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6de9757a4b
By design, it's 12 dB. There're errors among chips, so the actual attenuation will be 11dB more or less
17 lines
436 B
C
17 lines
436 B
C
/*
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* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Unlicense OR CC0-1.0
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*/
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#pragma once
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#include "hal/adc_types.h"
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#define EXAMPLE_ADC_CHANNEL ADC_CHANNEL_0
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#define EXAMPLE_ADC_UNIT ADC_UNIT_1
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#define EXAMPLE_ADC_ATTEN ADC_ATTEN_DB_12
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#define EXAMPLE_ADC_WIDTH ADC_BITWIDTH_DEFAULT
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/* Set high threshold, approx. 1.75V*/
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#define EXAMPLE_ADC_TRESHOLD 2000
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