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@ -7,14 +7,12 @@ |
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*/ |
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#include "Audio.h" |
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#include <OpenAudio_ArduinoLibrary.h> |
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#include "DSP_TeensyAudio_F32.h" |
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#include "OpenAudio_ArduinoLibrary.h" |
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AudioInputI2S i2s1; |
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AudioSynthWaveformSine_F32 sine1; // Test signal
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RadioIQMixer_F32 iqmixer1; |
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AudioFilter90Deg_F32 hilbert1; |
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// NOTE: Use AudioMixer4_F32 *from Tympan*
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AudioMixer4_F32 sum1; |
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AudioRecordQueue_F32 queue1; // The LSB output
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AudioRecordQueue_F32 queue2; // The test sine wave
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@ -28,7 +26,6 @@ AudioConnection_F32 patchCord7(hilbert1, 1, sum1, 1); |
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AudioConnection_F32 patchCord8(sum1, 0, queue1, 0); |
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AudioConnection_F32 patchCord9(sine1, 0, queue2, 0); |
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// Pick one of these
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#include "hilbert19A.h" |
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#include "hilbert121A.h" |
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#include "hilbert251A.h" |
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@ -42,13 +39,14 @@ void setup(void) { |
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AudioMemory(5);
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AudioMemory_F32(10); |
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Serial.begin(300); delay(1000); |
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sine1.frequency(14000.0); |
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iqmixer1.frequency(16000.0); |
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// Pick one of the three, the 251 does not have
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// Pick one of the three. Note that the 251 does not have
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// enough samples here to show the full build-up.
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// hilbert1.begin(hilbert19A, 19);
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// hilbert1.begin(hilbert121A, 121);
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hilbert1.begin(hilbert121A, 121); |
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// hilbert1.begin(hilbert251A, 251);
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sum1.gain(0, 1.0); // Leave at 1.0
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sum1.gain(1, -1.0); // -1 for LSB out
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iqmixer1.showError(1); // Prints update() errors
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