/**
* @brief Get the CS42L52 ID.
* @param DeviceAddr: Device address on communication Bus.
* @retval The CS42L52 ID
*/
uint32_t cs42l52_ReadID(uint16_t DeviceAddr)
{
/* Initialize the Control interface of the Audio Codec */
AUDIO_IO_Init();
return ((uint32_t)AUDIO_IO_Read(DeviceAddr, CS42L52_CHIPID_ADDR));
}
/**
* @brief Get the WM8994 ID.
* @param DeviceAddr: Device address on communication Bus.
* @retval The WM8994 ID
*/
uint32_t wm8994_ReadID(uint16_t DeviceAddr)
{
/* Initialize the Control interface of the Audio Codec */
AUDIO_IO_Init();
return ((uint32_t)AUDIO_IO_Read(DeviceAddr, WM8994_CHIPID_ADDR));
}
/**
* @brief Get the CS43L22 ID.
* @param DeviceAddr: Device address on communication Bus.
* @retval The CS43L22 ID
*/
uint32_t cs43l22_ReadID(uint16_t DeviceAddr)
{
uint8_t Value;
/* Initialize the Control interface of the Audio Codec */
AUDIO_IO_Init();
Value = AUDIO_IO_Read(DeviceAddr, CS43L22_CHIPID_ADDR);
Value = (Value & CS43L22_ID_MASK);
return((uint32_t) Value);
}
/**
* @brief Writes/Read a single data.
* @param Addr: I2C address
* @param Reg: Reg address
* @param Value: Data to be written
* @retval None
*/
static uint8_t CODEC_IO_Write(uint8_t Addr, uint16_t Reg, uint16_t Value)
{
uint32_t result = 0;
AUDIO_IO_Write(Addr, Reg, Value);
#ifdef VERIFY_WRITTENDATA
/* Verify that the data has been correctly written */
result = (AUDIO_IO_Read(Addr, Reg) == Value)? 0:1;
#endif /* VERIFY_WRITTENDATA */
return result;
}
