48 lines
1.2 KiB
Arduino
48 lines
1.2 KiB
Arduino
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#include "Arduino.h"
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#include "AudioTools.h"
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#if defined(ESP32) && defined(USE_ANALOG) && !USE_LEGACY_I2S
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using namespace audio_tools;
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AnalogAudioStream analog_in;
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void setup() {
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Serial.begin(115200);
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while (!Serial) {
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delay(10);
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}
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AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Info);
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auto cfg = analog_in.defaultConfig(RX_MODE);
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cfg.sample_rate = 12000;
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cfg.channels = 1;
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cfg.buffer_size = 256;
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cfg.buffer_count = 5;
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cfg.adc_channels[0] = ADC_CHANNEL_4;
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uint32_t frame_bytes = (uint32_t)cfg.buffer_size * SOC_ADC_DIGI_RESULT_BYTES;
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#if CONFIG_IDF_TARGET_ESP32 || CONFIG_IDF_TARGET_ESP32S2
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frame_bytes = adcContinuousAlignFrameSize(frame_bytes);
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#endif
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uint32_t expected_pool_bytes = frame_bytes * cfg.buffer_count;
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Serial.println("ESP32 RX buffer_count test");
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Serial.printf("buffer_size: %u results\n", cfg.buffer_size);
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Serial.printf("buffer_count: %u frames\n", cfg.buffer_count);
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Serial.printf("aligned frame bytes: %u\n", (unsigned)frame_bytes);
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Serial.printf("expected RX pool bytes: %u\n", (unsigned)expected_pool_bytes);
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analog_in.begin(cfg);
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}
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void loop() { delay(1000); }
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#else
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void setup() {}
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void loop() {}
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#endif
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