Team Riedel - display
Dependencies: LCD_fonts SPI_TFT_ILI9341 CMSIS_DSP_401_without_cm4 mbed-src SDFileSystem wavfile
Diff: audio_if.h
- Revision:
- 9:5a860b9c8a6a
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/audio_if.h Sun Dec 13 16:46:14 2015 +0000 @@ -0,0 +1,111 @@ +/** +****************************************************************************** +* @file /Inc/audio_if.h +* @author Central Labs +* @version V1.0.0 +* @date 7-May-2015 +* @brief Header for audio_if.c file. +****************************************************************************** +@attention +* +* <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> +* +* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); +* You may not use this file except in compliance with the License. +* You may obtain a copy of the License at: +* +* http://www.st.com/software_license_agreement_liberty_v2 +* +* 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. +* +****************************************************************************** +*/ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __AUDIO_IF_H +#define __AUDIO_IF_H + +/* Includes ------------------------------------------------------------------*/ +#include "mbed.h" +#include "main.h" +//#include "x_nucleo_cca02m1_audio_l4.h" +#include "stm32l476g_discovery_audio.h" +#include <cstdint> + + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ +/* Exported macro ------------------------------------------------------------*/ +/* Exported functions ------------------------------------------------------- */ + + +extern int8_t Audio_Init(void); +extern int8_t Audio_Record(uint16_t * recbuff); +//extern int8_t Audio_VolumeCtl(int16_t Volume); +//extern int8_t Audio_MuteCtl(uint8_t cmd); +extern int8_t Audio_Stop(void); +//extern int8_t Audio_Pause(void); +//extern int8_t Audio_Resume(void); +//extern int8_t Audio_CommandMgr(uint8_t cmd); +//extern void AudioProcess(uint16_t * pbuf, uint16_t * recbuff); +extern void PrintData(uint16_t * recbuff); +extern void WriteData(uint16_t * recbuff); +//void BSP_AUDIO_IN_HalfTransfer_CallBack(void); + +int rec(const char *filename, uint16_t * recbuff, uint16_t size); + + /** + * @brief Sampling Frequency enumerator + */ +typedef enum +{ + SAMPLING_FREQ_16000 = 16000, + SAMPLING_FREQ_32000 = 32000, + SAMPLING_FREQ_48000 = 48000 + +}OUTPUT_FREQ_TypeDef; + + +#define RAM_TOTAL 0x1000 + +#define AUDIO_CHANNELS 1 +#define AUDIO_SAMPLING_FREQUENCY 48000 + +#define PCM_TEMP_BUFF_SIZE AUDIO_SAMPLING_FREQUENCY/1000*1 + + +#if defined(STM32L053xx) || defined(STM32F072xB) +#if (AUDIO_CHANNELS > 2) +#error "Acquisition of more than 2 microphone is not yet supported for STM32L0 and STM32F0" +#elif (AUDIO_SAMPLING_FREQUENCY > 32000) +#error "Acquisition of sampling frequencies above 32 KHz is not yet supported for STM32L0 and STM32F0" +#elif (AUDIO_SAMPLING_FREQUENCY == 32000 && AUDIO_CHANNELS == 2) +#error "These settings are not yet supported for STM32L0 and STM32F0" +#endif +#endif + +#endif + /* __AUDIO_IF_H */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ +