RDC driver APIs

RDC driver APIs. More...

Data Structures
struct	rdc_output_cfg
	Rdc output configuration. More...
struct	rdc_input_cfg
	Rdc input configuration. More...
struct	rdc_acc_cfg
	Accumulated configuration information. More...

Initialization and Deinitialization
enum	rdc_output_precision {   rdc_output_precision_4_point = 0 , rdc_output_precision_8_point = 1 , rdc_output_precision_16_point = 2 , rdc_output_precision_32_point = 3 ,   rdc_output_precision_64_point = 4 , rdc_output_precision_128_point = 5 , rdc_output_precision_256_point = 6 , rdc_output_precision_512_point = 7 ,   rdc_output_precision_1024_point = 8 }
	Rdc output precision, use n points to form an excitation signal period. More...
enum	rdc_output_pwm_period {   rdc_output_pwm_period_1_sample = 0 , rdc_output_pwm_period_2_sample , rdc_output_pwm_period_3_sample , rdc_output_pwm_period_4_sample ,   rdc_output_pwm_period_5_sample , rdc_output_pwm_period_6_sample , rdc_output_pwm_period_7_sample , rdc_output_pwm_period_8_sample ,   rdc_output_pwm_period_9_sample , rdc_output_pwm_period_10_sample , rdc_output_pwm_period_11_sample , rdc_output_pwm_period_12_sample ,   rdc_output_pwm_period_13_sample , rdc_output_pwm_period_14_sample , rdc_output_pwm_period_15_sample , rdc_output_pwm_period_16_sample }
	Pwm output period in samples. More...
enum	rdc_output_mode { rdc_output_dac , rdc_output_pwm }
	Rdc output mode. More...
enum	rdc_sync_out_src {   rdc_sync_out_exc_0_ph = RDC_SYNC_OUT_CTRL_SYNC_OUT_SEL_SET(0) , rdc_sync_out_exc_90_ph = RDC_SYNC_OUT_CTRL_SYNC_OUT_SEL_SET(1) , rdc_sync_out_exc_180_ph = RDC_SYNC_OUT_CTRL_SYNC_OUT_SEL_SET(2) , rdc_sync_out_exc_270_ph = RDC_SYNC_OUT_CTRL_SYNC_OUT_SEL_SET(3) ,   rdc_sync_out_max = RDC_SYNC_OUT_CTRL_MAX2TRIG_EN_MASK , rdc_sync_out_min = RDC_SYNC_OUT_CTRL_MIN2TRIG_EN_MASK }
	Synchronize output trig adc position. More...
enum	rdc_rectify_signal {   rdc_rectify_signal_exc_0_ph = 0 , rdc_rectify_signal_exc_90_ph = 1 , rdc_rectify_signal_exc_180_ph = 2 , rdc_rectify_signal_exc_270_ph = 3 ,   rdc_rectify_signal_external = 4 , rdc_rectify_signal_external_invert = 5 }
	Select reference point of rectify signal. More...
enum	rdc_acc_stamp_time { rdc_acc_stamp_end_of_acc = 0 , rdc_acc_stamp_start_of_acc = 1 , rdc_acc_stamp_center_of_acc = 2 }
	Time stamp selection for accumulation. More...
enum	rdc_output_trig_chn { trigger_out_0 = 0 , trigger_out_1 = 1 }
	Rdc trigger out channel 0 or channel 1. More...
enum	rdc_input_acc_chn { rdc_acc_chn_i = 0 , rdc_acc_chn_q = 1 }
	Rdc input channel. More...
enum	rdc_input_max_min_value_source { rdc_value_at_adc = 0 , rdc_value_at_iir = 1 }
enum	rdc_interrupt_stat {   acc_vld_i_stat = RDC_INT_EN_ACC_VLD_I_EN_MASK , acc_vld_q_stat = RDC_INT_EN_ACC_VLD_Q_EN_MASK , rising_delay_i_stat = RDC_INT_EN_RISING_DELAY_I_EN_MASK , falling_delay_i_stat = RDC_INT_EN_FALLING_DELAY_I_EN_MASK ,   rising_delay_q_stat = RDC_INT_EN_RISING_DELAY_Q_EN_MASK , falling_delay_q_stat = RDC_INT_EN_FALLING_DELAY_Q_EN_MASK , sample_rising_i_stat = RDC_INT_EN_SAMPLE_RISING_I_EN_MASK , sample_falling_i_stat = RDC_INT_EN_SAMPLE_FALLING_I_EN_MASK ,   sample_rising_q_stat = RDC_INT_EN_SAMPLE_RISING_Q_EN_MASK , sample_falling_q_stat = RDC_INT_EN_SAMPLE_FALLING_Q_EN_MASK , acc_vld_i_ovh_stat = RDC_INT_EN_ACC_VLD_I_OVH_EN_MASK , acc_vld_q_ovh_stat = RDC_INT_EN_ACC_VLD_Q_OVH_EN_MASK ,   acc_vld_i_ovl_stat = RDC_INT_EN_ACC_VLD_I_OVL_EN_MASK , acc_vld_q_ovl_stat = RDC_INT_EN_ACC_VLD_Q_OVL_EN_MASK , acc_amp_ovh_stat = RDC_INT_EN_ACC_AMP_OVH_EN_MASK , acc_amp_ovl_stat = RDC_INT_EN_ACC_AMP_OVL_EN_MASK }
	Rdc status flags. More...
typedef enum rdc_output_precision	rdc_output_precision_t
	Rdc output precision, use n points to form an excitation signal period. More...
typedef enum rdc_output_pwm_period	rdc_output_pwm_period_t
	Pwm output period in samples. More...
typedef enum rdc_output_mode	rdc_output_mode_t
	Rdc output mode. More...
typedef enum rdc_sync_out_src	rdc_sync_out_src_t
	Synchronize output trig adc position. More...
typedef enum rdc_rectify_signal	rdc_rectify_signal_t
	Select reference point of rectify signal. More...
typedef enum rdc_acc_stamp_time	rdc_acc_stamp_time_t
	Time stamp selection for accumulation. More...
typedef enum rdc_output_trig_chn	rdc_output_trig_chn_t
	Rdc trigger out channel 0 or channel 1. More...
typedef enum rdc_input_acc_chn	rdc_input_acc_chn_t
	Rdc input channel. More...
typedef enum rdc_input_max_min_value_source	rdc_input_max_min_value_source_t
typedef enum rdc_interrupt_stat	rdc_interrupt_stat_t
	Rdc status flags. More...
typedef struct rdc_output_cfg	rdc_output_cfg_t
	Rdc output configuration. More...
typedef struct rdc_input_cfg	rdc_input_cfg_t
	Rdc input configuration. More...
typedef struct rdc_acc_cfg	rdc_acc_cfg_t
	Accumulated configuration information. More...

