Nirvana Jay / BSP_DISCO_F746NG_patch

patch for F746 demo

Dependents:   F7DISCO_Demo

Fork of BSP_DISCO_F746NG by ST

stm32746g_discovery_audio.h@1:e8fac4061a5b, 2015-11-02 (annotated)

Committer:
NirT
Date:
Mon Nov 02 23:35:17 2015 +0000
Revision:
1:e8fac4061a5b
Error: Incomplete type is not allowed in "patch/LwIP/src/include/lwip/dhcp.h", Line: 83, Col: 4; ; and more like this.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
NirT 1:e8fac4061a5b 1 /**
NirT 1:e8fac4061a5b 2 ******************************************************************************
NirT 1:e8fac4061a5b 3 * @file stm32746g_discovery_audio.h
NirT 1:e8fac4061a5b 4 * @author MCD Application Team
NirT 1:e8fac4061a5b 5 * @version V1.0.0
NirT 1:e8fac4061a5b 6 * @date 25-June-2015
NirT 1:e8fac4061a5b 7 * @brief This file contains the common defines and functions prototypes for
NirT 1:e8fac4061a5b 8 * the stm32746g_discovery_audio.c driver.
NirT 1:e8fac4061a5b 9 ******************************************************************************
NirT 1:e8fac4061a5b 10 * @attention
NirT 1:e8fac4061a5b 11 *
NirT 1:e8fac4061a5b 12 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
NirT 1:e8fac4061a5b 13 *
NirT 1:e8fac4061a5b 14 * Redistribution and use in source and binary forms, with or without modification,
NirT 1:e8fac4061a5b 15 * are permitted provided that the following conditions are met:
NirT 1:e8fac4061a5b 16 * 1. Redistributions of source code must retain the above copyright notice,
NirT 1:e8fac4061a5b 17 * this list of conditions and the following disclaimer.
NirT 1:e8fac4061a5b 18 * 2. Redistributions in binary form must reproduce the above copyright notice,
NirT 1:e8fac4061a5b 19 * this list of conditions and the following disclaimer in the documentation
NirT 1:e8fac4061a5b 20 * and/or other materials provided with the distribution.
NirT 1:e8fac4061a5b 21 * 3. Neither the name of STMicroelectronics nor the names of its contributors
NirT 1:e8fac4061a5b 22 * may be used to endorse or promote products derived from this software
NirT 1:e8fac4061a5b 23 * without specific prior written permission.
NirT 1:e8fac4061a5b 24 *
NirT 1:e8fac4061a5b 25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
NirT 1:e8fac4061a5b 26 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
NirT 1:e8fac4061a5b 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
NirT 1:e8fac4061a5b 28 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
NirT 1:e8fac4061a5b 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
NirT 1:e8fac4061a5b 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
NirT 1:e8fac4061a5b 31 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
NirT 1:e8fac4061a5b 32 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
NirT 1:e8fac4061a5b 33 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
NirT 1:e8fac4061a5b 34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
NirT 1:e8fac4061a5b 35 *
NirT 1:e8fac4061a5b 36 ******************************************************************************
NirT 1:e8fac4061a5b 37 */
NirT 1:e8fac4061a5b 38
NirT 1:e8fac4061a5b 39 /* Define to prevent recursive inclusion -------------------------------------*/
NirT 1:e8fac4061a5b 40 #ifndef __STM32746G_DISCOVERY_AUDIO_H
NirT 1:e8fac4061a5b 41 #define __STM32746G_DISCOVERY_AUDIO_H
NirT 1:e8fac4061a5b 42
NirT 1:e8fac4061a5b 43 #ifdef __cplusplus
NirT 1:e8fac4061a5b 44 extern "C" {
NirT 1:e8fac4061a5b 45 #endif
NirT 1:e8fac4061a5b 46
NirT 1:e8fac4061a5b 47 /* Includes ------------------------------------------------------------------*/
NirT 1:e8fac4061a5b 48 /* Include audio component Driver */
NirT 1:e8fac4061a5b 49 #include "../Components/wm8994/wm8994.h"
NirT 1:e8fac4061a5b 50 #include "stm32746g_discovery.h"
NirT 1:e8fac4061a5b 51
NirT 1:e8fac4061a5b 52 /** @addtogroup BSP
NirT 1:e8fac4061a5b 53 * @{
NirT 1:e8fac4061a5b 54 */
NirT 1:e8fac4061a5b 55
NirT 1:e8fac4061a5b 56 /** @addtogroup STM32746G_DISCOVERY
NirT 1:e8fac4061a5b 57 * @{
NirT 1:e8fac4061a5b 58 */
NirT 1:e8fac4061a5b 59
NirT 1:e8fac4061a5b 60 /** @defgroup STM32746G_DISCOVERY_AUDIO STM32746G_DISCOVERY_AUDIO
NirT 1:e8fac4061a5b 61 * @{
NirT 1:e8fac4061a5b 62 */
NirT 1:e8fac4061a5b 63
NirT 1:e8fac4061a5b 64 /** @defgroup STM32746G_DISCOVERY_AUDIO_Exported_Types STM32746G_DISCOVERY_AUDIO Exported Types
NirT 1:e8fac4061a5b 65 * @{
NirT 1:e8fac4061a5b 66 */
NirT 1:e8fac4061a5b 67 /**
NirT 1:e8fac4061a5b 68 * @}
NirT 1:e8fac4061a5b 69 */
NirT 1:e8fac4061a5b 70
NirT 1:e8fac4061a5b 71 /** @defgroup STM32746G_DISCOVERY_AUDIO_Exported_Constants STM32746G_DISCOVERY_AUDIO Exported Constants
NirT 1:e8fac4061a5b 72 * @{
NirT 1:e8fac4061a5b 73 */
NirT 1:e8fac4061a5b 74
NirT 1:e8fac4061a5b 75 /*------------------------------------------------------------------------------
NirT 1:e8fac4061a5b 76 USER SAI defines parameters
NirT 1:e8fac4061a5b 77 -----------------------------------------------------------------------------*/
NirT 1:e8fac4061a5b 78 /* CODEC_AudioFrame_SLOT_TDMMode
NirT 1:e8fac4061a5b 79 In W8994 codec the Audio frame contains 4 slots : TDM Mode
NirT 1:e8fac4061a5b 80 TDM format :
NirT 1:e8fac4061a5b 81 +------------------|------------------|--------------------|-------------------+
NirT 1:e8fac4061a5b 82 | CODEC_SLOT0 Left | CODEC_SLOT1 Left | CODEC_SLOT0 Right | CODEC_SLOT1 Right |
NirT 1:e8fac4061a5b 83 +------------------------------------------------------------------------------+
