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STM32303E_EVAL BSP User Manual
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This file contains all the functions prototypes for the stm32303e_eval_audio.c driver. More...
Go to the source code of this file.
Defines | |
| #define | AUDIO_I2C_ADDRESS 0x94 |
| #define | I2Sx SPI3 |
| #define | I2Sx_CLK_ENABLE() __HAL_RCC_SPI3_CLK_ENABLE() |
| #define | I2Sx_CLK_DISABLE() __HAL_RCC_SPI3_CLK_DISABLE() |
| #define | I2Sx_FORCE_RESET() __HAL_RCC_SPI3_FORCE_RESET() |
| #define | I2Sx_RELEASE_RESET() __HAL_RCC_SPI3_RELEASE_RESET() |
| #define | I2Sx_WS_PIN GPIO_PIN_4 |
| #define | I2Sx_MCK_PIN GPIO_PIN_9 |
| #define | I2Sx_SCK_PIN GPIO_PIN_10 |
| #define | I2Sx_DIN_PIN GPIO_PIN_12 |
| #define | I2Sx_WS_GPIO_PORT GPIOA |
| #define | I2Sx_MCK_GPIO_PORT GPIOA |
| #define | I2Sx_SCK_DIN_GPIO_PORT GPIOC |
| #define | I2Sx_MCK_WS_GPIO_CLK_ENABLE() __HAL_RCC_GPIOA_CLK_ENABLE() |
| #define | I2Sx_MCK_WS_GPIO_CLK_DISABLE() __HAL_RCC_GPIOA_CLK_DISABLE() |
| #define | I2Sx_WS_AF GPIO_AF6_SPI3 |
| #define | I2Sx_MCK_AF GPIO_AF5_SPI3 |
| #define | I2Sx_SCK_DIN_GPIO_CLK_ENABLE() __HAL_RCC_GPIOC_CLK_ENABLE() |
| #define | I2Sx_SCK_DIN_GPIO_CLK_DISABLE() __HAL_RCC_GPIOC_CLK_DISABLE() |
| #define | I2Sx_SCK_DIN_AF GPIO_AF6_SPI3 |
| #define | I2Sx_DMAx_CLK_ENABLE() __HAL_RCC_DMA2_CLK_ENABLE() |
| #define | I2Sx_DMAx_CLK_DISABLE() __HAL_RCC_DMA2_CLK_DISABLE() |
| #define | I2Sx_DMAx_CHANNEL DMA2_Channel2 |
| #define | I2Sx_DMAx_IRQ DMA2_Channel2_IRQn |
| #define | I2Sx_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD |
| #define | I2Sx_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD |
| #define | DMA_MAX_SZE 0xFFFF |
| #define | AUDIO_OUT_IRQ_PREPRIO 0x0E /* Select the preemption priority level(0 is the highest) */ |
| #define | AUDIO_OUT_IRQ_SUBPRIO 0 /* Select the sub-priority level (0 is the highest) */ |
| #define | AUDIODATA_SIZE 2 /* 16-bits audio data size */ |
| #define | DMA_MAX(_X_) (((_X_) <= DMA_MAX_SZE)? (_X_):DMA_MAX_SZE) |
Enumerations | |
| enum | AUDIO_StatusTypeDef { AUDIO_OK = 0x00, AUDIO_ERROR = 0x01, AUDIO_TIMEOUT = 0x02 } |
Functions | |
| uint8_t | BSP_AUDIO_OUT_Init (uint16_t OutputDevice, uint8_t Volume, uint32_t AudioFreq) |
| Configure the audio peripherals. | |
| uint8_t | BSP_AUDIO_OUT_Play (uint16_t *pBuffer, uint32_t Size) |
| Starts playing audio stream from a data buffer for a determined size. | |
| uint8_t | BSP_AUDIO_OUT_ChangeBuffer (uint16_t *pData, uint16_t Size) |
| Sends n-Bytes on the I2S interface. | |
| uint8_t | BSP_AUDIO_OUT_Pause (void) |
| This function Pauses the audio file stream. | |
| uint8_t | BSP_AUDIO_OUT_Resume (void) |
| This function Resumes the audio file stream. | |
| uint8_t | BSP_AUDIO_OUT_Stop (uint32_t Option) |
| Stops audio playing and Power down the Audio Codec. | |
| uint8_t | BSP_AUDIO_OUT_SetVolume (uint8_t Volume) |
| Controls the current audio volume level. | |
| uint8_t | BSP_AUDIO_OUT_SetFrequency (uint32_t AudioFreq) |
| Update the audio frequency. | |
| uint8_t | BSP_AUDIO_OUT_SetMute (uint32_t Cmd) |
| Enables or disables the MUTE mode by software. | |
| uint8_t | BSP_AUDIO_OUT_SetOutputMode (uint8_t Output) |
| Switch dynamically (while audio file is played) the output target (speaker or headphone). | |
| __weak void | BSP_AUDIO_OUT_TransferComplete_CallBack (void) |
| Manages the DMA full Transfer complete event. | |
| __weak void | BSP_AUDIO_OUT_HalfTransfer_CallBack (void) |
| Manages the DMA Half Transfer complete event. | |
| __weak void | BSP_AUDIO_OUT_Error_CallBack (void) |
| Audio OUT Error callback function. | |
Detailed Description
This file contains all the functions prototypes for the stm32303e_eval_audio.c driver.
- Attention:
© COPYRIGHT(c) 2016 STMicroelectronics
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name of STMicroelectronics nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Definition in file stm32303e_eval_audio.h.
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