720 lines
31 KiB
C
720 lines
31 KiB
C
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/**
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*********************************************************************************************************
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* Copyright(c) 2019, Realtek Semiconductor Corporation. All rights reserved.
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*********************************************************************************************************
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* \file rtl876x_codec.h
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* \brief The header file of the peripheral CODEC driver.
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* \details This file provides all CODEC firmware functions.
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* \author Yuan
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* \date 2020-11-16
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* \version v2.1.1
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* *********************************************************************************************************
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*/
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#ifndef _RTL876X_CODEC_H_
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#define _RTL876X_CODEC_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \addtogroup IO Peripheral Drivers
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* \defgroup CODEC CODEC
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*
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* \brief Manage the CODEC peripheral functions.
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*
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* \ingroup IO
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*/
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/*============================================================================*
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* Includes
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*============================================================================*/
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#include "rtl876x.h"
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/*============================================================================*
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* Types
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*============================================================================*/
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/**
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* \defgroup CODEC_Exported_Types Init Params Struct
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*
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* \ingroup CODEC
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*/
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/**
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* \brief CODEC init structure definition.
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*
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* \ingroup CODEC_Exported_Types
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*/
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typedef struct
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{
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/* Basic parameters section */
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uint32_t CODEC_SampleRate; /*!< Specifies the sample rate. */
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uint32_t CODEC_DmicClock; /*!< Specifies the dmic clock. */
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uint32_t CODEC_I2SFormat; /*!< Specifies the I2S Tx/Rx format of codec port. */
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uint32_t CODEC_I2SDataWidth; /*!< Specifies the I2S Tx/Rx data width of codec port. */
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uint32_t CODEC_I2SChSequence; /*!< Specifies the I2S Tx/Rx channel sequence. */
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uint32_t CODEC_MicBIAS; /*!< Specifies the MICBIAS voltage. */
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uint32_t CODEC_MicBstGain; /*!< Specifies the MICBST gain. */
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uint32_t CODEC_MicBstMode; /*!< Specifies the MICBST mode. */
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/* MIC channel 0 initialization parameters section */
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uint32_t CODEC_Ch0Mute; /*!< Specifies the channel 0 dmic mute status. */
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uint32_t CODEC_Ch0MicType; /*!< Specifies the channel 0 mic type, which can be dmic or amic. */
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uint32_t CODEC_Ch0DmicDataLatch; /*!< Specifies the channel 0 dmic data latch type. */
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uint32_t CODEC_Ch0AdGain; /*!< Specifies the channel 0 ADC digital volume. */
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uint32_t CODEC_Ch0BoostGain; /*!< Specifies the channel 0 boost gain. */
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uint32_t CODEC_Ch0ZeroDetTimeout; /*!< Specifies the channel 0 zero detection timeout mode control. */
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} CODEC_InitTypeDef;
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/*============================================================================*
