PDMCC26XX_I2S Object. More...
#include <PDMCC26XX_util.h>
Data Fields | |
bool | isOpen |
uint8_t | blockCount |
uint16_t | blockSizeInBytes |
PDMCC26XX_I2S_RequestMode | requestMode |
uint32_t | requestTimeout |
int32_t | sampleRate |
PIN_Handle | pinHandle |
PDMCC26XX_I2S_TransferSize | blockSizeInSamples |
PDMCC26XX_I2S_CallbackFxn | callbackFxn |
PDMCC26XX_I2S_MallocFxn | mallocFxn |
PDMCC26XX_I2S_FreeFxn | freeFxn |
PDMCC26XX_I2S_StreamNotification * | currentStream |
PDMCC26XX_I2S_AudioFormatConfig | audioFmtCfg |
PDMCC26XX_I2S_AudioPinConfig | audioPinCfg |
HwiP_Struct | hwi |
SemaphoreP_Struct | blockComplete |
SemaphoreP_Struct | semStopping |
PIN_State | pinState |
PDMCC26XX_I2S_AudioClockConfig | audioClkCfg |
PDMCC26XX_I2S Object.
The application must not access any member variables of this structure!
bool PDMCC26XX_I2S_Object::isOpen |
Has the object been opened
uint8_t PDMCC26XX_I2S_Object::blockCount |
Number of PDM buffers the I2S driver can fill without the PDM driver processing them. Must be larger than 3.
uint16_t PDMCC26XX_I2S_Object::blockSizeInBytes |
Size of an individual PDM block buffer in bytes
PDMCC26XX_I2S_RequestMode PDMCC26XX_I2S_Object::requestMode |
Blocking or return mode
uint32_t PDMCC26XX_I2S_Object::requestTimeout |
Timeout for the request when in blocking mode
int32_t PDMCC26XX_I2S_Object::sampleRate |
I2S bit clock frequency in Hz. If negative, or not one of I2S_SAMPLE_RATE_16K/_24K/_32K/_48K then use user configured clock division.
PIN_Handle PDMCC26XX_I2S_Object::pinHandle |
PIN driver handle
PDMCC26XX_I2S_TransferSize PDMCC26XX_I2S_Object::blockSizeInSamples |
I2S DMA transfer size, determines the block size in number of samples. Each sample consumes either 16 or 24 bits, set by PDMCC26XX_I2S_AudioFormatConfig.memLen
PDMCC26XX_I2S_CallbackFxn PDMCC26XX_I2S_Object::callbackFxn |
Callback function pointer
PDMCC26XX_I2S_MallocFxn PDMCC26XX_I2S_Object::mallocFxn |
Malloc function pointer
PDMCC26XX_I2S_FreeFxn PDMCC26XX_I2S_Object::freeFxn |
Free function pointer
PDMCC26XX_I2S_StreamNotification* PDMCC26XX_I2S_Object::currentStream |
Ptr to information about the current transaction
PDMCC26XX_I2S_AudioFormatConfig PDMCC26XX_I2S_Object::audioFmtCfg |
I2S audio format configuration
PDMCC26XX_I2S_AudioPinConfig PDMCC26XX_I2S_Object::audioPinCfg |
I2S pin configuration
HwiP_Struct PDMCC26XX_I2S_Object::hwi |
Hwi object handle
SemaphoreP_Struct PDMCC26XX_I2S_Object::blockComplete |
Notify complete PDMCC26XX_I2S block transfer
SemaphoreP_Struct PDMCC26XX_I2S_Object::semStopping |
PDMCC26XX_I2S stopping sequence semaphore
PIN_State PDMCC26XX_I2S_Object::pinState |
PIN driver state object
PDMCC26XX_I2S_AudioClockConfig PDMCC26XX_I2S_Object::audioClkCfg |
I2S clock division override and clock config