STM32Cube BSP FW for STM32F769I-Discovery
Dependents: mbed-os-example-blinky-5 DISCO-F769NI_TOUCHSCREEN_demo_custom_1 Datarecorder2 DISCO-F769NI_TOUCHSCREEN_demo ... more
wm8994.h
00001 /** 00002 ****************************************************************************** 00003 * @file wm8994.h 00004 * @author MCD Application Team 00005 * @brief This file contains all the functions prototypes for the 00006 * wm8994.c driver. 00007 ****************************************************************************** 00008 * @attention 00009 * 00010 * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> 00011 * 00012 * Redistribution and use in source and binary forms, with or without modification, 00013 * are permitted provided that the following conditions are met: 00014 * 1. Redistributions of source code must retain the above copyright notice, 00015 * this list of conditions and the following disclaimer. 00016 * 2. Redistributions in binary form must reproduce the above copyright notice, 00017 * this list of conditions and the following disclaimer in the documentation 00018 * and/or other materials provided with the distribution. 00019 * 3. Neither the name of STMicroelectronics nor the names of its contributors 00020 * may be used to endorse or promote products derived from this software 00021 * without specific prior written permission. 00022 * 00023 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00024 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00025 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00026 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 00027 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00028 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00029 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00030 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00031 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00032 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00033 * 00034 ****************************************************************************** 00035 */ 00036 00037 /* Define to prevent recursive inclusion -------------------------------------*/ 00038 #ifndef __WM8994_H 00039 #define __WM8994_H 00040 00041 /* Includes ------------------------------------------------------------------*/ 00042 #include "../Common/audio.h" 00043 00044 /** @addtogroup BSP 00045 * @{ 00046 */ 00047 00048 /** @addtogroup Component 00049 * @{ 00050 */ 00051 00052 /** @addtogroup WM8994 00053 * @{ 00054 */ 00055 00056 /** @defgroup WM8994_Exported_Types 00057 * @{ 00058 */ 00059 00060 /** 00061 * @} 00062 */ 00063 00064 /** @defgroup WM8994_Exported_Constants 00065 * @{ 00066 */ 00067 00068 /******************************************************************************/ 00069 /*************************** Codec User defines ******************************/ 00070 /******************************************************************************/ 00071 /* Codec output DEVICE */ 00072 #define OUTPUT_DEVICE_SPEAKER ((uint16_t)0x0001) 00073 #define OUTPUT_DEVICE_HEADPHONE ((uint16_t)0x0002) 00074 #define OUTPUT_DEVICE_BOTH ((uint16_t)0x0003) 00075 #define OUTPUT_DEVICE_AUTO ((uint16_t)0x0004) 00076 #define INPUT_DEVICE_DIGITAL_MICROPHONE_1 ((uint16_t)0x0100) 00077 #define INPUT_DEVICE_DIGITAL_MICROPHONE_2 ((uint16_t)0x0200) 00078 #define INPUT_DEVICE_INPUT_LINE_1 ((uint16_t)0x0300) 00079 #define INPUT_DEVICE_INPUT_LINE_2 ((uint16_t)0x0400) 00080 #define INPUT_DEVICE_DIGITAL_MIC1_MIC2 ((uint16_t)0x0800) 