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* Register Defines
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*============================================================================*/
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/* Peripheral: CODEC */
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/* Description: CODEC register defines */
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/* Register: ANA_CR0 ----------------------------------------------------------*/
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/* Description: Control register 0. Offset: 0x00. Address: 0x40022000UL. */
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/* ANA_CR0[10]: ADC_ANA_POW. 0x1: Powen on. 0x0: Power down. */
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#define CODEC_ADC_ANA_POW_POS (10)
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#define CODEC_ADC_ANA_POW_MSK (0x1 << CODEC_ADC_ANA_POW_POS)
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#define CODEC_ADC_ANA_POW_CLR (~CODEC_ADC_ANA_POW_MSK)
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/* ANA_CR0[9]: DTSDM_CLK_EN. 0x1: Powen on. 0x0: Power down. */
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#define CODEC_DTSDM_CLK_EN_POS (9)
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#define CODEC_DTSDM_CLK_EN_MSK (0x1 << CODEC_DTSDM_CLK_EN_POS)
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#define CODEC_DTSDM_CLK_EN_CLR (~CODEC_DTSDM_CLK_EN_MSK)
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/* ANA_CR0[0]: DAC_ADDACK_POW. 0x1: Powen on. 0x0: Power down. */
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#define CODEC_DAC_ADDACK_POW_POS (0)
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#define CODEC_DAC_ADDACK_POW_MSK (0x1 << CODEC_DAC_ADDACK_POW_POS)
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#define CODEC_DAC_ADDACK_POW_CLR (~CODEC_DAC_ADDACK_POW_MSK)
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/* Register: ANA_CR1 ----------------------------------------------------------*/
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/* Description: Control register 1. Offset: 0x04. Address: 0x40022004UL. */
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/* ANA_CR1[27:26]: VREF_SEL. */
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#define CODEC_VREF_SEL_POS (26)
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#define CODEC_VREF_SEL_MSK (0x3 << CODEC_VREF_SEL_POS)
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#define CODEC_VREF_SEL_CLR (~CODEC_VREF_SEL_MSK)
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#define CODEC_VREF_SEL_DEFALUT_MSK (0x2 << CODEC_VREF_SEL_POS)
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/* ANA_CR1[25]: MICBST_POW. */
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#define CODEC_MICBST_POW_POS (25)
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#define CODEC_MICBST_POW_MSK (0x1 << CODEC_MICBST_POW_POS)
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#define CODEC_MICBST_POW_CLR (~CODEC_MICBST_POW_MSK)
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/* ANA_CR1[21:20]: MICBST_MUTE. */
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#define CODEC_MICBST_MUTE_POS (20)
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#define CODEC_MICBST_MUTE_MSK (0x3 << CODEC_MICBST_MUTE_POS)
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#define CODEC_MICBST_MUTE_CLR (~CODEC_MICBST_MUTE_MSK)
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#define CODEC_MICBST_MUTE_MIC_MSK (0x2 << CODEC_MICBST_MUTE_POS)
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/* ANA_CR1[17:16]: MICBST_GAIN. */
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#define CODEC_MICBST_GAIN_POS (16)
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#define CODEC_MICBST_GAIN_MSK (0x3 << CODEC_MICBST_GAIN_POS)
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#define CODEC_MICBST_GAIN_CLR (~CODEC_MICBST_GAIN_MSK)
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/* ANA_CR1[15]: MICBST_VREF_POW. */
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#define CODEC_MICBST_VREF_POW_POS (15)
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#define CODEC_MICBST_VREF_POW_MSK (0x1 << CODEC_MICBST_VREF_POW_POS)
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#define CODEC_MICBST_VREF_POW_CLR (~CODEC_MICBST_VREF_POW_MSK)
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/* ANA_CR1[14]: MICBST_ENDFL. */
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#define CODEC_MICBST_ENDFL_POS (14)
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#define CODEC_MICBST_ENDFL_MSK (0x1 << CODEC_MICBST_ENDFL_POS)
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#define CODEC_MICBST_ENDFL_CLR (~CODEC_MICBST_ENDFL_MSK)
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/* ANA_CR1[13:11]: MICBIAS_VSET. */
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#define CODEC_MICBIAS_VSET_POS (11)
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#define CODEC_MICBIAS_VSET_MSK (0x7 << CODEC_MICBIAS_VSET_POS)
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#define CODEC_MICBIAS_VSET_CLR (~CODEC_MICBIAS_VSET_MSK)
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/* ANA_CR1[10]: MICBIAS_POW. 0x1: Powen on. 0x0: Power down. */
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#define CODEC_MICBIAS_POW_POS (10)
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#define CODEC_MICBIAS_POW_MSK (0x1 << CODEC_MICBIAS_POW_POS)
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#define CODEC_MICBIAS_POW_CLR (~CODEC_MICBIAS_POW_MSK)
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/* ANA_CR1[9]: MICBIAS_ENCHX. */
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#define CODEC_MICBIAS_ENCHX_POS (9)
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#define CODEC_MICBIAS_ENCHX_MSK (0x1 << CODEC_MICBIAS_ENCHX_POS)
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#define CODEC_MICBIAS_ENCHX_CLR (~CODEC_MICBIAS_ENCHX_MSK)
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/* Register: ANA_CR2 ----------------------------------------------------------*/
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/* Description: Control register 2. Offset: 0x08. Address: 0x40022008UL. */
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/* ANA_CR2[15]: MICBIAS_LIMIT. */
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#define CODEC_MICBIAS_LIMIT_POS (15)
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#define CODEC_MICBIAS_LIMIT_MSK (0x1 << CODEC_MICBIAS_LIMIT_POS)
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#define CODEC_MICBIAS_LIMIT_CLR (~CODEC_MICBIAS_LIMIT_MSK)
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#define CODEC_MICBIAS_LIMIT_DEFALUT_MSK (0)
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/* ANA_CR2[14]: MICBIAS_POWSHDT. */
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#define CODEC_MICBIAS_POWSHDT_POS (14)
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#define CODEC_MICBIAS_POWSHDT_MSK (0x1 << CODEC_MICBIAS_POWSHDT_POS)
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#define CODEC_MICBIAS_POWSHDT_CLR (~CODEC_MICBIAS_POWSHDT_MSK)
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#define CODEC_MICBIAS_POWSHDT_DEFALUT_MSK (0)
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/* ANA_CR2[13:12]: MICBIAS_OCSEL. */
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#define CODEC_MICBIAS_OCSEL_POS (12)
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#define CODEC_MICBIAS_OCSEL_MSK (0x3 << CODEC_MICBIAS_OCSEL_POS)
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#define CODEC_MICBIAS_OCSEL_CLR (~CODEC_MICBIAS_OCSEL_MSK)
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#define CODEC_MICBIAS_OCSEL_DEFALUT_MSK (0x1 << CODEC_MICBIAS_OCSEL_POS)
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/* ANA_CR2[11:8]: MICBIAS_COUNT. */
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#define CODEC_MICBIAS_COUNT_POS (8)
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#define CODEC_MICBIAS_COUNT_MSK (0xF << CODEC_MICBIAS_COUNT_POS)
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#define CODEC_MICBIAS_COUNT_CLR (~CODEC_MICBIAS_COUNT_MSK)
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#define CODEC_MICBIAS_COUNT_DEFALUT_MSK (0x1 << CODEC_MICBIAS_COUNT_POS)
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/* Register: CR0 --------------------------------------------------------------*/
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/* Description: audio Control register. Offset: 0x100. Address: 0x4002_2100UL. */
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/* CR0[0]: AUDIO_IP_EN. */
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#define CODEC_AUDIO_IP_EN_POS (0)
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#define CODEC_AUDIO_IP_EN_MSK (0x1 << CODEC_AUDIO_IP_EN_POS)
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#define CODEC_AUDIO_IP_EN_CLR (~CODEC_AUDIO_IP_EN_MSK)
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/* Register: ANA_CR1 -----------------------------------------------------------*/
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/* Description: analog Control register. Offset: 0x104. Address: 0x4002_2104UL. */
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/* ANA_CR1[3]: CKX_MICBIAS_EN. */
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#define CODEC_CKX_MICBIAS_EN_POS (3)
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#define CODEC_CKX_MICBIAS_EN_MSK (0x1 << CODEC_CKX_MICBIAS_EN_POS)
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#define CODEC_CKX_MICBIAS_EN_CLR (~CODEC_CKX_MICBIAS_EN_MSK)
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/* Register: CLK_CR1 ----------------------------------------------------------*/
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/* Description: clock Control register. Offset: 0x108. Address: 0x4002_2108UL. */
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/* CLK_CR1[12]: AD_FILTER_CH0_CLK. 0x1: Enable clock. 0x0: Disable clock. */
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#define CODEC_AD_FILTER_CH0_CLK_POS (12)
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#define CODEC_AD_FILTER_CH0_CLK_MSK (0x1 << CODEC_AD_FILTER_CH0_CLK_POS)
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#define CODEC_AD_FILTER_CH0_CLK_CLR (~CODEC_AD_FILTER_CH0_CLK_MSK)
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/* CLK_CR1[11]: AD_ANA_CLK_EN. 0x1: Enable ADC analog clock. 0x0: Disable ADC analog clock. */
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#define CODEC_AD_ANA_CLK_EN_POS (11)
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#define CODEC_AD_ANA_CLK_EN_MSK (0x1 << CODEC_AD_ANA_CLK_EN_POS)
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#define CODEC_AD_ANA_CLK_EN_CLR (~CODEC_AD_ANA_CLK_EN_MSK)
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/* CLK_CR1[10]: AD_FIFO_CLK_EN. 0x1: Enable ADC FIFO clock. 0x0: Disable ADC FIFO clock. */
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#define CODEC_AD_FIFO_CLK_EN_POS (10)