NirT 1:e8fac4061a5b 84 */
NirT 1:e8fac4061a5b 85 /* To have 2 separate audio stream in Both headphone and speaker the 4 slot must be activated */
NirT 1:e8fac4061a5b 86 #define CODEC_AUDIOFRAME_SLOT_0123 SAI_SLOTACTIVE_0 | SAI_SLOTACTIVE_1 | SAI_SLOTACTIVE_2 | SAI_SLOTACTIVE_3
NirT 1:e8fac4061a5b 87 /* To have an audio stream in headphone only SAI Slot 0 and Slot 2 must be activated */
NirT 1:e8fac4061a5b 88 #define CODEC_AUDIOFRAME_SLOT_02 SAI_SLOTACTIVE_0 | SAI_SLOTACTIVE_2
NirT 1:e8fac4061a5b 89 /* To have an audio stream in speaker only SAI Slot 1 and Slot 3 must be activated */
NirT 1:e8fac4061a5b 90 #define CODEC_AUDIOFRAME_SLOT_13 SAI_SLOTACTIVE_1 | SAI_SLOTACTIVE_3
NirT 1:e8fac4061a5b 91
NirT 1:e8fac4061a5b 92 /* SAI OUT peripheral configuration defines */
NirT 1:e8fac4061a5b 93 #define AUDIO_OUT_SAIx SAI2_Block_A
NirT 1:e8fac4061a5b 94 #define AUDIO_OUT_SAIx_CLK_ENABLE() __HAL_RCC_SAI2_CLK_ENABLE()
NirT 1:e8fac4061a5b 95 #define AUDIO_OUT_SAIx_CLK_DISABLE() __HAL_RCC_SAI2_CLK_DISABLE()
NirT 1:e8fac4061a5b 96 #define AUDIO_OUT_SAIx_SCK_AF GPIO_AF10_SAI2
NirT 1:e8fac4061a5b 97 #define AUDIO_OUT_SAIx_FS_SD_MCLK_AF GPIO_AF10_SAI2
NirT 1:e8fac4061a5b 98
NirT 1:e8fac4061a5b 99 #define AUDIO_OUT_SAIx_MCLK_ENABLE() __HAL_RCC_GPIOI_CLK_ENABLE()
NirT 1:e8fac4061a5b 100 #define AUDIO_OUT_SAIx_MCLK_GPIO_PORT GPIOI
NirT 1:e8fac4061a5b 101 #define AUDIO_OUT_SAIx_MCLK_PIN GPIO_PIN_4
NirT 1:e8fac4061a5b 102 #define AUDIO_OUT_SAIx_SCK_SD_ENABLE() __HAL_RCC_GPIOI_CLK_ENABLE()
NirT 1:e8fac4061a5b 103 #define AUDIO_OUT_SAIx_SCK_SD_GPIO_PORT GPIOI
NirT 1:e8fac4061a5b 104 #define AUDIO_OUT_SAIx_SCK_PIN GPIO_PIN_5
NirT 1:e8fac4061a5b 105 #define AUDIO_OUT_SAIx_SD_PIN GPIO_PIN_6
NirT 1:e8fac4061a5b 106 #define AUDIO_OUT_SAIx_FS_ENABLE() __HAL_RCC_GPIOI_CLK_ENABLE()
NirT 1:e8fac4061a5b 107 #define AUDIO_OUT_SAIx_FS_GPIO_PORT GPIOI
NirT 1:e8fac4061a5b 108 #define AUDIO_OUT_SAIx_FS_PIN GPIO_PIN_7
NirT 1:e8fac4061a5b 109
NirT 1:e8fac4061a5b 110 /* SAI DMA Stream definitions */
NirT 1:e8fac4061a5b 111 #define AUDIO_OUT_SAIx_DMAx_CLK_ENABLE() __HAL_RCC_DMA2_CLK_ENABLE()
NirT 1:e8fac4061a5b 112 #define AUDIO_OUT_SAIx_DMAx_STREAM DMA2_Stream4
NirT 1:e8fac4061a5b 113 #define AUDIO_OUT_SAIx_DMAx_CHANNEL DMA_CHANNEL_3
NirT 1:e8fac4061a5b 114 #define AUDIO_OUT_SAIx_DMAx_IRQ DMA2_Stream4_IRQn
NirT 1:e8fac4061a5b 115 #define AUDIO_OUT_SAIx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD
NirT 1:e8fac4061a5b 116 #define AUDIO_OUT_SAIx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD
NirT 1:e8fac4061a5b 117 #define DMA_MAX_SZE ((uint16_t)0xFFFF)
NirT 1:e8fac4061a5b 118
NirT 1:e8fac4061a5b 119 #define AUDIO_OUT_SAIx_DMAx_IRQHandler DMA2_Stream4_IRQHandler
