File ns_audadc.c

FileList > apollo4 > ns_audadc.c

#include "../ns_audadc.h"
#include "am_bsp.h"
#include "am_mcu_apollo.h"
#include "am_util.h"
#include "ns_audio.h"
#include "ns_core.h"

Public Attributes

Type	Name
AUDADC_Type *	g_adc
MCUCTRL_Type *	g_mcuctrl
am_hal_audadc_dma_config_t	g_sAUDADCDMAConfig
am_hal_audadc_gain_config_t	g_sAudadcGainConfig = = {
.ui32LGA = 0,
.ui32HGADELTA = 0,
.ui32LGB = 0,
.ui32HGBDELTA = 0,
.eUpdateMode = AM_HAL_AUDADC_GAIN_UPDATE_IMME,
}
ns_audadc_cfg_t	ns_audadc_default = = {

.clock = NS\_CLKSEL\_HFRC2\_ADJ,
.low\_power\_mode = true,
.repeating\_trigger\_mode = true,
.dcmp\_enable = false,

}
| | ns_audadc_cfg_t | ns_audadc_vos_default = = { .clock = NS_CLKSEL_HFRC2_ADJ, .low_power_mode = true, .repeating_trigger_mode = false, .dcmp_enable = false, }
|

Public Static Attributes

Type	Name
uint32_t	axiScratchBuf
void *	g_AUDADCHandle
volatile bool	g_bAUDADCDMAError

Public Functions

Type	Name
void	am_audadc0_isr (void)
uint32_t	audadc_config (ns_audadc_cfg_t * cfg) Configure and enable the AUDADC.
void	audadc_deinit (ns_audio_config_t * cfg)
uint32_t	audadc_init (ns_audio_config_t * cfg)
uint32_t	audadc_slot_config (ns_audio_config_t * cfg)

Public Static Functions

Type	Name
void	audadc_config_dma (ns_audio_config_t * cfg)
void	audadc_pga_init (ns_audio_config_t * cfg)

Macros

Type	Name
define	CH_A0_GAIN_DB 18
define	CH_A1_GAIN_DB 18
define	CH_B0_GAIN_DB 12
define	CH_B1_GAIN_DB 12
define	CLK_SRC HFRC
define	HFRC 1
define	HFRC2 2
define	HFRC2_ADJ 3
define	PREAMP_FULL_GAIN 24
define	XTHS 0

Public Attributes Documentation

variable g_adc

AUDADC_Type* g_adc;

variable g_mcuctrl

MCUCTRL_Type* g_mcuctrl;

variable g_sAUDADCDMAConfig

am_hal_audadc_dma_config_t g_sAUDADCDMAConfig;

variable g_sAudadcGainConfig

am_hal_audadc_gain_config_t g_sAudadcGainConfig;

variable ns_audadc_default

ns_audadc_cfg_t ns_audadc_default;

variable ns_audadc_vos_default

ns_audadc_cfg_t ns_audadc_vos_default;

Public Static Attributes Documentation

variable axiScratchBuf

uint32_t axiScratchBuf[20];

variable g_AUDADCHandle

void* g_AUDADCHandle;

variable g_bAUDADCDMAError

volatile bool g_bAUDADCDMAError;

Public Functions Documentation

function am_audadc0_isr

void am_audadc0_isr (
    void
)

function audadc_config

Configure and enable the AUDADC.

uint32_t audadc_config (
    ns_audadc_cfg_t * cfg
)

Parameters:

cfg - AUDADC-specific configuration

Returns:

uint32_t status

function audadc_deinit

void audadc_deinit (
    ns_audio_config_t * cfg
)

function audadc_init

uint32_t audadc_init (
    ns_audio_config_t * cfg
)

function audadc_slot_config

uint32_t audadc_slot_config (
    ns_audio_config_t * cfg
)

Public Static Functions Documentation

function audadc_config_dma

static void audadc_config_dma (
    ns_audio_config_t * cfg
)

function audadc_pga_init

static void audadc_pga_init (
    ns_audio_config_t * cfg
)

Macro Definition Documentation

define CH_A0_GAIN_DB

#define CH_A0_GAIN_DB 18

define CH_A1_GAIN_DB

#define CH_A1_GAIN_DB 18

define CH_B0_GAIN_DB

#define CH_B0_GAIN_DB 12

define CH_B1_GAIN_DB

#define CH_B1_GAIN_DB 12

define CLK_SRC

#define CLK_SRC HFRC

define HFRC

#define HFRC 1

define HFRC2

#define HFRC2 2

define HFRC2_ADJ

#define HFRC2_ADJ 3

define PREAMP_FULL_GAIN

#define PREAMP_FULL_GAIN 24

define XTHS

#define XTHS 0

The documentation for this class was generated from the following file neuralSPOT/neuralspot/ns-audio/src/apollo4/ns_audadc.c