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#define CODEC_AD_FIFO_CLK_EN_MSK (0x1 << CODEC_AD_FIFO_CLK_EN_POS)
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#define CODEC_AD_FIFO_CLK_EN_CLR (~CODEC_AD_FIFO_CLK_EN_MSK)
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/* CLK_CR1[6]: AD_CH0_CLK. 0x1: Enable clock. 0x0: Disable clock. */
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#define CODEC_AD_CH0_CLK_POS (6)
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#define CODEC_AD_CH0_CLK_MSK (0x1 << CODEC_AD_CH0_CLK_POS)
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#define CODEC_AD_CH0_CLK_CLR (~CODEC_AD_CH0_CLK_MSK)
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/* Register: CLK_CR2 ----------------------------------------------------------*/
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/* Description: clock Control register. Offset: 0x10C. Address: 0x4002_210CUL. */
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/* CLK_CR2[4]: DMIC1_CLK_SRC. 0x1: 8M. 0x0: 10M. */
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#define CODEC_DMIC1_CLK_SRC_POS (4)
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#define CODEC_DMIC1_CLK_SRC_MSK (0x1 << CODEC_DMIC1_CLK_SRC_POS)
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#define CODEC_DMIC1_CLK_SRC_CLR (~CODEC_DMIC1_CLK_SRC_MSK)
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/* CLK_CR2[3]: DMIC1_CLK_EN. 0x1: Enable clock. 0x0: Disable clock. */
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#define CODEC_DMIC1_CLK_EN_POS (3)
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#define CODEC_DMIC1_CLK_EN_MSK (0x1 << CODEC_DMIC1_CLK_EN_POS)
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#define CODEC_DMIC1_CLK_EN_CLR (~CODEC_DMIC1_CLK_EN_MSK)
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/* CLK_CR2[2:0]: DMIC1_CLK_SEL. */
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#define CODEC_DMIC1_CLK_SEL_POS (0)
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#define CODEC_DMIC1_CLK_SEL_MSK (0x7 << CODEC_DMIC1_CLK_SEL_POS)
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#define CODEC_DMIC1_CLK_SEL_CLR (~CODEC_DMIC1_CLK_SEL_MSK)
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/* Register: CLK_CR3 ----------------------------------------------------------*/
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/* Description: clock Control register. Offset: 0x110. Address: 0x4002_2110UL. */
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/* CLK_CR3[13:12]: AD_LPF_CLK_SEL. */
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#define CODEC_AD_LPF_CLK_SEL_POS (12)
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#define CODEC_AD_LPF_CLK_SEL_MSK (0x3 << CODEC_AD_LPF_CLK_SEL_POS)
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#define CODEC_AD_LPF_CLK_SEL_CLR (~CODEC_AD_LPF_CLK_SEL_MSK)
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//#define CODEC_AD_LPF_CLK_SEL_DEFAULT (~CODEC_AD_LPF_CLK_SEL_MSK)
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/* CLK_CR3[10]: ADC_LATCH_PHASE. */
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#define CODEC_ADC_LATCH_PHASE_POS (10)
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#define CODEC_ADC_LATCH_PHASE_MSK (0x1 << CODEC_ADC_LATCH_PHASE_POS)
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#define CODEC_ADC_LATCH_PHASE_CLR (~CODEC_ADC_LATCH_PHASE_MSK)
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/* CLK_CR3[9]: AD_ANA_CLK_SEL. */
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#define CODEC_AD_ANA_CLK_SEL_POS (9)
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#define CODEC_AD_ANA_CLK_SEL_MSK (0x1 << CODEC_AD_ANA_CLK_SEL_POS)
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#define CODEC_AD_ANA_CLK_SEL_CLR (~CODEC_AD_ANA_CLK_SEL_MSK)
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/* CLK_CR3[8]: ANA_CLK_RATE. */
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#define CODEC_ANA_CLK_RATE_POS (8)
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#define CODEC_ANA_CLK_RATE_MSK (0x1 << CODEC_ANA_CLK_RATE_POS)
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#define CODEC_ANA_CLK_RATE_CLR (~CODEC_ANA_CLK_RATE_MSK)
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/* CLK_CR3[3:0]: SAMPLE_RATE. */
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#define CODEC_SAMPLE_RATE_POS (0)
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#define CODEC_SAMPLE_RATE_MSK (0xF << CODEC_SAMPLE_RATE_POS)
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#define CODEC_SAMPLE_RATE_CLR (~CODEC_SAMPLE_RATE_MSK)
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/* Register: I2S_CTRL -------------------------------------------------------*/
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/* Description: I2S Control register. Offset: 0x11C. Address: 0x4002_211CUL. */
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/* I2S_CTRL[19:18]: I2S_RX_CH. */
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#define CODEC_I2S_RX_CH_POS (18)
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#define CODEC_I2S_RX_CH_MSK (0x3 << CODEC_I2S_RX_CH_POS)
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#define CODEC_I2S_RX_CH_CLR (~CODEC_I2S_RX_CH_MSK)
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/* I2S_CTRL[15:14]: I2S_RX_DATA_LEN. */
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#define CODEC_I2S_RX_DATA_LEN_POS (14)
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#define CODEC_I2S_RX_DATA_LEN_MSK (0x3 << CODEC_I2S_RX_DATA_LEN_POS)
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#define CODEC_I2S_RX_DATA_LEN_CLR (~CODEC_I2S_RX_DATA_LEN_MSK)
