Macros | Functions | Variables
stm32f407/stm32f407g-disc1/Drivers/BSP/Components/cs43l22/cs43l22.c File Reference

This file provides the CS43L22 Audio Codec driver.
More...

#include "cs43l22.h"
Include dependency graph for stm32f407/stm32f407g-disc1/Drivers/BSP/Components/cs43l22/cs43l22.c:

Go to the source code of this file.

Macros

#define VOLUME_CONVERT(Volume)   (((Volume) > 100)? 255:((uint8_t)(((Volume) * 255) / 100)))
 

Functions

static uint8_t CODEC_IO_Write (uint8_t Addr, uint8_t Reg, uint8_t Value)
 Writes/Read a single data. More...
 
void cs43l22_DeInit (void)
 Deinitializes the audio codec. More...
 
uint32_t cs43l22_Init (uint16_t DeviceAddr, uint16_t OutputDevice, uint8_t Volume, uint32_t AudioFreq)
 Initializes the audio codec and the control interface. More...
 
uint32_t cs43l22_Pause (uint16_t DeviceAddr)
 Pauses playing on the audio codec. More...
 
uint32_t cs43l22_Play (uint16_t DeviceAddr, uint16_t *pBuffer, uint16_t Size)
 Start the audio Codec play feature. More...
 
uint32_t cs43l22_ReadID (uint16_t DeviceAddr)
 Get the CS43L22 ID. More...
 
uint32_t cs43l22_Reset (uint16_t DeviceAddr)
 Resets cs43l22 registers. More...
 
uint32_t cs43l22_Resume (uint16_t DeviceAddr)
 Resumes playing on the audio codec. More...
 
uint32_t cs43l22_SetFrequency (uint16_t DeviceAddr, uint32_t AudioFreq)
 Sets new frequency. More...
 
uint32_t cs43l22_SetMute (uint16_t DeviceAddr, uint32_t Cmd)
 Enables or disables the mute feature on the audio codec. More...
 
uint32_t cs43l22_SetOutputMode (uint16_t DeviceAddr, uint8_t Output)
 Switch dynamically (while audio file is played) the output target (speaker or headphone). More...
 
uint32_t cs43l22_SetVolume (uint16_t DeviceAddr, uint8_t Volume)
 Sets higher or lower the codec volume level. More...
 
uint32_t cs43l22_Stop (uint16_t DeviceAddr, uint32_t CodecPdwnMode)
 Stops audio Codec playing. It powers down the codec. More...
 

Variables

AUDIO_DrvTypeDef cs43l22_drv
 
static uint8_t Is_cs43l22_Stop = 1
 
volatile uint8_t OutputDev = 0
 

Detailed Description

This file provides the CS43L22 Audio Codec driver.

Author
MCD Application Team
Attention

© COPYRIGHT(c) 2015 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 stm32f407/stm32f407g-disc1/Drivers/BSP/Components/cs43l22/cs43l22.c.



picovoice_driver
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autogenerated on Fri Apr 1 2022 02:14:56