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/* TestOutput_float.ino Bob Larkin 3 July 2020 |
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* |
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* Test for #define USE_F32_IO either 0 or 1, all OK on T3.6 |
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* |
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*/ |
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#include <Audio.h> |
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#include <OpenAudio_ArduinoLibrary.h> |
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|
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// NOT WORKING for USE_F32_IO 1 <<<<<<<<<<<<<<< |
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#define ALL_TEENSY_AUDIO 0 |
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#define USE_F32_IO 1 |
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#if ALL_TEENSY_AUDIO |
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AudioSynthWaveformSine sine1; |
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AudioOutputI2S i2sOut; |
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AudioConnection patchCord1(sine1, 0, i2sOut, 0); |
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AudioConnection patchCord2(sine1, 0, i2sOut, 1); |
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AudioControlSGTL5000 sgtl5000_1; |
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void setup(void) { |
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Serial.begin(1); delay(1000); |
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Serial.println("Teensy Audio, No F32"); |
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AudioMemory(10); |
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sgtl5000_1.enable(); |
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sine1.frequency(300.0); |
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sine1.amplitude(0.005f); |
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} |
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void loop() { |
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} |
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// ================================================ |
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#else // OpenAudio F32 |
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#if USE_F32_IO |
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AudioSynthWaveformSine_F32 sine1; |
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AudioOutputI2S_OA_F32 i2sOut; |
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AudioConnection_F32 patchCord1(sine1, 0, i2sOut, 0); |
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AudioConnection_F32 patchCord2(sine1, 0, i2sOut, 1); |
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#else // Use F32toI16 convert and I16 out |
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AudioSynthWaveformSine_F32 sine1; |
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AudioConvert_F32toI16 float2Int1, float2Int2; |
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AudioOutputI2S i2sOut; |
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AudioConnection_F32 patchCord5(sine1, 0, float2Int1, 0); |
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AudioConnection_F32 patchCord6(sine1, 0, float2Int2, 0); |
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AudioConnection patchCord7(float2Int1, 0, i2sOut, 0); |
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AudioConnection patchCord8(float2Int2, 0, i2sOut, 1); |
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#endif |
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AudioControlSGTL5000 sgtl5000_1; |
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void setup(void) { |
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Serial.begin(1); delay(1000); |
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#if USE_F32_IO |
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Serial.println("Open Audio: Test direct F32 Output"); |
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#else |
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Serial.println("Open Audio: Test Convert to Teensy Audio I16 Output"); |
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#endif |
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AudioMemory(10); |
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AudioMemory_F32(10); |
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delay(1); Serial.println("Start i2s_f32 out"); |
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//i2sOut.begin(); |
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delay(1); Serial.println("Start codec"); |
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sgtl5000_1.enable(); |
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sine1.frequency(300.0); |
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sine1.amplitude(0.005f); |
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sine1.begin(); |
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} |
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void loop() { |
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} |
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#endif // ALL_TEENSY_AUDIO |
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