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/* I2S_CTRL[11:10]: I2S_RX_DATA_FORMAT. */
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#define CODEC_I2S_RX_DATA_FORMAT_POS (10)
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#define CODEC_I2S_RX_DATA_FORMAT_MSK (0x3 << CODEC_I2S_RX_DATA_FORMAT_POS)
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#define CODEC_I2S_RX_DATA_FORMAT_CLR (~CODEC_I2S_RX_DATA_FORMAT_MSK)
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/* I2S_CTRL[2]: I2S_SELF_LPBK. */
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#define CODEC_I2S_SELF_LPBK_POS (2)
|
||
|
|
#define CODEC_I2S_SELF_LPBK_MSK (0x1 << CODEC_I2S_SELF_LPBK_POS)
|
||
|
|
#define CODEC_I2S_SELF_LPBK_CLR (~CODEC_I2S_SELF_LPBK_MSK)
|
||
|
|
/* I2S_CTRL[1]: I2S_INV_SCLK. */
|
||
|
|
#define CODEC_I2S_INV_SCLK_POS (1)
|
||
|
|
#define CODEC_I2S_INV_SCLK_MSK (0x1 << CODEC_I2S_INV_SCLK_POS)
|
||
|
|
#define CODEC_I2S_INV_SCLK_CLR (~CODEC_I2S_INV_SCLK_MSK)
|
||
|
|
/* I2S_CTRL[0]: AUDIO_RST_N. 0x1: Powen on. 0x0: Power down. */
|
||
|
|
#define CODEC_AUDIO_RST_N_POS (0)
|
||
|
|
#define CODEC_AUDIO_RST_N_MSK (0x1 << CODEC_AUDIO_RST_N_POS)
|
||
|
|
#define CODEC_AUDIO_RST_N_CLR (~CODEC_AUDIO_RST_N_MSK)
|
||
|
|
|
||
|
|
/* Register: ADC0_CTRL0 -------------------------------------------------------*/
|
||
|
|
/* Description: ADC0 Control register. Offset: 0x120. Address: 0x4002_2120UL. */
|
||
|
|
|
||
|
|
/* ADC0_CTRL0[19:17]: ADC0_DCHPF_FC_SEL. */
|
||
|
|
#define CODEC_ADC0_DCHPF_FC_SEL_POS (17)
|
||
|
|
#define CODEC_ADC0_DCHPF_FC_SEL_MSK (0x7 << CODEC_ADC0_DCHPF_FC_SEL_POS)
|
||
|
|
#define CODEC_ADC0_DCHPF_FC_SEL_CLR (~CODEC_ADC0_DCHPF_FC_SEL_MSK)
|
||
|
|
|
||
|
|
/* ADC0_CTRL0[16]: ADC0_DCHPF_EN. 0x1: enable. 0x0: disable. */
|
||
|
|
#define CODEC_ADC0_DCHPF_EN_POS (16)
|
||
|
|
#define CODEC_ADC0_DCHPF_EN_MSK (0x1 << CODEC_ADC0_DCHPF_EN_POS)
|
||
|
|
#define CODEC_ADC0_DCHPF_EN_CLR (~CODEC_ADC0_DCHPF_EN_MSK)
|
||
|
|
|
||
|
|
/* ADC0_CTRL0[15]: AMIC_DMIC_CH0_SEL. 0x1: ADC path. 0x0: DMIC path. */
|
||
|
|
#define CODEC_AMIC_DMIC_CH0_SEL_POS (15)
|
||
|
|
#define CODEC_AMIC_DMIC_CH0_SEL_MSK (0x1 << CODEC_AMIC_DMIC_CH0_SEL_POS)
|
||
|
|
#define CODEC_AMIC_DMIC_CH0_SEL_CLR (~CODEC_AMIC_DMIC_CH0_SEL_MSK)
|
||
|
|
|
||
|
|
/* ADC0_CTRL0[14:13]: ADC_CH0_BOOST_GAIN. */
|
||
|
|
#define CODEC_ADC_CH0_BOOST_GAIN_POS (13)
|
||
|
|
#define CODEC_ADC_CH0_BOOST_GAIN_MSK (0x3 << CODEC_ADC_CH0_BOOST_GAIN_POS)
|
||
|
|
#define CODEC_ADC_CH0_BOOST_GAIN_CLR (~CODEC_ADC_CH0_BOOST_GAIN_MSK)
|
||
|
|
|
||
|
|
/* ADC0_CTRL0[12]: ADC_CH0_AD_MUTE. */
|
||
|
|
#define CODEC_ADC_CH0_AD_MUTE_POS (12)
|
||
|
|
#define CODEC_ADC_CH0_AD_MUTE_MSK (0x1 << CODEC_ADC_CH0_AD_MUTE_POS)
|
||
|
|
#define CODEC_ADC_CH0_AD_MUTE_CLR (~CODEC_ADC_CH0_AD_MUTE_MSK)
|
||
|
|
|
||
|
|
/* ADC0_CTRL0[11:10]: ADC_CH0_ZDET_TOUT. */
|
||
|
|
#define CODEC_ADC_CH0_ZDET_TOUT_POS (10)
|
||
|
|
#define CODEC_ADC_CH0_ZDET_TOUT_MSK (0x3 << CODEC_ADC_CH0_ZDET_TOUT_POS)
|
||
|
|
#define CODEC_ADC_CH0_ZDET_TOUT_CLR (~CODEC_ADC_CH0_ZDET_TOUT_MSK)
|
||
|
|
|
||
|
|
/* ADC0_CTRL0[9:8]: ADC_CH0_ZDET_FUN. 0x1: ADC path. 0x0: DMIC path. */
|
||
|
|
#define CODEC_ADC_CH0_ZDET_FUN_POS (8)
|
||
|
|
#define CODEC_ADC_CH0_ZDET_FUN_MSK (0x3 << CODEC_ADC_CH0_ZDET_FUN_POS)
|
||
|
|
#define CODEC_ADC_CH0_ZDET_FUN_CLR (~CODEC_ADC_CH0_ZDET_FUN_MSK)
|
||
|
|
#define CODEC_ADC_CH0_ZDET_FUN_DEFAULT_MSK (0x1 << CODEC_ADC_CH0_ZDET_FUN_POS)
|
||
|
|
|
||
|
|
/* ADC0_CTRL0[7:6]: ADC0_AD_LPF1ST_FC_SEL. */
|
||
|
|
#define CODEC_ADC0_AD_LPF1ST_FC_SEL_POS (6)
|
||
|
|
#define CODEC_ADC0_AD_LPF1ST_FC_SEL_MSK (0x3 << CODEC_ADC0_AD_LPF1ST_FC_SEL_POS)
|
||
|
|
#define CODEC_ADC0_AD_LPF1ST_FC_SEL_CLR (~CODEC_ADC0_AD_LPF1ST_FC_SEL_MSK)
|
||
|
|
|
||
|
|
/* ADC0_CTRL0[5]: ADC0_AD_LPF1ST_EN. 0x1: enable. 0x0: disable. */
|
||
|
|
#define CODEC_ADC0_AD_LPF1ST_EN_POS (5)
|
||
|
|
#define CODEC_ADC0_AD_LPF1ST_EN_MSK (0x1 << CODEC_ADC0_AD_LPF1ST_EN_POS)
|
||
|
|
#define CODEC_ADC0_AD_LPF1ST_EN_CLR (~CODEC_ADC0_AD_LPF1ST_EN_MSK)
|
||
|
|
|
||
|
|
/* ADC0_CTRL0[4]: ADC0_AD_LPF2ND_EN. 0x1: enable. 0x0: disable. */
|
||
|
|
#define CODEC_ADC0_AD_LPF2ND_EN_POS (4)
|
||
|
|
#define CODEC_ADC0_AD_LPF2ND_EN_MSK (0x1 << CODEC_ADC0_AD_LPF2ND_EN_POS)
|
||
|
|
#define CODEC_ADC0_AD_LPF2ND_EN_CLR (~CODEC_ADC0_AD_LPF2ND_EN_MSK)
|
||
|
|
|
||
|
|
/* ADC0_CTRL0[1:0]: ADC0_DMIC_SRC_SEL. */
|
||
|
|
#define CODEC_ADC0_DMIC_SRC_SEL_POS (0)
|
||
|
|
#define CODEC_ADC0_DMIC_SRC_SEL_MSK (0x3 << CODEC_ADC0_DMIC_SRC_SEL_POS)
|
||
|
|
#define CODEC_ADC0_DMIC_SRC_SEL_CLR (~CODEC_ADC0_DMIC_SRC_SEL_MSK)
|
||
|
|
|
||
|
|
#define CODEC_ADC0_CTRL0_REG_DEFAULT_MSK ((0x2 << 17) | (0x01 << 16) | (0x01 << 10) | (0x02 << 8) | (0x03 <<4))
|
||
|
|
|
||
|
|
/*============================================================================*
|
||
|
|
* Constants
|
||
|
|
*============================================================================*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup CODEC_Exported_Constants Macro Definitions
|
||
|
|
*
|
||
|
|
* \ingroup CODEC
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define IS_CODEC_PERIPH(PERIPH) ((PERIPH) == CODEC)
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup MICBST_Gain MICBST Gain
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC_Exported_Constants
|
||
|
|
*/
|
||
|
|
#define MICBST_Gain_0dB ((uint32_t)(0x0))
|
||
|
|
#define MICBST_Gain_20dB ((uint32_t)(0x1 << CODEC_MICBST_GAIN_POS))
|
||
|
|
#define MICBST_Gain_30dB ((uint32_t)(0x2 << CODEC_MICBST_GAIN_POS))
|
||
|
|
#define MICBST_Gain_40dB ((uint32_t)(0x3 << CODEC_MICBST_GAIN_POS))
|
||
|
|
/** \} */
