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78 lines
2.0 KiB
78 lines
2.0 KiB
4 years ago
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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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// 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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