* @brief This function handles main Media layer interrupt. * @param None * @retval 0 if correct communication, else wrong communication */

* @brief Initializes and prepares the Media to perform audio data transfer * from Media to the I2S peripheral. * @param None * @re

* @brief Initializes and prepares the Media to perform audio data transfer * from Media to the I2S peripheral. * @param None * @re

* @brief Initializes and prepares the Media to perform audio data transfer * from Media to the I2S peripheral. * @param None * @re

* @brief Pauses or Resumes the audio stream playing from the Media. * @param Cmd: AUDIO_PAUSE (or 0) to pause, AUDIO_RESUME (or any value differe

* @brief Pauses or Resumes the audio stream playing from the Media. * @param Cmd: AUDIO_PAUSE (or 0) to pause, AUDIO_RESUME (or any value differe

* @brief Pauses or Resumes the audio stream playing from the Media. * @param Cmd: AUDIO_PAUSE (or 0) to pause, AUDIO_RESUME (or any value differe

* @brief Starts playing audio stream from the audio Media. * @param None * @retval None */

* @brief Starts playing audio stream from the audio Media. * @param None * @retval None */

* @brief Starts playing audio stream from the audio Media. * @param None * @retval None */

* @brief Stops audio stream playing on the used Media. * @param None * @retval None */

* @brief Stops audio stream playing on the used Media. * @param None * @retval None */

* @brief Stops audio stream playing on the used Media. * @param None * @retval None */

* Function Name : CBW_Decode * Description : Decode the received CBW and call the related SCSI command * routine. * Input

* Function Name : CBW_Decode * Description : Decode the received CBW and call the related SCSI command * routine. * Input

* Function Name : Receive DATA . * Description : receive the data from the PC to STM32 and send it through USB * Input : None. * Outpu

* Function Name : Send DATA . * Description : send the data received from the STM32 to the PC through USB * Input : None. * Output

* @brief Enables or disables the CEC peripheral. * @param NewState: new state of the CEC peripheral. * This parameter can be: ENABLE

* @brief Deinitializes all CEC peripheral registers to their default reset values. * @param None * @retval None */

* @brief Initializes the CEC peripheral according to the specified * parameters in the CEC_InitStruct. * @note The CEC parameters m

* @brief Enables or disables the CEC Listen Mode. * @param NewState: new state of the Listen Mode. * This parameter can be: ENABLE or

* @brief Checks for error conditions for CMD0. * @param None * @retval SD_Error: SD Card Error code. */

* @brief Checks for error conditions for CMD0. * @param None * @retval SD_Error: SD Card Error code. */

* @brief Checks for error conditions for R3 (OCR) response. * @param None * @retval SD_Error: SD Card Error code. */

* @brief Checks for error conditions for R3 (OCR) response. * @param None * @retval SD_Error: SD Card Error code. */

* @brief Checks for error conditions for R6 (RCA) response. * @param cmd: The sent command index. * @param prca: pointer to the variable that

* @brief Checks for error conditions for R6 (RCA) response. * @param cmd: The sent command index. * @param prca: pointer to the variable that

* @brief Checks for error conditions for R7 response. * @param None * @retval SD_Error: SD Card Error code. */

* @brief Checks for error conditions for R7 response. * @param None * @retval SD_Error: SD Card Error code. */

* @brief Restores the Audio Codec audio interface to its default state. * @param None * @retval None */

* @brief Restores the Audio Codec audio interface to its default state. * @param None * @retval None */

* @brief Restores the Audio Codec audio interface to its default state. * @param None * @retval None */

* @brief Initializes the Audio Codec audio interface (I2S) * @note This function assumes that the I2S input clock (through PLL_R in *

* @brief Initializes the Audio Codec audio interface (I2S) * @note This function assumes that the I2S input clock (through PLL_R in *

* @brief Initializes the Audio Codec audio interface (I2S) * @note This function assumes that the I2S input clock (through PLL_R in *

* @brief Restore the Audio Codec control interface to its default state. * This function doesn't de-initialize the I2C because the I2C per

* @brief Restore the Audio Codec control interface to its default state. * This function doesn't de-initialize the I2C because the I2C per

* @brief Restore the Audio Codec control interface to its default state. * This function doesn't de-initialize the I2C because the I2C per

* @brief Initializes the Audio Codec control interface (I2C). * @param None * @retval None */

* @brief Initializes the Audio Codec control interface (I2C). * @param None * @retval None */

* @brief Restore the audio codec state to default state and free all used * resources. * @param None * @retval 0 if correct commun

* @brief Restore the audio codec state to default state and free all used * resources. * @param None * @retval 0 if correct commun

* @brief Restore the audio codec state to default state and free all used * resources. * @param None * @retval 0 if correct commun

* @brief Restores the IOs used by the Audio Codec interface to their default state. * @param None * @retval None */

* @brief Restores the IOs used by the Audio Codec interface to their default state. * @param None * @retval None */

* @brief Restores the IOs used by the Audio Codec interface to their default state. * @param None * @retval None */

* @brief Initializes IOs used by the Audio Codec (on the control and audio * interfaces). * @param None * @retval None */

* @brief Initializes IOs used by the Audio Codec (on the control and audio * interfaces). * @param None * @retval None */

* @brief Initializes IOs used by the Audio Codec (on the control and audio * interfaces). * @param None * @retval None */

* @brief Initializes IOs used by the Audio Codec (on the control and audio * interfaces). * @param None * @retval None */

============================================================================ CS42L52 Audio Codec Control Functions ===============