|
||
|
|
#define IS_MICBST_GAIN(GAIN) (((GAIN) == MICBST_Gain_0dB) || \
|
||
|
|
((GAIN) == MICBST_Gain_20dB) || \
|
||
|
|
((GAIN) == MICBST_Gain_30dB) || \
|
||
|
|
((GAIN) == MICBST_Gain_40dB))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup MICBST_Mode MICBST Mode
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC_Exported_Constants
|
||
|
|
*/
|
||
|
|
#define MICBST_Mode_Single ((uint32_t)(0x0))
|
||
|
|
#define MICBST_Mode_Differential ((uint32_t)CODEC_MICBST_ENDFL_MSK)
|
||
|
|
/** \} */
|
||
|
|
#define IS_MICBST_MODE(MODE) (((MODE) == MICBST_Mode_Single) || \
|
||
|
|
((MODE) == MICBST_Mode_Differential))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup CODEC_MIC_BIAS_Config CODEC MIC BIAS Config
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC_Exported_Constants
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define MICBIAS_VOLTAGE_1_507 ((uint32_t)(0x00))
|
||
|
|
#define MICBIAS_VOLTAGE_1_62 ((uint32_t)(0x01 << CODEC_MICBIAS_VSET_POS))
|
||
|
|
#define MICBIAS_VOLTAGE_1_705 ((uint32_t)(0x02 << CODEC_MICBIAS_VSET_POS))
|
||
|
|
#define MICBIAS_VOLTAGE_1_8 ((uint32_t)(0x03 << CODEC_MICBIAS_VSET_POS))
|
||
|
|
#define MICBIAS_VOLTAGE_1_906 ((uint32_t)(0x04 << CODEC_MICBIAS_VSET_POS))
|
||
|
|
#define MICBIAS_VOLTAGE_2_025 ((uint32_t)(0x05 << CODEC_MICBIAS_VSET_POS))
|
||
|
|
#define MICBIAS_VOLTAGE_2_16 ((uint32_t)(0x06 << CODEC_MICBIAS_VSET_POS))
|
||
|
|
#define MICBIAS_VOLTAGE_2_314 ((uint32_t)(0x07 << CODEC_MICBIAS_VSET_POS))
|
||
|
|
/** \} */
|
||
|
|
|
||
|
|
#define IS_MICBIAS_CONFIG(CONFIG) (((CONFIG) == MICBIAS_VOLTAGE_1_507) || ((CONFIG) == MICBIAS_VOLTAGE_1_62) || \
|
||
|
|
((CONFIG) == MICBIAS_VOLTAGE_1_705) || ((CONFIG) == MICBIAS_VOLTAGE_1_8) || \
|
||
|
|
((CONFIG) == MICBIAS_VOLTAGE_1_906) || ((CONFIG) == MICBIAS_VOLTAGE_2_025) || \
|
||
|
|
((CONFIG) == MICBIAS_VOLTAGE_2_16) || ((CONFIG) == MICBIAS_VOLTAGE_2_314))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup Sample_Rate_Definition Sample Rate Definition
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC_Exported_Constants
|
||
|
|
*/
|
||
|
|
#define SAMPLE_RATE_48KHz ((uint32_t)(0x00 << CODEC_SAMPLE_RATE_POS))
|
||
|
|
#define SAMPLE_RATE_32KHz ((uint32_t)(0x03 << CODEC_SAMPLE_RATE_POS))
|
||
|
|
#define SAMPLE_RATE_16KHz ((uint32_t)(0x05 << CODEC_SAMPLE_RATE_POS))
|
||
|
|
#define SAMPLE_RATE_8KHz ((uint32_t)(0x07 << CODEC_SAMPLE_RATE_POS))
|
||
|
|
#define SAMPLE_RATE_44_1KHz ((uint32_t)(0x08 << CODEC_SAMPLE_RATE_POS))
|
||
|
|
/** \} */
|
||
|
|
|
||
|
|
#define IS_SAMPLE_RATE(RATE) (((RATE) == SAMPLE_RATE_16KHz) || \
|
||
|
|
((RATE) == SAMPLE_RATE_8KHz) || \
|
||
|
|
((RATE) == SAMPLE_RATE_32KHz) || \
|
||
|
|
((RATE) == SAMPLE_RATE_48KHz) || \
|
||
|
|
((RATE) == SAMPLE_RATE_44_1KHz)))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup CODEC_I2S_CH CODEC I2S CH
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC_Exported_Constants
|
||
|
|
*/
|
||
|
|
#define CODEC_I2S_CH_L_R ((uint32_t)(0x00))
|
||
|
|
#define CODEC_I2S_CH_R_L ((uint32_t)(0x01 << CODEC_I2S_RX_CH_POS))
|
||
|
|
#define CODEC_I2S_CH_L_L ((uint32_t)(0x02 << CODEC_I2S_RX_CH_POS))
|
||
|
|
#define CODEC_I2S_CH_R_R ((uint32_t)(0x03 << CODEC_I2S_RX_CH_POS))
|
||
|
|
/** \} */
|
||
|
|
|
||
|
|
#define IS_CODEC_I2S_CH(CH) (((CH) == CODEC_I2S_CH_L_R) || \
|
||
|
|
((CH) == CODEC_I2S_CH_R_L) || \
|
||
|
|
((CH) == CODEC_I2S_CH_L_L) || \
|
||
|
|
((CH) == CODEC_I2S_CH_R_R))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup I2S_Data_Width I2S Data Width
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC_Exported_Constants
|
||
|
|
*/
|
||
|
|
#define CODEC_I2S_DataWidth_16Bits ((uint32_t)(0x00))
|
||
|
|
#define CODEC_I2S_DataWidth_24Bits ((uint32_t)(0x02 << CODEC_I2S_RX_DATA_LEN_POS)
|
||
|
|
#define CODEC_I2S_DataWidth_8Bits ((uint32_t)(0x03 << CODEC_I2S_RX_DATA_LEN_POS)
|
||
|
|
/** \} */
|
||
|
|
#define IS_CODEC_I2S_DATA_WIDTH(WIDTH) (((WIDTH) == CODEC_I2S_DataWidth_16Bits) || \
|
||
|
|
((WIDTH) == CODEC_I2S_DataWidth_24Bits) || \
|
||
|
|
((WIDTH) == CODEC_I2S_DataWidth_8Bits))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup I2S_Data_Format I2S Data Format
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC_Exported_Constants
|
||
|
|
*/
|
||
|
|
#define CODEC_I2S_DataFormat_I2S ((uint32_t)(0x00))
|
||
|
|
#define CODEC_I2S_DataFormat_LeftJustified ((uint32_t)(0x01 << CODEC_I2S_RX_DATA_FORMAT_POS)
|
||
|
|
#define CODEC_I2S_DataFormat_PCM_A ((uint32_t)(0x02 << CODEC_I2S_RX_DATA_FORMAT_POS)
|
||
|
|
#define CODEC_I2S_DataFormat_PCM_B ((uint32_t)(0x03 << CODEC_I2S_RX_DATA_FORMAT_POS)
|
||
|
|
/** \} */
|
||
|
|
|
||
|
|
#define IS_CODEC_I2S_DATA_FORMAT(FORMAT) (((FORMAT) == CODEC_I2S_DataFormat_I2S) || \
|
||
|
|
((FORMAT) == CODEC_I2S_DataFormat_LeftJustified) || \
|
||
|
|
((FORMAT) == CODEC_I2S_DataFormat_PCM_A) || \
|
||
|
|
((FORMAT) == CODEC_I2S_DataFormat_PCM_B))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup DMIC_Clock_Type_Definition DMIC Clock Type Definition
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC_Exported_Constants
|
||
|
|
*/
|
||
|
|
#define DMIC_Clock_5MHz ((uint32_t)(0x0))
|
||
|
|
#define DMIC_Clock_2500KHz ((uint32_t)(0x01 << CODEC_DMIC1_CLK_SEL_POS))
|
||
|
|
#define DMIC_Clock_1250KHz ((uint32_t)(0x02 << CODEC_DMIC1_CLK_SEL_POS))
|
||
|
|
#define DMIC_Clock_625KHz ((uint32_t)(0x03 << CODEC_DMIC1_CLK_SEL_POS))
|
||
|
|
#define DMIC_Clock_312500Hz ((uint32_t)(0x04 << CODEC_DMIC1_CLK_SEL_POS))
|
||
|
|
/** \} */
|
||
|
|
|
||
|
|
#define IS_CODEC_DMIC_CLOCK(CLOCK) (((CLOCK) == DMIC_Clock_5MHz) || ((CLOCK) == DMIC_Clock_2500KHz) || \
|
||
|
|
((CLOCK) == DMIC_Clock_1250KHz) || ((CLOCK) == DMIC_Clock_625KHz) || \
