog input A2,
 // without using the audio shield.  See the "DialTone_DTMF"
 // example for using the audio shield.
+//
+// This example code is in the public domain.
 
 #include <Audio.h>
 #include <Wire.h>
 // Create the Audio components.  These should be created in the
 // order data flows, inputs/sources -> processing -> outputs
 //
-AudioInputAnalog         audioIn(A0);
+AudioInputAnalog         audioIn;
 AudioAnalyzeToneDetect   row1;     // 7 tone detectors are needed
 AudioAnalyzeToneDetect   row2;     // to receive DTMF dial tones
 AudioAnalyzeToneDetect   row3;
 
 // Create Audio connections between the components
 //
-AudioConnection c01(audioIn, 0, row1, 0);
-AudioConnection c02(audioIn, 0, row2, 0);
-AudioConnection c03(audioIn, 0, row3, 0);
-AudioConnection c04(audioIn, 0, row4, 0);
-AudioConnection c05(audioIn, 0, column1, 0);
-AudioConnection c06(audioIn, 0, column2, 0);
-AudioConnection c07(audioIn, 0, column3, 0);
+AudioConnection patchCord1(audioIn, 0, row1, 0);
+AudioConnection patchCord2(audioIn, 0, row2, 0);
+AudioConnection patchCord3(audioIn, 0, row3, 0);
+AudioConnection patchCord4(audioIn, 0, row4, 0);
+AudioConnection patchCord5(audioIn, 0, column1, 0);
+AudioConnection patchCord6(audioIn, 0, column2, 0);
+AudioConnection patchCord7(audioIn, 0, column3, 0);
 
 // pins where the 7 segment LEDs are connected
 const int sevenseg_a = 17;   //  aaa
 const int sevenseg_b = 9;    // f   b
 const int sevenseg_c = 11;   // f   b
 const int sevenseg_d = 12;   //  ggg
-const int sevenseg_e = 15;   // e   c
-const int sevenseg_f = 16;   // e   c
+const int sevenseg_e = 14;   // e   c
+const int sevenseg_f = 15;   // e   c
 const int sevenseg_g = 10;   //  ddd
 
 

examples/Analysis/DialTone_Serial/DialTone_Serial.ino

+// Dial Tone (DTMF) decoding example.
+//
+// The audio with dial tones is connected to audio shield
+// Left Line-In pin.  Dial tone output is produced on the
+// Line-Out and headphones.
+//
+// Use the Arduino Serial Monitor to watch for incoming
+// dial tones, and to send digits to be played as dial tones.
+//
+// This example code is in the public domain.
+
+
 #include <Audio.h>
 #include <Wire.h>
 #include <SPI.h>
 AudioAnalyzeToneDetect   column1;
 AudioAnalyzeToneDetect   column2;
 AudioAnalyzeToneDetect   column3;
-AudioSynthWaveform       sine1(AudioWaveformSine);  // 2 sine wave
-AudioSynthWaveform       sine2(AudioWaveformSine);  // to create DTMF
+AudioSynthWaveformSine   sine1;    // 2 sine wave
+AudioSynthWaveformSine   sine2;    // to create DTMF
 AudioMixer4              mixer;
 AudioOutputI2S           audioOut;
 
 // Create Audio connections between the components
 //
-AudioConnection c01(audioIn, 0, row1, 0);
-AudioConnection c02(audioIn, 0, row2, 0);
-AudioConnection c03(audioIn, 0, row3, 0);
-AudioConnection c04(audioIn, 0, row4, 0);
-AudioConnection c05(audioIn, 0, column1, 0);
-AudioConnection c06(audioIn, 0, column2, 0);
-AudioConnection c07(audioIn, 0, column3, 0);
-AudioConnection c10(sine1, 0, mixer, 0);
-AudioConnection c11(sine2, 0, mixer, 1);
-AudioConnection c12(mixer, 0, audioOut, 0);
-AudioConnection c13(mixer, 0, audioOut, 1);
+AudioConnection patchCord01(audioIn, 0, row1, 0);
+AudioConnection patchCord02(audioIn, 0, row2, 0);
+AudioConnection patchCord03(audioIn, 0, row3, 0);
+AudioConnection patchCord04(audioIn, 0, row4, 0);
+AudioConnection patchCord05(audioIn, 0, column1, 0);
+AudioConnection patchCord06(audioIn, 0, column2, 0);
+AudioConnection patchCord07(audioIn, 0, column3, 0);
+AudioConnection patchCord10(sine1, 0, mixer, 0);
+AudioConnection patchCord11(sine2, 0, mixer, 1);
+AudioConnection patchCord12(mixer, 0, audioOut, 0);
+AudioConnection patchCord13(mixer, 0, audioOut, 1);
 