NirT 1:e8fac4061a5b 120
NirT 1:e8fac4061a5b 121 /* Select the interrupt preemption priority for the DMA interrupt */
NirT 1:e8fac4061a5b 122 #define AUDIO_OUT_IRQ_PREPRIO ((uint32_t)5) /* Select the preemption priority level(0 is the highest) */
NirT 1:e8fac4061a5b 123
NirT 1:e8fac4061a5b 124 /*------------------------------------------------------------------------------
NirT 1:e8fac4061a5b 125 AUDIO IN CONFIGURATION
NirT 1:e8fac4061a5b 126 ------------------------------------------------------------------------------*/
NirT 1:e8fac4061a5b 127 /* SAI IN peripheral configuration defines */
NirT 1:e8fac4061a5b 128 #define AUDIO_IN_SAIx SAI2_Block_B
NirT 1:e8fac4061a5b 129 #define AUDIO_IN_SAIx_CLK_ENABLE() __HAL_RCC_SAI2_CLK_ENABLE()
NirT 1:e8fac4061a5b 130 #define AUDIO_IN_SAIx_CLK_DISABLE() __HAL_RCC_SAI2_CLK_DISABLE()
NirT 1:e8fac4061a5b 131 #define AUDIO_IN_SAIx_SD_AF GPIO_AF10_SAI2
NirT 1:e8fac4061a5b 132
NirT 1:e8fac4061a5b 133 #define AUDIO_IN_SAIx_SD_ENABLE() __HAL_RCC_GPIOG_CLK_ENABLE()
NirT 1:e8fac4061a5b 134 #define AUDIO_IN_SAIx_SD_GPIO_PORT GPIOG
NirT 1:e8fac4061a5b 135 #define AUDIO_IN_SAIx_SD_PIN GPIO_PIN_10
NirT 1:e8fac4061a5b 136
NirT 1:e8fac4061a5b 137 #define AUDIO_IN_INT_GPIO_ENABLE() __HAL_RCC_GPIOH_CLK_ENABLE()
NirT 1:e8fac4061a5b 138 #define AUDIO_IN_INT_GPIO_PORT GPIOH
NirT 1:e8fac4061a5b 139 #define AUDIO_IN_INT_GPIO_PIN GPIO_PIN_15
NirT 1:e8fac4061a5b 140 #define AUDIO_IN_INT_IRQ EXTI15_10_IRQn
NirT 1:e8fac4061a5b 141
NirT 1:e8fac4061a5b 142 /* SAI DMA Stream definitions */
NirT 1:e8fac4061a5b 143 #define AUDIO_IN_SAIx_DMAx_CLK_ENABLE() __HAL_RCC_DMA2_CLK_ENABLE()
NirT 1:e8fac4061a5b 144 #define AUDIO_IN_SAIx_DMAx_STREAM DMA2_Stream7
NirT 1:e8fac4061a5b 145 #define AUDIO_IN_SAIx_DMAx_CHANNEL DMA_CHANNEL_0
NirT 1:e8fac4061a5b 146 #define AUDIO_IN_SAIx_DMAx_IRQ DMA2_Stream7_IRQn
NirT 1:e8fac4061a5b 147 #define AUDIO_IN_SAIx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD
NirT 1:e8fac4061a5b 148 #define AUDIO_IN_SAIx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD
NirT 1:e8fac4061a5b 149
NirT 1:e8fac4061a5b 150 #define AUDIO_IN_SAIx_DMAx_IRQHandler DMA2_Stream7_IRQHandler
NirT 1:e8fac4061a5b 151 #define AUDIO_IN_INT_IRQHandler EXTI15_10_IRQHandler
NirT 1:e8fac4061a5b 152
NirT 1:e8fac4061a5b 153 /* Select the interrupt preemption priority and subpriority for the IT/DMA interrupt */
NirT 1:e8fac4061a5b 154 #define AUDIO_IN_IRQ_PREPRIO ((uint32_t)6) /* Select the preemption priority level(0 is the highest) */
NirT 1:e8fac4061a5b 155
NirT 1:e8fac4061a5b 156 /*------------------------------------------------------------------------------
NirT 1:e8fac4061a5b 157 CONFIGURATION: Audio Driver Configuration parameters
