Header file containing functions prototypes of PDM app library. More...
#include "grx_hal.h"
#include "app_drv_error.h"
#include "app_drv_config.h"
#include "app_io.h"
#include "app_dma.h"
Go to the source code of this file.
Classes | |
struct | app_pdm_pin_t |
PDM IO configuration Structures. More... | |
struct | app_pdm_pin_cfg_t |
PDM IO Structures. More... | |
struct | app_pdm_dma_t |
PDM operate mode Enumerations definition. More... | |
struct | app_pdm_evt_t |
PDM event structure definition. More... | |
struct | pdm_env_t |
app pdm instance structure. More... | |
struct | app_pdm_params_t |
PDM parameters structure definition. More... | |
Typedefs | |
typedef void(* | app_pdm_evt_handler_t) (app_pdm_evt_t *type) |
PDM event callback definition. More... | |
Enumerations | |
enum | app_pdm_evt_type_t { APP_PDM_EVT_DMA_ERROR, APP_PDM_EVT_DMA_TFR, APP_PDM_EVT_DMA_BLK, APP_PDM_EVT_LEFT_OVERFLOW, APP_PDM_EVT_RIGHT_OVERFLOW } |
PDM event Enumerations definition. More... | |
enum | app_pdm_state_t { APP_PDM_INACTIVITY = 0, APP_PDM_ACTIVITY } |
pdm state types. More... | |
Functions | |
uint16_t | app_pdm_init (app_pdm_params_t *p_params, app_pdm_evt_handler_t evt_handler) |
Initialize the APP PDM DRIVER according to the specified parameters in the app_pdm_params_t and app_pdm_evt_handler_t. More... | |
uint16_t | app_pdm_deinit (void) |
De-initialize the APP PDM DRIVER peripheral. More... | |
uint16_t | app_pdm_left_start_dma (uint16_t *p_data, uint32_t length) |
Start the pdm left channel transfer with dma. More... | |
uint16_t | app_pdm_right_start_dma (uint16_t *p_data, uint32_t length) |
Start the pdm right channel transfer with dma. More... | |
uint16_t | app_pdm_stereo_start_dma (uint32_t *p_data, uint32_t length) |
Start the pdm dual channel transfer with dma. More... | |
uint16_t | app_pdm_left_start_dma_sg_llp (uint16_t *p_data, uint32_t length, dma_sg_llp_config_t *sg_llp_config) |
Start the pdm left channel transfer with dma's sg and llp functions. More... | |
uint16_t | app_pdm_right_start_dma_sg_llp (uint16_t *p_data, uint32_t length, dma_sg_llp_config_t *sg_llp_config) |
Start the pdm right channel transfer with dma's sg and llp functions. More... | |
uint16_t | app_pdm_stereo_start_dma_sg_llp (uint32_t *p_data, uint32_t length, dma_sg_llp_config_t *sg_llp_config) |
Start the pdm dual channel transfer with dma's sg and llp functions. More... | |
uint16_t | app_pdm_abort (void) |
Abort the pdm transfer. More... | |
pdm_handle_t * | app_pdm_get_handle (void) |
Return the PDM handle. More... | |
Header file containing functions prototypes of PDM app library.
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Definition in file app_pdm.h.