============================================================================== CS43L22 Audio Codec Control Functions =============

============================================================================ CS43L22 Audio Codec Control Functions ===============

* @brief Pauses and resumes playing on the audio codec. * @param Cmd: AUDIO_PAUSE (or 0) to pause, AUDIO_RESUME (or any value different *

* @brief Pauses and resumes playing on the audio codec. * @param Cmd: AUDIO_PAUSE (or 0) to pause, AUDIO_RESUME (or any value different *

* @brief Pauses and resumes playing on the audio codec. * @param Cmd: AUDIO_PAUSE (or 0) to pause, AUDIO_RESUME (or any value different *

* @brief Start the audio Codec play feature. * @note For this codec no Play options are required. * @param None * @retval 0 if correct co

* @brief Start the audio Codec play feature. * @note For this codec no Play options are required. * @param None * @retval 0 if correct co

* @brief Start the audio Codec play feature. * @note For this codec no Play options are required. * @param None * @retval 0 if correct co

* @brief Reads and returns the value of an audio codec register through the * control interface (I2C). * @param RegisterAddr: Address

* @brief Reads and returns the value of an audio codec register through the * control interface (I2C). * @param RegisterAddr: Address

* @brief Stops audio Codec playing. It powers down the codec. * @param CodecPdwnMode: selects the power down mode. * - CODEC_PDWN_SW

* @brief Stops audio Codec playing. It powers down the codec. * @param CodecPdwnMode: selects the power down mode. * - CODEC_PDWN_SW

* @brief Stops audio Codec playing. It powers down the codec. * @param CodecPdwnMode: selects the power down mode. * - CODEC_PDWN_SW

* @brief Sets higher or lower the codec volume level. * @param Volume: a byte value from 0 to 255 (refer to codec registers * descrip

* @brief Converts an ascii char to the a LCD Digit (previous coding). * @param c: a char to display. * @param Point: a point to add in front

* @brief Converts an ascii char to an LCD digit. * @param c: Char to display. * @param point: A point to add in front of char. *

* Function Name : CustomHID_SetProtocol * Description : Joystick Set Protocol request routine. * Input : None. * Output : None

* Function Name : CustomHID_SetProtocol * Description : Joystick Set Protocol request routine. * Input : None. * Output : None

* @brief Enables or disables the specified DAC channel. * @param DAC_Channel: The selected DAC channel. * This parameter can be:

* @brief Deinitializes the DAC peripheral registers to their default reset values. * @param None * @retval None */

* @brief Initializes the DAC peripheral according to the specified parameters * in the DAC_InitStruct. * @param DAC_Channel: the selec

* @brief Sets the specified data holding register value for DAC channel1. * @param DAC_Align: Specifies the data alignment for DAC channel1. *

* @brief Fills each DAC_InitStruct member with its default value. * @param DAC_InitStruct: pointer to a DAC_InitTypeDef structure which will

* Function Name : DFU_Button_Config. * Description : Configures the DFU selector Button to enter DFU Mode. * Input : None. * Output

* Function Name : DFU_Button_Read. * Description : Reads the DFU selector Button to enter DFU Mode. * Input : None. * Output :

* Function Name : DFU_write_crc. * Description : DFU Write CRC routine. * Input : None. * Output : None. * Return : N

* Function Name : DataStageOut. * Description : Data stage of a Control Write Transfer. * Input : None. * Output : None. * Re

* Function Name : Data_Setup0. * Description : Proceed the processing of setup request with data stage. * Input : None. * Output

* Function Name : DecrementVar_AudioDataIndex * Description : Set the AudioDataIndex variable to 1. * Input : None * Output :

* Function Name : SetVar_AudioReplay * Description : Decrement the AudioReplayCount variable if AudioReplay is different * : fro

* Function Name : EXTI_Configuration. * Description : Configure the EXTI lines for Key and Tamper push buttons. * Input : None. * Output

* Function Name : EXTI_Configuration. * Description : Configure the EXTI lines for Key and Tamper push buttons. * Input : None. * Output

* Function Name : FLASH_If_Init * Description : Initializes the Media on the STM32 * Input : None * Output : None * Return

* @brief Checks whether the FLASH Read out Protection Status is set or not. * @param None * @retval FLASH ReadOut Protection Status(SET or RES

* @brief Checks whether the FLASH Read out Protection Status is set or not. * @param None * @retval FLASH ReadOut Protection Status(SET or RES

* @brief Programs a half page in program memory. * @param Address: specifies the address to be written. * @param pBuffer: pointer to the buff

* @brief Programs a word at a specified address. * @note To correctly run this function, the FLASH_Unlock() function * must be called

Private variables ---------------------------------------------------------*/ Private function prototypes --------------------------------------------

Private variables ---------------------------------------------------------*/ Private function prototypes --------------------------------------------

* Function Name : FSMC_NAND_ReadID * Description : Reads NAND memory's ID. * Input : - NAND_ID: pointer to a NAND_IDTypeDef structure w

* Function Name : FSMC_NAND_ReadID * Description : Reads NAND memory's ID. * Input : - NAND_ID: pointer to a NAND_IDTypeDef structure w

* Function Name : FSMC_NAND_ReadSpareArea * Description : This routine read the spare area information from the specified * pag

* Function Name : FSMC_NAND_ReadSpareArea * Description : This routine read the spare area information from the specified * pag

* Function Name : FSMC_NOR_EraseBlock * Description : Erases the specified Nor memory block. * Input : - BlockAddr: address of the bloc

Private variables ---------------------------------------------------------*/ Private function prototypes --------------------------------------------