NirT 1:e8fac4061a5b 158 ------------------------------------------------------------------------------*/
NirT 1:e8fac4061a5b 159
NirT 1:e8fac4061a5b 160 #define AUDIODATA_SIZE ((uint16_t)2) /* 16-bits audio data size */
NirT 1:e8fac4061a5b 161
NirT 1:e8fac4061a5b 162 /* Audio status definition */
NirT 1:e8fac4061a5b 163 #define AUDIO_OK ((uint8_t)0)
NirT 1:e8fac4061a5b 164 #define AUDIO_ERROR ((uint8_t)1)
NirT 1:e8fac4061a5b 165 #define AUDIO_TIMEOUT ((uint8_t)2)
NirT 1:e8fac4061a5b 166
NirT 1:e8fac4061a5b 167 /* AudioFreq * DataSize (2 bytes) * NumChannels (Stereo: 2) */
NirT 1:e8fac4061a5b 168 #define DEFAULT_AUDIO_IN_FREQ I2S_AUDIOFREQ_16K
NirT 1:e8fac4061a5b 169 #define DEFAULT_AUDIO_IN_BIT_RESOLUTION ((uint8_t)16)
NirT 1:e8fac4061a5b 170 #define DEFAULT_AUDIO_IN_CHANNEL_NBR ((uint8_t)2) /* Mono = 1, Stereo = 2 */
NirT 1:e8fac4061a5b 171 #define DEFAULT_AUDIO_IN_VOLUME ((uint16_t)64)
NirT 1:e8fac4061a5b 172
NirT 1:e8fac4061a5b 173 /*------------------------------------------------------------------------------
NirT 1:e8fac4061a5b 174 OPTIONAL Configuration defines parameters
NirT 1:e8fac4061a5b 175 ------------------------------------------------------------------------------*/
NirT 1:e8fac4061a5b 176
NirT 1:e8fac4061a5b 177 /* Delay for the Codec to be correctly reset */
NirT 1:e8fac4061a5b 178 #define CODEC_RESET_DELAY ((uint8_t)5)
NirT 1:e8fac4061a5b 179
NirT 1:e8fac4061a5b 180
NirT 1:e8fac4061a5b 181 /*------------------------------------------------------------------------------
NirT 1:e8fac4061a5b 182 OUTPUT DEVICES definition
NirT 1:e8fac4061a5b 183 ------------------------------------------------------------------------------*/
NirT 1:e8fac4061a5b 184
NirT 1:e8fac4061a5b 185 /* Alias on existing output devices to adapt to Birdie discovery board 2 headphones output */
NirT 1:e8fac4061a5b 186 #define OUTPUT_DEVICE_HEADPHONE1 OUTPUT_DEVICE_HEADPHONE
NirT 1:e8fac4061a5b 187 #define OUTPUT_DEVICE_HEADPHONE2 OUTPUT_DEVICE_SPEAKER /* Headphone2 is connected to Speaker output of the wm8994 */
NirT 1:e8fac4061a5b 188
NirT 1:e8fac4061a5b 189 /**
NirT 1:e8fac4061a5b 190 * @}
NirT 1:e8fac4061a5b 191 */
NirT 1:e8fac4061a5b 192
NirT 1:e8fac4061a5b 193 /** @defgroup STM32746G_DISCOVERY_AUDIO_Exported_Variables STM32746G_DISCOVERY_AUDIO Exported Variables
NirT 1:e8fac4061a5b 194 * @{
NirT 1:e8fac4061a5b 195 */
NirT 1:e8fac4061a5b 196 extern __IO uint16_t AudioInVolume;
NirT 1:e8fac4061a5b 197 /**
NirT 1:e8fac4061a5b 198 * @}
NirT 1:e8fac4061a5b 199 */
NirT 1:e8fac4061a5b 200
NirT 1:e8fac4061a5b 201 /** @defgroup STM32746G_DISCOVERY_AUDIO_Exported_Macros STM32746G_DISCOVERY_AUDIO Exported Macros
NirT 1:e8fac4061a5b 202 * @{
NirT 1:e8fac4061a5b 203 */
NirT 1:e8fac4061a5b 204 #define DMA_MAX(x) (((x) <= DMA_MAX_SZE)? (x):DMA_MAX_SZE)
NirT 1:e8fac4061a5b 205 /**
NirT 1:e8fac4061a5b 206 * @}
NirT 1:e8fac4061a5b 207 */
NirT 1:e8fac4061a5b 208
NirT 1:e8fac4061a5b 209 /** @addtogroup STM32746G_DISCOVERY_AUDIO_OUT_Exported_Functions
NirT 1:e8fac4061a5b 210 * @{
NirT 1:e8fac4061a5b 211 */
NirT 1:e8fac4061a5b 212 uint8_t BSP_AUDIO_OUT_Init(uint16_t OutputDevice, uint8_t Volume, uint32_t AudioFreq);
NirT 1:e8fac4061a5b 213 uint8_t BSP_AUDIO_OUT_Play(uint16_t* pBuffer, uint32_t Size);
NirT 1:e8fac4061a5b 214 void BSP_AUDIO_OUT_ChangeBuffer(uint16_t *pData, uint16_t Size);
NirT 1:e8fac4061a5b 215 uint8_t BSP_AUDIO_OUT_Pause(void);
NirT 1:e8fac4061a5b 216 uint8_t BSP_AUDIO_OUT_Resume(void);
NirT 1:e8fac4061a5b 217 uint8_t BSP_AUDIO_OUT_Stop(uint32_t Option);
NirT 1:e8fac4061a5b 218 uint8_t BSP_AUDIO_OUT_SetVolume(uint8_t Volume);
NirT 1:e8fac4061a5b 219 void BSP_AUDIO_OUT_SetFrequency(uint32_t AudioFreq);
NirT 1:e8fac4061a5b 220 void BSP_AUDIO_OUT_SetAudioFrameSlot(uint32_t AudioFrameSlot);
NirT 1:e8fac4061a5b 221 uint8_t BSP_AUDIO_OUT_SetMute(uint32_t Cmd);
NirT 1:e8fac4061a5b 222 uint8_t BSP_AUDIO_OUT_SetOutputMode(uint8_t Output);
NirT 1:e8fac4061a5b 223 void BSP_AUDIO_OUT_DeInit(void);
NirT 1:e8fac4061a5b 224
NirT 1:e8fac4061a5b 225 /* User Callbacks: user has to implement these functions in his code if they are needed. */
NirT 1:e8fac4061a5b 226 /* This function is called when the requested data has been completely transferred.*/
NirT 1:e8fac4061a5b 227 void BSP_AUDIO_OUT_TransferComplete_CallBack(void);
NirT 1:e8fac4061a5b 228
NirT 1:e8fac4061a5b 229 /* This function is called when half of the requested buffer has been transferred. */
NirT 1:e8fac4061a5b 230 void BSP_AUDIO_OUT_HalfTransfer_CallBack(void);
NirT 1:e8fac4061a5b 231
NirT 1:e8fac4061a5b 232 /* This function is called when an Interrupt due to transfer error on or peripheral
NirT 1:e8fac4061a5b 233 error occurs. */
NirT 1:e8fac4061a5b 234 void BSP_AUDIO_OUT_Error_CallBack(void);
NirT 1:e8fac4061a5b 235
NirT 1:e8fac4061a5b 236 /* These function can be modified in case the current settings (e.g. DMA stream)
NirT 1:e8fac4061a5b 237 need to be changed for specific application needs */
NirT 1:e8fac4061a5b 238 void BSP_AUDIO_OUT_ClockConfig(SAI_HandleTypeDef *hsai, uint32_t AudioFreq, void *Params);
NirT 1:e8fac4061a5b 239 void BSP_AUDIO_OUT_MspInit(SAI_HandleTypeDef *hsai, void *Params);
NirT 1:e8fac4061a5b 240 void BSP_AUDIO_OUT_MspDeInit(SAI_HandleTypeDef *hsai, void *Params);
NirT 1:e8fac4061a5b 241
NirT 1:e8fac4061a5b 242 /**
NirT 1:e8fac4061a5b 243 * @}
NirT 1:e8fac4061a5b 244 */
NirT 1:e8fac4061a5b 245