 // Create an object to control the audio shield.
 // 
 
   // Enable the audio shield and set the output volume.
   audioShield.enable();
-  audioShield.volume(0.75);
+  audioShield.volume(0.5);
   
   while (!Serial) ;
   delay(100);

examples/HardwareTesting/PassThroughMono/PassThroughMono.ino

+/*
+ * A simple hardware test which receives audio on the A2 analog pin
+ * and sends it to the PWM (pin 3) output and DAC (A14 pin) output.
+ *
+ * This example code is in the public domain.
+ */
+
 #include <Audio.h>
 #include <Wire.h>
 #include <SPI.h>
 #include <SD.h>
-#include "utility/pdb.h"
 
 // GUItool: begin automatically generated code
 AudioInputAnalog         adc1;           //xy=161,80

examples/HardwareTesting/PassThroughStereo/PassThroughStereo.ino

+/*
+ * A simple hardware test which receives audio from the audio shield
+ * Line-In pins and send it to the Line-Out pins and headphone jack.
+ *
+ * This example code is in the public domain.
+ */
+
 #include <Audio.h>
 #include <Wire.h>
 #include <SPI.h>
 #include <SD.h>
 
-const int myInput = AUDIO_INPUT_LINEIN;
-//const int myInput = AUDIO_INPUT_MIC;
-
-// Create the Audio components.  These should be created in the
-// order data flows, inputs/sources -> processing -> outputs
-//
-//AudioInputAnalog analogPinInput(16); // analog A2 (pin 16)
-AudioInputI2S    audioInput;         // audio shield: mic or line-in
-AudioOutputI2S   audioOutput;        // audio shield: headphones & line-out
-AudioOutputPWM   pwmOutput;          // audio output with PWM on pins 3 & 4
+// GUItool: begin automatically generated code
+AudioInputI2S            i2s1;           //xy=200,69
+AudioOutputI2S           i2s2;           //xy=365,94
+AudioConnection          patchCord1(i2s1, 0, i2s2, 0);
+AudioConnection          patchCord2(i2s1, 1, i2s2, 1);
+AudioControlSGTL5000     sgtl5000_1;     //xy=302,184
+// GUItool: end automatically generated code
 
-// Create Audio connections between the components
-//
-AudioConnection c1(audioInput, 0, audioOutput, 0);
-AudioConnection c2(audioInput, 1, audioOutput, 1);
-AudioConnection c5(audioInput, 0, pwmOutput, 0);
 
-// Create an object to control the audio shield.
-// 
-AudioControlSGTL5000 audioShield;
+const int myInput = AUDIO_INPUT_LINEIN;
+//const int myInput = AUDIO_INPUT_MIC;
 
 
 void setup() {
   // detailed information, see the MemoryAndCpuUsage example
   AudioMemory(12);
 
-  // Enable the audio shield and set the output volume.
-  audioShield.enable();
-  audioShield.inputSelect(myInput);
-  audioShield.volume(0.6);
+  // Enable the audio shield, select input, and enable output
+  sgtl5000_1.enable();
+  sgtl5000_1.inputSelect(myInput);
+  sgtl5000_1.volume(0.5);
 }
 
 elapsedMillis volmsec=0;
   if (volmsec > 50) {
     float vol = analogRead(15);
     vol = vol / 1023.0;
-    audioShield.volume(vol);
-    volmsec = 0;
+    //audioShield.volume(vol); // <-- uncomment if you have the optional
+    volmsec = 0;               //     volume pot on your audio shield
   }
 }