STM3210C_EVAL BSP User Manual
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stm3210c_eval_audio.h
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00001 /** 00002 ****************************************************************************** 00003 * @file stm3210c_eval_audio.h 00004 * @author MCD Application Team 00005 * @version V6.0.1 00006 * @date 18-December-2015 00007 * @brief This file contains the common defines and functions prototypes for 00008 * stm3210c_eval_audio.c driver. 00009 ****************************************************************************** 00010 * @attention 00011 * 00012 * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> 00013 * 00014 * Redistribution and use in source and binary forms, with or without modification, 00015 * are permitted provided that the following conditions are met: 00016 * 1. Redistributions of source code must retain the above copyright notice, 00017 * this list of conditions and the following disclaimer. 00018 * 2. Redistributions in binary form must reproduce the above copyright notice, 00019 * this list of conditions and the following disclaimer in the documentation 00020 * and/or other materials provided with the distribution. 00021 * 3. Neither the name of STMicroelectronics nor the names of its contributors 00022 * may be used to endorse or promote products derived from this software 00023 * without specific prior written permission. 00024 * 00025 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00026 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00027 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00028 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 00029 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00030 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00031 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00032 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00033 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00034 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00035 * 00036 ****************************************************************************** 00037 */ 00038 00039 /* Define to prevent recursive inclusion -------------------------------------*/ 00040 #ifndef __STM3210C_EVAL_AUDIO_H 00041 #define __STM3210C_EVAL_AUDIO_H 00042 00043 #ifdef __cplusplus 00044 extern "C" { 00045 #endif 00046 00047 /* Includes ------------------------------------------------------------------*/ 00048 /* Include audio component Driver */ 00049 #include "../Components/cs43l22/cs43l22.h" 00050 #include "stm3210c_eval.h" 00051 00052 /** @addtogroup BSP 00053 * @{ 00054 */ 00055 00056 /** @addtogroup STM3210C_EVAL 00057 * @{ 00058 */ 00059 00060 /** @addtogroup STM3210C_EVAL_AUDIO 00061 * @{ 00062 */ 00063 00064 00065 /** @defgroup STM3210C_EVAL_AUDIO_Exported_Types AUDIO_Exported_Types 00066 * @{ 00067 */ 00068 00069 /** 00070 * @} 00071 */ 00072 00073 /** @defgroup STM3210C_EVAL_AUDIO_OUT_Exported_Constants AUDIO_OUT_Exported_Constants 00074 * @{ 00075 */ 00076 00077 00078 /*------------------------------------------------------------------------------ 00079 AUDIO OUT CONFIGURATION 00080 ------------------------------------------------------------------------------*/ 00081 00082 /* I2S peripheral configuration defines */ 00083 #define I2SOUT SPI2 00084 #define I2SOUT_CLK_ENABLE() __HAL_RCC_SPI2_CLK_ENABLE() 00085 #define I2SOUT_SCK_SD_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE() 00086 #define I2SOUT_MCK_CLK_ENABLE() __HAL_RCC_GPIOC_CLK_ENABLE() 00087 #define I2SOUT_WS_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE() 