249 #ifndef ti_drivers_pdm_PDMCC26XX__include
250 #define ti_drivers_pdm_PDMCC26XX__include
260 #define ti_sysbios_family_arm_m3_Hwi__nolocalnames
262 #include <ti/sysbios/knl/Semaphore.h>
264 #include <ti/sysbios/family/arm/m3/Hwi.h>
275 #define PDM_TASK_STACK_SIZE 500
284 #define PDM_BUFFER_SIZE_IN_BLOCKS 3
287 #define PCM_SAMPLE_SIZE 16 // Only 16 bits supported for now
290 #define PCM_COMPRESSION_RATE 4
296 #define PCM_METADATA_SIZE sizeof(PDMCC26XX_metaData)
320 typedef void *(*PDMCC26XX_MallocFxn)(
size_t memSize);
503 ti_sysbios_family_arm_m3_Hwi_Struct
hwi;
613 #undef ti_sysbios_family_arm_m3_Hwi__nolocalnames
uint8_t PIN_Id
Pin identifier data type.
Definition: PIN.h:557
void PDMCC26XX_close(PDMCC26XX_Handle handle)
Function to close a given CC26XX PDM peripheral specified by the PDM handle.
PDMCC26XX_Gain
Predefined gain settings.
Definition: PDMCC26XX.h:393
PDMCC26XX_Gain micGain
Definition: PDMCC26XX.h:487
PDMCC26XX_pcmBuffer * buffer
Definition: PDMCC26XX.h:435
bool useDefaultFilter
Definition: PDMCC26XX.h:451
PDMCC26XX_Handle PDMCC26XX_open(PDMCC26XX_Params *params)
Function to initialize the CC26XX PDM peripheral specified by the particular handle. The parameter specifies which mode the PDM will operate.
struct PDMCC26XX_Config PDMCC26XX_Config
The PDMCC26XX_Config structure contains a set of pointers used to characterize the PDMCC26XX driver i...
bool PDMCC26XX_startStream(PDMCC26XX_Handle handle)
Function to start streaming PDM data.
A PDMCC26XX_StreamNotification data structure is used with PDMCC26XX_CallbackFxn(). Provides notification about available buffers and potential errors.
Definition: PDMCC26XX.h:407
void * arg
Definition: PDMCC26XX.h:408
void *(* PDMCC26XX_MallocFxn)(size_t memSize)
PDMCC26XX_MallocFxn is a function pointer for the malloc function to be used by the driver...
Definition: PDMCC26XX.h:320
Definition: PDMCC26XX.h:377
struct PDMCC26XX_StreamNotification PDMCC26XX_StreamNotification
A PDMCC26XX_StreamNotification data structure is used with PDMCC26XX_CallbackFxn(). Provides notification about available buffers and potential errors.
bool applyCompression
Definition: PDMCC26XX.h:489
Power manager interface for CC26XX.
struct PDMCC26XX_Object PDMCC26XX_Object
PDMCC26XX Object.
PDMCC26XX_MallocFxn mallocFxn
Definition: PDMCC26XX.h:495
PIN_Handle pinHandle
Definition: PDMCC26XX.h:508
bool PDMCC26XX_stopStream(PDMCC26XX_Handle handle)
Function to stop streaming PDM data.
int taskPriority
Definition: PDMCC26XX.h:356
const PDMCC26XX_Config PDMCC26XX_config[]
PDMCC26XX_CallbackFxn callbackFxn
Definition: PDMCC26XX.h:480
PCM buffer pointed to in a PDMCC26XX_BufferRequest.
Definition: PDMCC26XX.h:310
struct PDMCC26XX_HWAttrs PDMCC26XX_HWAttrs
PDMCC26XX Hardware attributes.
struct PDMCC26XX_Params PDMCC26XX_Params
PDMCC26XX Parameters are used to with the PDMCC26XX_open() call. Default values for these parameters ...
Definition: PDMCC26XX.h:369
bool PDMCC26XX_requestBuffer(PDMCC26XX_Handle handle, PDMCC26XX_BufferRequest *bufferRequest)
Function for requesting buffer.
