82 lines
2.2 KiB
C
82 lines
2.2 KiB
C
/*
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* ESPRESSIF MIT License
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*
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* Copyright (c) 2021 <ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD>
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*
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* Permission is hereby granted for use on all ESPRESSIF SYSTEMS products, in which case,
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* it is free of charge, to any person obtaining a copy of this software and associated
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* documentation files (the "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the Software is furnished
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* to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef _ES7243E_H_
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#define _ES7243E_H_
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#include "audio_hal.h"
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#include "esp_types.h"
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#include "esxxx_common.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define ES7243_ADDR 0x10
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/**
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* @brief Initialize ES7243E adc chip
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*
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* @param codec_cfg configuration of ES7243E
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*
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* @return
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* - ESP_OK
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* - ESP_FAIL
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*/
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esp_err_t es7243e_adc_init(TwoWire *tw, audio_hal_codec_config_t *codec_cfg);
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/**
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* @brief Set gain of given mask
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*
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* @param[in] mic_mask Mask of MIC channel
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*
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* @param[in] gain: gain
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*
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* gain : value
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* GAIN_0DB : 1
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* GAIN_3DB : 2
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* GAIN_6DB : 3
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* ·
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* ·
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* ·
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* GAIN_30DB : 10
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* GAIN_33DB : 11
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* GAIN_34_5DB : 12
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* GAIN_36DB : 13
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* GAIN_37_5DB : 14
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*
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* @return
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* - ESP_OK
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* - ESP_FAIL
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*/
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// esp_err_t es7243_adc_set_gain(es7243_input_mics_t mic_mask, es7243_gain_value_t gain);
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void es7243e_setgain(uint8_t gain);
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#ifdef __cplusplus
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}
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#endif
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#endif
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