NirT 1:e8fac4061a5b 246 /** @defgroup STM32746G_DISCOVERY_AUDIO_IN_Exported_Functions STM32746G_DISCOVERY_AUDIO_IN Exported Functions
NirT 1:e8fac4061a5b 247 * @{
NirT 1:e8fac4061a5b 248 */
NirT 1:e8fac4061a5b 249 uint8_t BSP_AUDIO_IN_Init(uint16_t InputDevice, uint8_t Volume, uint32_t AudioFreq);
NirT 1:e8fac4061a5b 250 uint8_t BSP_AUDIO_IN_OUT_Init(uint16_t InputDevice, uint16_t OutputDevice, uint8_t Volume, uint32_t AudioFreq);
NirT 1:e8fac4061a5b 251 uint8_t BSP_AUDIO_IN_Record(uint16_t *pData, uint32_t Size);
NirT 1:e8fac4061a5b 252 uint8_t BSP_AUDIO_IN_Stop(uint32_t Option);
NirT 1:e8fac4061a5b 253 uint8_t BSP_AUDIO_IN_Pause(void);
NirT 1:e8fac4061a5b 254 uint8_t BSP_AUDIO_IN_Resume(void);
NirT 1:e8fac4061a5b 255 uint8_t BSP_AUDIO_IN_SetVolume(uint8_t Volume);
NirT 1:e8fac4061a5b 256 void BSP_AUDIO_IN_DeInit(void);
NirT 1:e8fac4061a5b 257 /* User Callbacks: user has to implement these functions in his code if they are needed. */
NirT 1:e8fac4061a5b 258 /* This function should be implemented by the user application.
NirT 1:e8fac4061a5b 259 It is called into this driver when the current buffer is filled to prepare the next
NirT 1:e8fac4061a5b 260 buffer pointer and its size. */
NirT 1:e8fac4061a5b 261 void BSP_AUDIO_IN_TransferComplete_CallBack(void);
NirT 1:e8fac4061a5b 262 void BSP_AUDIO_IN_HalfTransfer_CallBack(void);
NirT 1:e8fac4061a5b 263
NirT 1:e8fac4061a5b 264 /* This function is called when an Interrupt due to transfer error on or peripheral
NirT 1:e8fac4061a5b 265 error occurs. */
NirT 1:e8fac4061a5b 266 void BSP_AUDIO_IN_Error_CallBack(void);
NirT 1:e8fac4061a5b 267
NirT 1:e8fac4061a5b 268 /* These function can be modified in case the current settings (e.g. DMA stream)
NirT 1:e8fac4061a5b 269 need to be changed for specific application needs */
NirT 1:e8fac4061a5b 270 void BSP_AUDIO_IN_MspInit(SAI_HandleTypeDef *hsai, void *Params);
NirT 1:e8fac4061a5b 271 void BSP_AUDIO_IN_MspDeInit(SAI_HandleTypeDef *hsai, void *Params);
NirT 1:e8fac4061a5b 272
NirT 1:e8fac4061a5b 273 /**
NirT 1:e8fac4061a5b 274 * @}
NirT 1:e8fac4061a5b 275 */
NirT 1:e8fac4061a5b 276
NirT 1:e8fac4061a5b 277 /**
NirT 1:e8fac4061a5b 278 * @}
NirT 1:e8fac4061a5b 279 */
NirT 1:e8fac4061a5b 280
NirT 1:e8fac4061a5b 281 /**
NirT 1:e8fac4061a5b 282 * @}
NirT 1:e8fac4061a5b 283 */
NirT 1:e8fac4061a5b 284
NirT 1:e8fac4061a5b 285 /**
NirT 1:e8fac4061a5b 286 * @}
NirT 1:e8fac4061a5b 287 */
NirT 1:e8fac4061a5b 288
NirT 1:e8fac4061a5b 289 #ifdef __cplusplus
NirT 1:e8fac4061a5b 290 }
NirT 1:e8fac4061a5b 291 #endif
NirT 1:e8fac4061a5b 292
NirT 1:e8fac4061a5b 293 #endif /* __STM32746G_DISCOVERY_AUDIO_H */
NirT 1:e8fac4061a5b 294
NirT 1:e8fac4061a5b 295 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
NirT 1:e8fac4061a5b 296