00088 #define I2SOUT_WS_PIN GPIO_PIN_12 /* PB.12*/ 00089 #define I2SOUT_SCK_PIN GPIO_PIN_13 /* PB.13*/ 00090 #define I2SOUT_SD_PIN GPIO_PIN_15 /* PB.15*/ 00091 #define I2SOUT_MCK_PIN GPIO_PIN_6 /* PC.06*/ 00092 #define I2SOUT_SCK_SD_GPIO_PORT GPIOB 00093 #define I2SOUT_WS_GPIO_PORT GPIOB 00094 #define I2SOUT_MCK_GPIO_PORT GPIOC 00095 00096 /* I2S DMA Channel definitions */ 00097 #define I2SOUT_DMAx_CLK_ENABLE() __HAL_RCC_DMA1_CLK_ENABLE() 00098 #define I2SOUT_DMAx_CHANNEL DMA1_Channel5 00099 #define I2SOUT_DMAx_IRQ DMA1_Channel5_IRQn 00100 #define I2SOUT_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD 00101 #define I2SOUT_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD 00102 #define DMA_MAX_SZE 0xFFFF 00103 00104 #define I2SOUT_IRQHandler DMA1_Channel5_IRQHandler 00105 00106 /* Select the interrupt preemption priority and subpriority for the DMA interrupt */ 00107 #define AUDIO_OUT_IRQ_PREPRIO 5 /* Select the preemption priority level(0 is the highest) */ 00108 00109 /*------------------------------------------------------------------------------ 00110 CONFIGURATION: Audio Driver Configuration parameters 00111 ------------------------------------------------------------------------------*/ 00112 00113 /* Audio status definition */ 00114 #define AUDIO_OK 0 00115 #define AUDIO_ERROR 1 00116 #define AUDIO_TIMEOUT 2 00117 00118 /* PDM buffer input size */ 00119 #define INTERNAL_BUFF_SIZE 128*DEFAULT_AUDIO_IN_FREQ/16000*DEFAULT_AUDIO_IN_CHANNEL_NBR 00120 00121 /*------------------------------------------------------------------------------ 00122 OPTIONAL Configuration defines parameters 00123 ------------------------------------------------------------------------------*/ 00124 00125 00126 /** 00127 * @} 00128 */ 00129 00130 /** @defgroup STM3210C_EVAL_AUDIO_Exported_Macros AUDIO_Exported_Macros 00131 * @{ 00132 */ 00133 #define DMA_MAX(_X_) (((_X_) <= DMA_MAX_SZE)? (_X_):DMA_MAX_SZE) 00134 00135 /** 00136 * @} 00137 */ 00138 00139 /** @addtogroup STM3210C_EVAL_AUDIO_OUT_Exported_Functions 00140 * @{ 00141 */ 00142 uint8_t BSP_AUDIO_OUT_Init(uint16_t OutputDevice, uint8_t Volume, uint32_t AudioFreq); 00143 uint8_t BSP_AUDIO_OUT_Play(uint16_t* pBuffer, uint32_t Size); 00144 void BSP_AUDIO_OUT_ChangeBuffer(uint16_t *pData, uint16_t Size); 00145 uint8_t BSP_AUDIO_OUT_Pause(void); 00146 uint8_t BSP_AUDIO_OUT_Resume(void); 00147 uint8_t BSP_AUDIO_OUT_Stop(uint32_t Option); 00148 uint8_t BSP_AUDIO_OUT_SetVolume(uint8_t Volume); 00149 void BSP_AUDIO_OUT_SetFrequency(uint32_t AudioFreq); 00150 uint8_t BSP_AUDIO_OUT_SetMute(uint32_t Command); 00151 uint8_t BSP_AUDIO_OUT_SetOutputMode(uint8_t Output); 00152 00153 /* User Callbacks: user has to implement these functions in his code if they are needed. */ 00154 /* This function is called when the requested data has been completely transferred.*/ 00155 void BSP_AUDIO_OUT_TransferComplete_CallBack(void); 00156 00157 /* This function is called when half of the requested buffer has been transferred. */ 00158 void BSP_AUDIO_OUT_HalfTransfer_CallBack(void); 00159 00160 /* This function is called when an Interrupt due to transfer error on or peripheral 00161 error occurs. */ 00162 void BSP_AUDIO_OUT_Error_CallBack(void); 00163 00164 /** 00165 * @} 00166 */ 00167 00168 00169 00170 /** 00171 * @} 00172 */ 00173 00174 /** 00175 * @} 00176 */ 00177 00178 /** 00179 * @} 00180 */ 00181 00182 #ifdef __cplusplus 00183 } 00184 #endif 00185 00186 #endif /* __STM3210C_EVAL_AUDIO_H */ 00187 00188 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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