|
||
|
|
((CLOCK) == DMIC_Clock_312500Hz))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup CODEC_Ch0_Mic_Type CODEC Ch0 Mic Type
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC_Exported_Constants
|
||
|
|
*/
|
||
|
|
#define CODEC_CH0_AMIC (CODEC_AMIC_DMIC_CH0_SEL_MSK)
|
||
|
|
#define CODEC_CH0_DMIC (0)
|
||
|
|
/** \} */
|
||
|
|
|
||
|
|
#define IS_CODEC_CH0_MIC_TYPE(TYPE) (((TYPE) == CODEC_CH0_AMIC) || ((TYPE) == CODEC_CH0_DMIC))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup Ch0_Boost_Gain Ch0 Boost Gain
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC_Exported_Constants
|
||
|
|
*/
|
||
|
|
#define Ch0_Boost_Gain_0dB ((uint32_t)(0x0))
|
||
|
|
#define Ch0_Boost_Gain_12dB ((uint32_t)(0x1 << CODEC_ADC_CH0_BOOST_GAIN_POS))
|
||
|
|
#define Ch0_Boost_Gain_24dB ((uint32_t)(0x2 << CODEC_ADC_CH0_BOOST_GAIN_POS))
|
||
|
|
#define Ch0_Boost_Gain_36dB ((uint32_t)(0x3 << CODEC_ADC_CH0_BOOST_GAIN_POS))
|
||
|
|
/** \} */
|
||
|
|
|
||
|
|
#define IS_CH0_BOOST_GAIN(GAIN) (((GAIN) == Ch0_Boost_Gain_0dB) || \
|
||
|
|
((GAIN) == Ch0_Boost_Gain_12dB) || \
|
||
|
|
((GAIN) == Ch0_Boost_Gain_24dB) || \
|
||
|
|
((GAIN) == Ch0_Boost_Gain_36dB))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup CODEC_Ch0_Mute CODEC Ch0 Mute
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC_Exported_Constants
|
||
|
|
*/
|
||
|
|
#define CODEC_CH0_MUTE (CODEC_ADC_CH0_AD_MUTE_MSK)
|
||
|
|
#define CODEC_CH0_UNMUTE (0)
|
||
|
|
/** \} */
|
||
|
|
|
||
|
|
#define IS_CODEC_CH0_MIC_MUTE(MUTE) (((MUTE) == CODEC_CH0_MUTE) || ((MUTE) == CODEC_CH0_UNMUTE))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup Ch0_ADC_Zero_Detection_Timeout Ch0 ADC Zero Detection Timeout
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC_Exported_Constants
|
||
|
|
*/
|
||
|
|
#define Ch0_ADC_Zero_DetTimeout_1024_16_Sample ((uint32_t)(0x00))
|
||
|
|
#define Ch0_ADC_Zero_DetTimeout_1024_32_Sample ((uint32_t)(0x01 << CODEC_ADC_CH0_ZDET_TOUT_POS))
|
||
|
|
#define Ch0_ADC_Zero_DetTimeout_1024_64_Sample ((uint32_t)(0x02 << CODEC_ADC_CH0_ZDET_TOUT_POS))
|
||
|
|
#define Ch0_ADC_Zero_DetTimeout_64_Sample ((uint32_t)(0x03 << CODEC_ADC_CH0_ZDET_TOUT_POS))
|
||
|
|
/** \} */
|
||
|
|
|
||
|
|
#define IS_CH0_ADC_ZERO_DET_TIMEOUT(TIMEOUT) (((TIMEOUT) == Ch0_ADC_Zero_DetTimeout_1024_16_Sample) || \
|
||
|
|
((TIMEOUT) == Ch0_ADC_Zero_DetTimeout_1024_32_Sample) || \
|
||
|
|
((TIMEOUT) == Ch0_ADC_Zero_DetTimeout_1024_64_Sample) || \
|
||
|
|
((TIMEOUT) == Ch0_ADC_Zero_DetTimeout_64_Sample))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup DMIC_Data_Latch_Edge DMIC Data Latch Edge
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC_Exported_Constants
|
||
|
|
*/
|
||
|
|
#define DMIC_Ch0_Falling_Latch ((uint32_t)(0x01 << CODEC_ADC0_DMIC_SRC_SEL_MSK))
|
||
|
|
#define DMIC_Ch0_Rising_Latch ((uint32_t)(0x00))
|
||
|
|
/** \} */
|
||
|
|
|
||
|
|
#define IS_DMIC_CH0_LATCH_EDGE(EDGE) (((EDGE) == DMIC_Ch0_Rising_Latch) || ((EDGE) == DMIC_Ch0_Falling_Latch))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \def CODEC_Ad_Gain Codec Ad Gain
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define IS_AD_GAIN(GAIN) (((GAIN)<= 0x7F))
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \def CODEC_Da_Gain Codec Da Gain
|
||
|
|
*/
|
||
|
|
#define IS_DA_GAIN(GAIN) (((GAIN)<= 0xFF))
|
||
|
|
|
||
|
|
/*============================================================================*
|
||
|
|
* Functions
|
||
|
|
*============================================================================*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \defgroup CODEC_Exported_Functions Peripheral APIs
|
||
|
|
* \{
|
||
|
|
* \ingroup CODEC
|
||
|
|
*/
|
||
|
|
|
||
|
|
void CODEC_AnalogCircuitInit(void);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief Deinitializes the CODEC peripheral registers to their default reset values(turn off CODEC clock).
|
||
|
|
* \param[in] CODECx: CODEC peripheral selected .
|
||
|
|
* \return None.
|
||
|
|
*
|
||
|
|
* <b>Example usage</b>
|
||
|
|
* \code{.c}
|
||
|
|
*
|
||
|
|
* void driver_codec_init(void)
|
||
|
|
* {
|
||
|
|
* CODEC_DeInit(CODEC);
|
||
|
|
* }
|
||
|
|
* \endcode
|
||
|
|
*/
|
||
|
|
void CODEC_DeInit(CODEC_TypeDef *CODECx);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief Initializes the CODEC peripheral according to the specified
|
||
|
|
* parameters in the CODEC_InitStruct.
|
||
|
|
* \param[in] CODECx: CODEC peripheral selected.
|
||
|
|
* \param[in] CODEC_InitStruct: Pointer to a CODEC_InitTypeDef structure that
|
||
|
|
* contains the configuration information for the specified CODEC peripheral
|
||
|
|
* \return None.
|
||
|
|
*
|
||
|
|
* <b>Example usage</b>
|
||
|
|
* \code{.c}
|
||
|
|
*
|
||
|
|
* void driver_codec_init(void)
|
||
|
|
* {
|
||
|
|
* RCC_PeriphClockCmd(APBPeriph_CODEC, APBPeriph_CODEC_CLOCK, ENABLE);
|
||
|
|
*
|
||
|
|
* CODEC_InitTypeDef CODEC_InitStruct;
|
||
|
|
|
||
|
|
* CODEC_StructInit(&CODEC_InitStruct);
|
||
|
|
* CODEC_InitStruct.CODEC_Ch0MicType = CODEC_CH0_AMIC;
|
||
|
|
* CODEC_InitStruct.CODEC_MicBstMode = MICBST_Mode_Differential;
|
||
|
|
* CODEC_InitStruct.CODEC_SampleRate = SAMPLE_RATE_16KHz;
|
||
|
|
* CODEC_InitStruct.CODEC_I2SFormat = CODEC_I2S_DataFormat_I2S;
|
||
|
|
* CODEC_InitStruct.CODEC_I2SDataWidth = CODEC_I2S_DataWidth_16Bits;
|
||
|
|
* CODEC_Init(CODEC, &CODEC_InitStruct);
|
||
|
|
* }
|
||
|
|
* \endcode
|
||
|
|
*/
|
||
|
|
void CODEC_Init(CODEC_TypeDef *CODECx, CODEC_InitTypeDef *CODEC_InitStruct);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief Fills each CODEC_InitStruct member with its default value.
