#include "ade9430.h"
#include "adi_pqlib.h"
#include "common_data.h"
#include "no_os_util.h"
#include "status.h"
#include <stdint.h>
#include <string.h>
#include "nhd_c12832a1z.h"

Include dependency graph for afe_config.h:

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Go to the source code of this file.

Macros
#define	BITM_WFB_CFG_BURST_ALL_CHAN 0x00000000

#define	BITM_WFB_CFG_WF_CAP_RESAMPLED_SEL 0x00000000

#define	REG_WAVEFORM_FIRST_HALF_ADDRESS 0x801

#define	REG_WAVEFORM_SECOND_HALF_ADDRESS 0xC01

#define	BITM_ACCMODE_SELFREQ_50HZ 0x0

#define	BITM_ACCMODE_SELFREQ_60HZ 0x0100

#define	BITM_FREQ_VCONSEL_ICONSEL 0xFE0F

#define	BITM_CONFIG0_PERIOD_AVG_CFG_AV8 0x00010000

#define	BITM_CONFIG0_PERIOD_AVG_CFG_AV16 0x00020000

#define	LP_SEL_APERIOD 0x0000

#define	LP_SEL_BPERIOD 0x0008

#define	LP_SEL_CPERIOD 0x0010

#define	ZX_SEL_ZXVA 0x0000

#define	ZX_SEL_ZXVB 0x0002

#define	ZX_SEL_ZXVC 0x0004

#define	SPI_TIMEOUT 100

#define	SPI_HEADER_SIZE 2

#define	MAX_SPI_DATA_SIZE 4

#define	SPI_16BIT_DATA_SIZE 2

#define	SPI_32BIT_DATA_SIZE 4

#define	MAX_SPI_BUFFER_SIZE SPI_HEADER_SIZE + MAX_SPI_DATA_SIZE

Typedefs
typedef uint32_t	AFE_OUTPUT_STATUS

Enumerations
enum	AFE_SPI_STATUS { AFE_SPI_STATUS_DMA_IDLE , AFE_SPI_STATUS_DMA_RUNNING , AFE_SPI_STATUS_DMA_COMPLETED }

Functions
int	init_lcd (void)
	Initialize LCD screen and text.

int	spi_device_init (void)
	SPI Initialization Function.

int	config_wfb (void)
	configure WFB_CFB register, initialized with start filling

int	reset_afe (void)
	resets the AFE

int	afe_start (void)
	Starts the AFE.

int	afe_init (void)
	Initializes SPI handler, AFE register values.

int	afe_read_waveform (uint16_t *pData, uint16_t numSamples)
	reads waveform buffer.

int	afe_read_period (uint32_t *pPeriod, uint16_t numPeriods)
	reads period registers.

int	afe_read_rms_one (uint32_t *pRMS, uint16_t numRMS)
	reads rmsonevalue registers.

int	afe_read_rms_1012 (uint32_t *pRMS, uint16_t numRMS)
	reads rms1012value registers.

int	afe_read_angle (uint16_t *pAngle, uint16_t numAngles, uint16_t angleVolCur)
	reads angle registers.

int	afe_read_status_1 (uint32_t *pSTATUS1)
	Read STATUS1 register.

int	afe_read_status0 (uint32_t *pSTATUS0)
	Read STATUS0 register.

void	afe_wait_settling (uint32_t cycles)
	Waits for passed number of cycles.

int	afe_read_version (uint32_t *pVersion)
	reads AFE version.

int	config_afe_irq (void)
	Configures IRQ flags.

int	afe_set_acc_mode (uint16_t frequency, uint16_t vconsel, uint16_t iconsel)
	sets ACCMODE register for nominal frequency, ICONSEL, VCONSEL.

int	afe_set_ref_channel (uint16_t refChannel)
	sets refChannel.

int	afe_read_32bit_buff (uint16_t addr, uint16_t numSamples, uint32_t *pData)
	reads the 32bit value from the register and saves to a 32bit buffer.

int	afe_read_16bit_buff (uint16_t addr, uint16_t numSamples, uint16_t *pData)
	reads the 16bit value from the register and saves to a 16bitbuffer.

int	afe_write_32bit_reg (uint16_t addr, uint32_t *pData)
	write the 32bit value to the register

int	afe_write_16bit_reg (uint16_t addr, uint16_t *pData)
	write the 16bit value to the register