00081 00082 /* Volume Levels values */ 00083 #define DEFAULT_VOLMIN 0x00 00084 #define DEFAULT_VOLMAX 0xFF 00085 #define DEFAULT_VOLSTEP 0x04 00086 00087 #define AUDIO_PAUSE 0 00088 #define AUDIO_RESUME 1 00089 00090 /* Codec POWER DOWN modes */ 00091 #define CODEC_PDWN_HW 1 00092 #define CODEC_PDWN_SW 2 00093 00094 /* MUTE commands */ 00095 #define AUDIO_MUTE_ON 1 00096 #define AUDIO_MUTE_OFF 0 00097 00098 /* AUDIO FREQUENCY */ 00099 #define AUDIO_FREQUENCY_192K ((uint32_t)192000) 00100 #define AUDIO_FREQUENCY_96K ((uint32_t)96000) 00101 #define AUDIO_FREQUENCY_48K ((uint32_t)48000) 00102 #define AUDIO_FREQUENCY_44K ((uint32_t)44100) 00103 #define AUDIO_FREQUENCY_32K ((uint32_t)32000) 00104 #define AUDIO_FREQUENCY_22K ((uint32_t)22050) 00105 #define AUDIO_FREQUENCY_16K ((uint32_t)16000) 00106 #define AUDIO_FREQUENCY_11K ((uint32_t)11025) 00107 #define AUDIO_FREQUENCY_8K ((uint32_t)8000) 00108 00109 #define VOLUME_CONVERT(Volume) (((Volume) > 100)? 100:((uint8_t)(((Volume) * 63) / 100))) 00110 #define VOLUME_IN_CONVERT(Volume) (((Volume) >= 100)? 239:((uint8_t)(((Volume) * 240) / 100))) 00111 00112 /******************************************************************************/ 00113 /****************************** REGISTER MAPPING ******************************/ 00114 /******************************************************************************/ 00115 /** 00116 * @brief WM8994 ID 00117 */ 00118 #define WM8994_ID 0x8994 00119 00120 /** 00121 * @brief Device ID Register: Reading from this register will indicate device 00122 * family ID 8994h 00123 */ 00124 #define WM8994_CHIPID_ADDR 0x00 00125 00126 /** 00127 * @} 00128 */ 00129 00130 /** @defgroup WM8994_Exported_Macros 00131 * @{ 00132 */ 00133 /** 00134 * @} 00135 */ 00136 00137 /** @defgroup WM8994_Exported_Functions 00138 * @{ 00139 */ 00140 00141 /*------------------------------------------------------------------------------ 00142 Audio Codec functions 00143 ------------------------------------------------------------------------------*/ 00144 /* High Layer codec functions */ 00145 uint32_t wm8994_Init(uint16_t DeviceAddr, uint16_t OutputInputDevice, uint8_t Volume, uint32_t AudioFreq); 00146 void wm8994_DeInit(void); 00147 uint32_t wm8994_ReadID(uint16_t DeviceAddr); 00148 uint32_t wm8994_Play(uint16_t DeviceAddr, uint16_t* pBuffer, uint16_t Size); 00149 uint32_t wm8994_Pause(uint16_t DeviceAddr); 00150 uint32_t wm8994_Resume(uint16_t DeviceAddr); 00151 uint32_t wm8994_Stop(uint16_t DeviceAddr, uint32_t Cmd); 00152 uint32_t wm8994_SetVolume(uint16_t DeviceAddr, uint8_t Volume); 00153 uint32_t wm8994_SetMute(uint16_t DeviceAddr, uint32_t Cmd); 00154 uint32_t wm8994_SetOutputMode(uint16_t DeviceAddr, uint8_t Output); 00155 uint32_t wm8994_SetFrequency(uint16_t DeviceAddr, uint32_t AudioFreq); 00156 uint32_t wm8994_Reset(uint16_t DeviceAddr); 00157 00158 /* AUDIO IO functions */ 00159 void AUDIO_IO_Init(void); 00160 void AUDIO_IO_DeInit(void); 00161 void AUDIO_IO_Write(uint8_t Addr, uint16_t Reg, uint16_t Value); 00162 uint8_t AUDIO_IO_Read(uint8_t Addr, uint16_t Reg); 00163 void AUDIO_IO_Delay(uint32_t Delay); 00164 00165 /* Audio driver structure */ 00166 extern AUDIO_DrvTypeDef wm8994_drv; 00167 00168 #endif /* __WM8994_H */ 00169 00170 /** 00171 * @} 00172 */ 00173 00174 /** 00175 * @} 00176 */ 00177 00178 /** 00179 * @} 00180 */ 00181 00182 /** 00183 * @} 00184 */ 00185 00186 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
Generated on Tue Jul 12 2022 17:55:04 by 1.7.2