261 lines
6.9 KiB
C
261 lines
6.9 KiB
C
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/*
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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 _ES7210_H
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#define _ES7210_H
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#include "audio_hal.h"
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#include <Wire.h>
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typedef enum {
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ES7210_AD1_AD0_00 = 0x40,
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ES7210_AD1_AD0_01 = 0x41,
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ES7210_AD1_AD0_10 = 0x42,
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ES7210_AD1_AD0_11 = 0x43,
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} es7210_address_t;
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/* ES7210 address*/
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#define ES7210_ADDR ES7210_AD1_AD0_00
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define ES7210_RESET_REG00 0x00 /* Reset control */
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#define ES7210_CLOCK_OFF_REG01 0x01 /* Used to turn off the ADC clock */
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#define ES7210_MAINCLK_REG02 0x02 /* Set ADC clock frequency division */
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#define ES7210_MASTER_CLK_REG03 0x03 /* MCLK source $ SCLK division */
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#define ES7210_LRCK_DIVH_REG04 0x04 /* lrck_divh */
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#define ES7210_LRCK_DIVL_REG05 0x05 /* lrck_divl */
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#define ES7210_POWER_DOWN_REG06 0x06 /* power down */
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#define ES7210_OSR_REG07 0x07
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#define ES7210_MODE_CONFIG_REG08 0x08 /* Set master/slave & channels */
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#define ES7210_TIME_CONTROL0_REG09 0x09 /* Set Chip intial state period*/
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#define ES7210_TIME_CONTROL1_REG0A 0x0A /* Set Power up state period */
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#define ES7210_SDP_INTERFACE1_REG11 0x11 /* Set sample & fmt */
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#define ES7210_SDP_INTERFACE2_REG12 0x12 /* Pins state */
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#define ES7210_ADC_AUTOMUTE_REG13 0x13 /* Set mute */
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#define ES7210_ADC34_MUTERANGE_REG14 0x14 /* Set mute range */
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#define ES7210_ADC34_HPF2_REG20 0x20 /* HPF */
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#define ES7210_ADC34_HPF1_REG21 0x21
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#define ES7210_ADC12_HPF1_REG22 0x22
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#define ES7210_ADC12_HPF2_REG23 0x23
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#define ES7210_ANALOG_REG40 0x40 /* ANALOG Power */
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#define ES7210_MIC12_BIAS_REG41 0x41
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#define ES7210_MIC34_BIAS_REG42 0x42
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#define ES7210_MIC1_GAIN_REG43 0x43
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#define ES7210_MIC2_GAIN_REG44 0x44
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#define ES7210_MIC3_GAIN_REG45 0x45
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#define ES7210_MIC4_GAIN_REG46 0x46
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#define ES7210_MIC1_POWER_REG47 0x47
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#define ES7210_MIC2_POWER_REG48 0x48
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#define ES7210_MIC3_POWER_REG49 0x49
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#define ES7210_MIC4_POWER_REG4A 0x4A
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#define ES7210_MIC12_POWER_REG4B 0x4B /* MICBias & ADC & PGA Power */
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#define ES7210_MIC34_POWER_REG4C 0x4C
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typedef enum {
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ES7210_INPUT_MIC1 = 0x01,
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ES7210_INPUT_MIC2 = 0x02,
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ES7210_INPUT_MIC3 = 0x04,
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ES7210_INPUT_MIC4 = 0x08
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} es7210_input_mics_t;
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typedef enum gain_value{
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GAIN_0DB = 0,
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GAIN_3DB,
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GAIN_6DB,
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GAIN_9DB,
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GAIN_12DB,
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GAIN_15DB,
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GAIN_18DB,
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GAIN_21DB,
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GAIN_24DB,
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GAIN_27DB,
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GAIN_30DB,
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GAIN_33DB,
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GAIN_34_5DB,
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GAIN_36DB,
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GAIN_37_5DB,
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} es7210_gain_value_t;
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/*
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* @brief Initialize ES7210 ADC chip
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*
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* @param[in] codec_cfg: configuration of ES7210
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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 es7210_adc_init(TwoWire *tw, audio_hal_codec_config_t *codec_cfg);
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/**
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* @brief Deinitialize ES7210 ADC chip
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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 es7210_adc_deinit();
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/**
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* @brief Configure ES7210 ADC mode and I2S interface
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*
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* @param[in] mode: codec mode
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* @param[in] iface: I2S config
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*
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* @return
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* - ESP_FAIL Parameter error
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* - ESP_OK Success
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*/
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esp_err_t es7210_adc_config_i2s(audio_hal_codec_mode_t mode, audio_hal_codec_i2s_iface_t *iface);
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/**
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* @brief Control ES7210 ADC chip
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*
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* @param[in] mode: codec mode
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* @param[in] ctrl_state: start or stop progress
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*
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* @return
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* - ESP_FAIL Parameter error
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* - ESP_OK Success
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*/
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esp_err_t es7210_adc_ctrl_state(audio_hal_codec_mode_t mode, audio_hal_ctrl_t ctrl_state);
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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 es7210_adc_set_gain(es7210_input_mics_t mic_mask, es7210_gain_value_t gain);
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/**
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* @brief Set gain (Note: the enabled microphone sets the same gain)
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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 es7210_adc_set_gain_all(es7210_gain_value_t gain);
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/**
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* @brief Get MIC gain
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*
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* @param mic_mask Selected MIC
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* @param gain Pointer to `es7210_gain_value_t`
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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 es7210_adc_get_gain(es7210_input_mics_t mic_mask, es7210_gain_value_t *gain);
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/**
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* @brief Set volume
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*
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* @param[in] volume: volume
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*
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* @return
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* - ESP_OK
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*/
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esp_err_t es7210_adc_set_volume(int volume);
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/**
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* @brief Set ES7210 ADC mute status
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*
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* @return
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* - ESP_FAIL
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* - ESP_OK
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*/
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esp_err_t es7210_set_mute(bool enable);
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/**
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* @brief Select ES7210 mic
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*
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* @param[in] mic: mics
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*
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* @return
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* - ESP_FAIL
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* - ESP_OK
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*/
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esp_err_t es7210_mic_select(es7210_input_mics_t mic);
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/**
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* @brief Read regs of ES7210
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*
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* @param[in] reg_addr: reg_addr
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*
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* @return
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* - ESP_FAIL
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* - ESP_OK
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*/
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int es7210_read_reg(uint8_t reg_addr);
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/**
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* @brief Read all regs of ES7210
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*/
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void es7210_read_all(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _ES7210_H_ */
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