Macro Definition Documentation

◆ BITM_ACCMODE_SELFREQ_50HZ

#define BITM_ACCMODE_SELFREQ_50HZ 0x0

50Hz System nominal frequency

◆ BITM_ACCMODE_SELFREQ_60HZ

#define BITM_ACCMODE_SELFREQ_60HZ 0x0100

60Hz System nominal frequency

◆ BITM_CONFIG0_PERIOD_AVG_CFG_AV16

#define BITM_CONFIG0_PERIOD_AVG_CFG_AV16 0x00020000

Average by 16 to reduce jitter

◆ BITM_CONFIG0_PERIOD_AVG_CFG_AV8

#define BITM_CONFIG0_PERIOD_AVG_CFG_AV8 0x00010000

Average by 8 to reduce jitter

◆ BITM_FREQ_VCONSEL_ICONSEL

#define BITM_FREQ_VCONSEL_ICONSEL 0xFE0F

frequency, VCON and ICON selection

◆ BITM_WFB_CFG_BURST_ALL_CHAN

#define BITM_WFB_CFG_BURST_ALL_CHAN 0x00000000

WFB_CFG burst all channels

◆ BITM_WFB_CFG_WF_CAP_RESAMPLED_SEL

#define BITM_WFB_CFG_WF_CAP_RESAMPLED_SEL 0x00000000

WFB_CFG resampled data for waveform

◆ LP_SEL_APERIOD

#define LP_SEL_APERIOD 0x0000

Line period measurement on APERIOD

◆ LP_SEL_BPERIOD

#define LP_SEL_BPERIOD 0x0008

Line period measurement on BPERIOD

◆ LP_SEL_CPERIOD

#define LP_SEL_CPERIOD 0x0010

Line period measurement on CPERIOD

◆ MAX_SPI_BUFFER_SIZE

#define MAX_SPI_BUFFER_SIZE SPI_HEADER_SIZE + MAX_SPI_DATA_SIZE

maximum size of SPI buffer

◆ MAX_SPI_DATA_SIZE

#define MAX_SPI_DATA_SIZE 4

SPI max data size in bytes

◆ REG_WAVEFORM_FIRST_HALF_ADDRESS

#define REG_WAVEFORM_FIRST_HALF_ADDRESS 0x801

Waveform buffer first half address

◆ REG_WAVEFORM_SECOND_HALF_ADDRESS

#define REG_WAVEFORM_SECOND_HALF_ADDRESS 0xC01

Waveform buffer second half address

◆ SPI_16BIT_DATA_SIZE

#define SPI_16BIT_DATA_SIZE 2

SPI 16bit data size in bytes

◆ SPI_32BIT_DATA_SIZE

#define SPI_32BIT_DATA_SIZE 4

SPI 32bit data size in bytes

◆ SPI_HEADER_SIZE

#define SPI_HEADER_SIZE 2

SPI header size in bytes

◆ SPI_TIMEOUT

#define SPI_TIMEOUT 100

Spi timeout

◆ ZX_SEL_ZXVA

#define ZX_SEL_ZXVA 0x0000

zero-crossing signal routed to the CF3/ZX on ZXVA

◆ ZX_SEL_ZXVB

#define ZX_SEL_ZXVB 0x0002

zero-crossing signal routed to the CF3/ZX on ZXVB

◆ ZX_SEL_ZXVC

#define ZX_SEL_ZXVC 0x0004

zero-crossing signal routed to the CF3/ZX on ZXVC

Typedef Documentation

◆ AFE_OUTPUT_STATUS

typedef uint32_t AFE_OUTPUT_STATUS

status of afe functions

Enumeration Type Documentation

◆ AFE_SPI_STATUS

enum AFE_SPI_STATUS

Enumeration to capture status of SPI

Enumerator
AFE_SPI_STATUS_DMA_IDLE
AFE_SPI_STATUS_DMA_RUNNING
AFE_SPI_STATUS_DMA_COMPLETED

Function Documentation

◆ afe_init()

int afe_init ( void )

Initializes SPI handler, AFE register values.

Returns

status - SYS_STATUS_SUCCESS on Success.

AFE macro failure on Failure.