|
||
|
|
* \param[in] CODEC_InitStruct: Pointer to a CODEC_InitTypeDef structure which will be initialized.
|
||
|
|
* \return None.
|
||
|
|
*
|
||
|
|
* <b>Example usage</b>
|
||
|
|
* \code{.c}
|
||
|
|
*
|
||
|
|
* void driver_codec_init(void)
|
||
|
|
* {
|
||
|
|
* RCC_PeriphClockCmd(APBPeriph_CODEC, APBPeriph_CODEC_CLOCK, ENABLE);
|
||
|
|
*
|
||
|
|
* CODEC_InitTypeDef CODEC_InitStruct;
|
||
|
|
|
||
|
|
* CODEC_StructInit(&CODEC_InitStruct);
|
||
|
|
* CODEC_InitStruct.CODEC_Ch0MicType = CODEC_CH0_AMIC;
|
||
|
|
* CODEC_InitStruct.CODEC_MicBstMode = MICBST_Mode_Differential;
|
||
|
|
* CODEC_InitStruct.CODEC_SampleRate = SAMPLE_RATE_16KHz;
|
||
|
|
* CODEC_InitStruct.CODEC_I2SFormat = CODEC_I2S_DataFormat_I2S;
|
||
|
|
* CODEC_InitStruct.CODEC_I2SDataWidth = CODEC_I2S_DataWidth_16Bits;
|
||
|
|
* CODEC_Init(CODEC, &CODEC_InitStruct);
|
||
|
|
* }
|
||
|
|
* \endcode
|
||
|
|
*/
|
||
|
|
void CODEC_StructInit(CODEC_InitTypeDef *CODEC_InitStruct);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief Enable or disable mic_bias output.
|
||
|
|
* \param[in] CODECx: CODEC peripheral selected.
|
||
|
|
* \param[in] NewState: New state of MICBIAS.
|
||
|
|
* This parameter can be: ENABLE or DISABLE.
|
||
|
|
* \return none.
|
||
|
|
*
|
||
|
|
* <b>Example usage</b>
|
||
|
|
* \code{.c}
|
||
|
|
*
|
||
|
|
* void codec_demo(void)
|
||
|
|
* {
|
||
|
|
* CODEC_MICBIASCmd(CODEC, ENABLE);
|
||
|
|
* }
|
||
|
|
* \endcode
|
||
|
|
*/
|
||
|
|
void CODEC_MICBIASCmd(CODEC_TypeDef *CODECx, FunctionalState NewState);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief Reset CODEC.
|
||
|
|
* \param[in] CODECx: CODEC peripheral selected.
|
||
|
|
* \return None.
|
||
|
|
*
|
||
|
|
* <b>Example usage</b>
|
||
|
|
* \code{.c}
|
||
|
|
*
|
||
|
|
* void codec_demo(void)
|
||
|
|
* {
|
||
|
|
* CODEC_Reset(CODEC);
|
||
|
|
* }
|
||
|
|
* \endcode
|
||
|
|
*/
|
||
|
|
__STATIC_INLINE void CODEC_Reset(CODEC_TypeDef *CODECx)
|
||
|
|
{
|
||
|
|
/* Check the parameters */
|
||
|
|
assert_param(IS_CODEC_PERIPH(CODECx));
|
||
|
|
|
||
|
|
/* CODEC IP reset */
|
||
|
|
CODECx->CR0 &= CODEC_AUDIO_IP_EN_CLR;;
|
||
|
|
CODECx->CR0 = CODEC_AUDIO_IP_EN_MSK;;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \brief Config MIC BIAS Vref voltage.
|
||
|
|
* \param[in] CODECx: CODEC peripheral selected.
|
||
|
|
* \param[in] data: New value of MIC BIAS.
|
||
|
|
* This parameter can be one of the following values:
|
||
|
|
* \arg MICBIAS_VOLTAGE_1_507: Vref voltage is 1.507V.
|
||
|
|
* \arg MICBIAS_VOLTAGE_1_62: Vref voltage is 1.62V.
|
||
|
|
* \arg MICBIAS_VOLTAGE_1_705: Vref voltage is 1.705V.
|
||
|
|
* \arg MICBIAS_VOLTAGE_1_8: Vref voltage is 1.8V.
|
||
|
|
* \arg MICBIAS_VOLTAGE_1_906: Vref voltage is 1.906V.
|
||
|
|
* \arg MICBIAS_VOLTAGE_2_025: Vref voltage is 2.025V.
|
||
|
|
* \arg MICBIAS_VOLTAGE_2_16: Vref voltage is 2.16V.
|
||
|
|
* \arg MICBIAS_VOLTAGE_2_314: Vref voltage is 2.314V.
|
||
|
|
* \return None.
|
||
|
|
*
|
||
|
|
* <b>Example usage</b>
|
||
|
|
* \code{.c}
|
||
|
|
*
|
||
|
|
* void codec_demo(void)
|
||
|
|
* {
|
||
|
|
* CODEC_SetMICBIAS(CODEC, MICBIAS_VOLTAGE_1_507);
|
||
|
|
* }
|
||
|
|
* \endcode
|
||
|
|
*/
|
||
|
|
__STATIC_INLINE void CODEC_SetMICBIAS(CODEC_TypeDef *CODECx, uint16_t data)
|
||
|
|
|
||
|
|
{
|
||
|
|
/* Check the parameters */
|
||
|
|
assert_param(IS_CODEC_PERIPH(CODECx));
|
||
|
|
assert_param(IS_MICBIAS_CONFIG(data));
|
||
|
|
|
||
|
|
CODEC_ANA->ANA_CR1 &= CODEC_MICBIAS_POW_CLR;
|
||
|
|
CODEC_ANA->ANA_CR1 &= CODEC_MICBIAS_VSET_CLR;
|
||
|
|
CODEC_ANA->ANA_CR1 |= data;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** \} */ /* End of group CODEC_Exported_Functions */
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* _RTL876X_CODEC_H_ */
|
||
|
|
|
||
|
|
|
||
|
|
/******************* (C) COPYRIGHT 2019 Realtek Semiconductor *****END OF FILE****/
|
||
|
|
|