51 lines
1.3 KiB
C++
51 lines
1.3 KiB
C++
/*
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* A simple hardware test which receives audio from the audio shield
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* Line-In pins and send it to the Line-Out pins and headphone jack.
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*
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* This example code is in the public domain.
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*/
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#include <Audio.h>
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#include <Wire.h>
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#include <SPI.h>
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#include <SD.h>
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#include <SerialFlash.h>
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// GUItool: begin automatically generated code
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AudioInputI2S i2s1; //xy=200,69
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AudioOutputI2S i2s2; //xy=365,94
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AudioConnection patchCord1(i2s1, 0, i2s2, 0);
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AudioConnection patchCord2(i2s1, 1, i2s2, 1);
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AudioControlSGTL5000 sgtl5000_1; //xy=302,184
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// GUItool: end automatically generated code
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const int myInput = AUDIO_INPUT_LINEIN;
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//const int myInput = AUDIO_INPUT_MIC;
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void setup() {
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// Audio connections require memory to work. For more
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// detailed information, see the MemoryAndCpuUsage example
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AudioMemory(12);
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// Enable the audio shield, select input, and enable output
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sgtl5000_1.enable();
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sgtl5000_1.inputSelect(myInput);
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sgtl5000_1.volume(0.5);
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}
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elapsedMillis volmsec=0;
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void loop() {
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// every 50 ms, adjust the volume
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if (volmsec > 50) {
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float vol = analogRead(15);
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vol = vol / 1023.0;
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//audioShield.volume(vol); // <-- uncomment if you have the optional
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volmsec = 0; // volume pot on your audio shield
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}
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}
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