30 lines
878 B
C++
30 lines
878 B
C++
// Copyright 2022 Darwin Schuppan <darwin@nobrain.org>
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// SPDX license identifier: MIT
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#pragma once
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/************************
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BEGIN USER CONFIGURATION
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************************/
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//#define DEBUG_RECORDING
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#define PIN_COMPONENT_SWITCH 2 /* Use a digital signal to switch on/off the microphone and SD card for less power draw. */
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#define COMPONENT_SWITCH_ON HIGH
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#define SAMPLE_MODE_U8
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//#define SAMPLE_MODE_S16
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//#define ADC_PRESCALE_16 /* Up to ~60kHz. */
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//#define ADC_PRESCALE_32 /* Up to ~27kHz. */
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#define ADC_PRESCALE_64 /* Up to ~18kHz. */
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//#define U8_AMPLIFY_X2 /* (U8 sampling mode only) amplify audio by factor 2. */
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#define ADC_CHANNEL AdcChannel0
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#define TIMER_COMPARE 1000 /* 16MHz / 1000 = 16kHz. */
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#define FLUSH_SAMPLES 64000 /* Flush WAV file every n samples. */
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#define PIN_SS 10
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/**********************
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END USER CONFIGURATION
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**********************/
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