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◆ afe_read_16bit_buff()

int afe_read_16bit_buff	(	uint16_t	addr,
		uint16_t	numSamples,
		uint16_t *	pData )

reads the 16bit value from the register and saves to a 16bitbuffer.

Parameters

[in]	addr	- register address
[in]	numSamples	- number of samples to be read
[in]	pData	- pointer to read pData

Returns: status 0 for success.

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◆ afe_read_32bit_buff()

int afe_read_32bit_buff	(	uint16_t	addr,
		uint16_t	numSamples,
		uint32_t *	pData )

reads the 32bit value from the register and saves to a 32bit buffer.

Parameters

[in]	addr	- register address
[in]	numSamples	- number of samples to be write
[out]	pData	- pointer to write pData

Returns: status 0 for success.

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◆ afe_read_angle()

int afe_read_angle	(	uint16_t *	pAngle,
		uint16_t	numAngles,
		uint16_t	angleVolCur )

reads angle registers.

Parameters

[out]	pAngle	- pointer to read angle values.
[in]	numAngles	- number of angle values to be read.
[in]	angleVolCur	- address of current or voltage angle

Returns

status - SYS_STATUS_SUCCESS on success,

SYS_STATUS_AFE_READANGLE_FAILED on failure.

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◆ afe_read_period()

int afe_read_period	(	uint32_t *	pPeriod,
		uint16_t	numPeriods )

reads period registers.

Parameters

[out]	pPeriod	- pointer to read period.
[in]	numPeriods	- number of periods to be read.

Returns

status - SYS_STATUS_SUCCESS on success,

SYS_STATUS_AFE_READPERIOD_FAILED on failure.

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◆ afe_read_rms_1012()

int afe_read_rms_1012	(	uint32_t *	pRMS,
		uint16_t	numRMS )

reads rms1012value registers.

Parameters

[out]	pRMS	- pointer to read RMS1012 values.
[in]	numRMS	- number of rms values to be read.

Returns

status - SYS_STATUS_SUCCESS on success,

SYS_STATUS_AFE_READRMS1012_FAILED on failure.

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◆ afe_read_rms_one()

int afe_read_rms_one	(	uint32_t *	pRMS,
		uint16_t	numRMS )

reads rmsonevalue registers.

Parameters

[out]	pRMS	- pointer to read RMSOne values.
[in]	numRMS	- number of rms values to be read.

Returns

status - SYS_STATUS_SUCCESS on success,

SYS_STATUS_AFE_READRMSONE_FAILED on failure.

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◆ afe_read_status0()

int afe_read_status0 ( uint32_t * pSTATUS0 )

Read STATUS0 register.

Parameters

[out] pSTATUS0 - pointer to read STATUS0.

Returns

status - SYS_STATUS_SUCCESS on Success,

SYS_STATUS_AFE_STATUS0_FAILED on Failure.

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◆ afe_read_status_1()

int afe_read_status_1 ( uint32_t * pSTATUS1 )

Read STATUS1 register.

Parameters

[out] pSTATUS1 - pointer to read STATUS1.

Returns

status - SYS_STATUS_SUCCESS on Success

SYS_STATUS_AFE_STATUS1_FAILED on Failure.

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◆ afe_read_version()

int afe_read_version ( uint32_t * pVersion )

reads AFE version.

Parameters

[out] pVersion - pointer to read AFE version.

Returns

status - SYS_STATUS_SUCCESS on success,

SYS_STATUS_AFE_READVERSION_FAILED on failure.

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◆ afe_read_waveform()

int afe_read_waveform	(	uint16_t *	pData,
		uint16_t	numSamples )

reads waveform buffer.

Parameters

[out]	pData	- pointer to read waveform buffer data.
[in]	numSamples	- number of samples to be read.

Returns

status - SYS_STATUS_SUCCESS on Success

SYS_STATUS_AFE_WAVEFORM_FAILED on Failure.

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◆ afe_set_acc_mode()

int afe_set_acc_mode	(	uint16_t	frequency,
		uint16_t	vconsel,
		uint16_t	iconsel )

sets ACCMODE register for nominal frequency, ICONSEL, VCONSEL.

Parameters

[in]	frequency	- nomianl frequency
[in]	vconsel	- vconsel bits
[in]	iconsel	- iconsel bits

Returns

status - SYS_STATUS_SUCCESS on success.