Semaphore_Struct blockComplete
Definition: PDMCC26XX.h:504
Definition: PDMCC26XX.h:397
void PDMCC26XX_init(PDMCC26XX_Handle handle)
PDM CC26XX initialization.
int32_t * decimationFilter
Definition: PDMCC26XX.h:454
struct PDMCC26XX_Config * PDMCC26XX_Handle
A handle that is returned from a PDMCC26XX_open() call.
Definition: PDMCC26XX.h:362
Definition: PDMCC26XX.h:375
PDMCC26XX_metaData metaData
Definition: PDMCC26XX.h:311
PDMCC26XX_StreamNotification * streamNotification
Definition: PDMCC26XX.h:499
void const * hwAttrs
Definition: PDMCC26XX.h:340
bool micPowerActiveHigh
Definition: PDMCC26XX.h:488
Definition: PDMCC26XX.h:399
bool micPowerActiveHigh
Definition: PDMCC26XX.h:458
A PDMCC26XX_BufferRequest data structure is used with PDMCC26XX_requestBuffer().
Definition: PDMCC26XX.h:434
Definition: PDMCC26XX.h:370
PDMCC26XX Parameters are used to with the PDMCC26XX_open() call. Default values for these parameters ...
Definition: PDMCC26XX.h:448
uint16_t retBufSizeInBytes
Definition: PDMCC26XX.h:464
uint32_t startupDelayWithClockInSamples
Definition: PDMCC26XX.h:491
Definition: PDMCC26XX.h:396
Definition: PDMCC26XX.h:395
uint32_t startupDelayWithClockInSamples
Definition: PDMCC26XX.h:461
The PDMCC26XX_Config structure contains a set of pointers used to characterize the PDMCC26XX driver i...
Definition: PDMCC26XX.h:335
uint16_t retBufSizeInBytes
Definition: PDMCC26XX.h:494
Definition: PDMCC26XX.h:394
Definition: PDMCC26XX.h:378
void * object
Definition: PDMCC26XX.h:337
underlying data structure for type PIN_State
Definition: PIN.h:687
void(* PDMCC26XX_CallbackFxn)(PDMCC26XX_Handle handle, PDMCC26XX_StreamNotification *streamNotification)
The definition of a callback function used when buffers are ready.
Definition: PDMCC26XX.h:417
Definition: PDMCC26XX.h:368
PDMCC26XX_Status status
Definition: PDMCC26XX.h:438
PDMCC26XX_MallocFxn mallocFxn
Definition: PDMCC26XX.h:467
PIN_Id micPower
Definition: PDMCC26XX.h:354
PDMCC26XX_Status status
Definition: PDMCC26XX.h:409
bool useDefaultFilter
Definition: PDMCC26XX.h:481
bool isOpen
Definition: PDMCC26XX.h:510
PDMCC26XX_FreeFxn freeFxn
Definition: PDMCC26XX.h:468
PDMCC26XX Object.
Definition: PDMCC26XX.h:478
PDMCC26XX_Status
Status codes that are set by the PDM driver.
Definition: PDMCC26XX.h:367
int32_t * decimationFilter
Definition: PDMCC26XX.h:484
struct PDMCC26XX_BufferRequest PDMCC26XX_BufferRequest
A PDMCC26XX_BufferRequest data structure is used with PDMCC26XX_requestBuffer().
Definition: PDMCC26XX.h:398
PIN_State pinState
Definition: PDMCC26XX.h:507
bool applyCompression
Definition: PDMCC26XX.h:459
PDMCC26XX_FreeFxn freeFxn
Definition: PDMCC26XX.h:496
uintptr_t custom
Definition: PDMCC26XX.h:469
Generic PIN & GPIO driver.
void(* PDMCC26XX_FreeFxn)(void *ptr, size_t memSize)
PDMCC26XX_FreeFxn is a function pointer for the free function to be used by the driver. This is needed for memory clean up, if something goes wrong.
Definition: PDMCC26XX.h:328
PDMCC26XX Hardware attributes.
Definition: PDMCC26XX.h:352
PDMCC26XX_Gain micGain
Definition: PDMCC26XX.h:457
ti_sysbios_family_arm_m3_Hwi_Struct hwi
Definition: PDMCC26XX.h:503
Definition: PDMCC26XX.h:374
bool bStreamStarted
Definition: PDMCC26XX.h:500
PDMCC26XX_CallbackFxn callbackFxn
Definition: PDMCC26XX.h:450