SYS_STATUS_AFE_ACCMODE_FAILED on failure.

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◆ afe_set_ref_channel()

int afe_set_ref_channel ( uint16_t refChannel )

sets refChannel.

Parameters

[in] refChannel - refChannel

Returns

status - SYS_STATUS_SUCCESS on success,

SYS_STATUS_AFE_ZX_LP_SEL_FAILED on failure.

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◆ afe_start()

int afe_start ( void )

Starts the AFE.

Returns

status - SYS_STATUS_SUCCESS on Success.

AFE macro failure on Failure.

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◆ afe_wait_settling()

void afe_wait_settling ( uint32_t cycles )

Waits for passed number of cycles.

Parameters

[in] cycles - Number of cycles to wait

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◆ afe_write_16bit_reg()

int afe_write_16bit_reg	(	uint16_t	addr,
		uint16_t *	pData )

write the 16bit value to the register

Parameters

[in]	addr	- register address
[in]	pData	- pointer to write data

Returns: status 0 for success.

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◆ afe_write_32bit_reg()

int afe_write_32bit_reg	(	uint16_t	addr,
		uint32_t *	pData )

write the 32bit value to the register

Parameters

[in]	addr	- register address
[in]	pData	- pointer to write data

Returns: status 0 for success.

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◆ config_afe_irq()

int config_afe_irq ( void )

Configures IRQ flags.

Returns

status - SYS_STATUS_SUCCESS on Success

SYS_STATUS_AFE_MASK0_FAILED on Failure.

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◆ config_wfb()

int config_wfb ( void )

configure WFB_CFB register, initialized with start filling

Returns: status - SYS_STATUS_SUCCESS for success failure value for failure

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◆ init_lcd()

int init_lcd ( void )

Initialize LCD screen and text.

Returns: Return value of initialization, 0 onn success, different from 0 otherwise.

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◆ reset_afe()

int reset_afe ( void )

resets the AFE

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◆ spi_device_init()

int spi_device_init ( void )

SPI Initialization Function.

Return values

status 0 for success

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Macros

Typedefs

Enumerations

Functions

Macro Definition Documentation

◆ BITM_ACCMODE_SELFREQ_50HZ

◆ BITM_ACCMODE_SELFREQ_60HZ

◆ BITM_CONFIG0_PERIOD_AVG_CFG_AV16

◆ BITM_CONFIG0_PERIOD_AVG_CFG_AV8

◆ BITM_FREQ_VCONSEL_ICONSEL

◆ BITM_WFB_CFG_BURST_ALL_CHAN

◆ BITM_WFB_CFG_WF_CAP_RESAMPLED_SEL

◆ LP_SEL_APERIOD

◆ LP_SEL_BPERIOD

◆ LP_SEL_CPERIOD

◆ MAX_SPI_BUFFER_SIZE

◆ MAX_SPI_DATA_SIZE

◆ REG_WAVEFORM_FIRST_HALF_ADDRESS

◆ REG_WAVEFORM_SECOND_HALF_ADDRESS

◆ SPI_16BIT_DATA_SIZE

◆ SPI_32BIT_DATA_SIZE

◆ SPI_HEADER_SIZE

◆ SPI_TIMEOUT

◆ ZX_SEL_ZXVA

◆ ZX_SEL_ZXVB

◆ ZX_SEL_ZXVC

Typedef Documentation

◆ AFE_OUTPUT_STATUS

Enumeration Type Documentation

◆ AFE_SPI_STATUS

Function Documentation

◆ afe_init()

◆ afe_read_16bit_buff()

◆ afe_read_32bit_buff()

◆ afe_read_angle()

◆ afe_read_period()

◆ afe_read_rms_1012()

◆ afe_read_rms_one()

◆ afe_read_status0()

◆ afe_read_status_1()

◆ afe_read_version()

◆ afe_read_waveform()

◆ afe_set_acc_mode()

◆ afe_set_ref_channel()

◆ afe_start()

◆ afe_wait_settling()

◆ afe_write_16bit_reg()

◆ afe_write_32bit_reg()

◆ config_afe_irq()

◆ config_wfb()

◆ init_lcd()

◆ reset_afe()

◆ spi_device_init()