RDC Control
void	rdc_output_config (RDC_Type *ptr, rdc_output_cfg_t *cfg)
	Rdc output configuration, can be configured pwm output or dac output. More...
void	rdc_input_config (RDC_Type *ptr, rdc_input_cfg_t *cfg)
	Rdc input configuration, configuration of adc signal source and calculation parameters. More...
static void	rdc_set_acc_len (RDC_Type *ptr, uint8_t len)
	Configuration accumulate time, support on the fly change. More...
static void	rdc_acc_enable (RDC_Type *ptr)
	Enable accumulate calculation function. More...
static void	rdc_acc_disable (RDC_Type *ptr)
	Disable accumulate calculation function. More...
uint32_t	rdc_get_acc_avl (RDC_Type *ptr, rdc_input_acc_chn_t chn)
	Get the accumulate value. More...
void	rdc_output_trig_offset_config (RDC_Type *ptr, rdc_output_trig_chn_t chn, int32_t offset)
	Output trigger configuration Lead time for trigger out0 or out1 from center of low level , this is a signed value. More...
void	rdc_output_trig_enable (RDC_Type *ptr, rdc_output_trig_chn_t chn)
	Enable output trigger configuration. More...
void	rdc_output_trig_disable (RDC_Type *ptr, rdc_output_trig_chn_t chn)
	Disable rdc output trigger configuration. More...
static void	rdc_sync_output_trig_adc_cfg (RDC_Type *ptr, rdc_sync_out_src_t sel)
	Select output synchornize signal. More...
static void	rdc_exc_enable (RDC_Type *ptr)
	Enable rdc excite signal. More...
static void	rdc_exc_disable (RDC_Type *ptr)
	Disable rdc excite signal. More...
static void	rdc_output_trig_sw (RDC_Type *ptr)
	Software triggered excitation signal output. More...
int32_t	rdc_get_i_maxval (RDC_Type *ptr)
	Get I-phase maximum. More...
static void	rdc_clear_i_maxval (RDC_Type *ptr)
	Clear Maximum. More...
int32_t	rdc_get_i_minval (RDC_Type *ptr)
	Get I-phase minimum. More...
static void	rdc_clear_i_minval (RDC_Type *ptr)
	Clear I-phase minimum. More...
void	rdc_set_acc_sync_delay (RDC_Type *ptr, rdc_input_acc_chn_t chn, uint32_t delay)
	Set Acc sync delay. More...
static uint32_t	rdc_get_sync_output_delay (RDC_Type *ptr)
	Delay bettween the delyed trigger and the first pwm pulse in clock cycle. More...
int32_t	rdc_get_q_maxval (RDC_Type *ptr)
	Get Q-phase maximum. More...
static void	rdc_clear_q_maxval (RDC_Type *ptr)
	Clear Q-phase maxval. More...
int32_t	rdc_get_q_minval (RDC_Type *ptr)
	Get Q-phase Minval. More...
static void	rdc_clear_q_minval (RDC_Type *ptr)
	Clear Q-phase Minval. More...
void	rdc_set_edge_detection_offset (RDC_Type *ptr, rdc_input_acc_chn_t chn, int32_t offset)
	The offset setting for edge detection of the i_channel or q_channel. More...
void	rdc_set_acc_config (RDC_Type *ptr, rdc_acc_cfg_t *cfg)
	RDC set accumulate configuration. More...
static uint32_t	rdc_get_rise_delay_i (RDC_Type *ptr)
	Get delay in clock cycle between excitation synchrnous signal and rising edge of i_channel data. More...
static uint32_t	rdc_get_fall_delay_i (RDC_Type *ptr)
	Get delay in clock cycle between excitation synchrnous signal and fall edge of i_channel data. More...
static uint32_t	rdc_get_sample_rise_i (RDC_Type *ptr)
	Get sample value on rising edge of rectify signal. More...
static uint32_t	rdc_get_sample_fall_i (RDC_Type *ptr)
	Get sample value on falling edge of rectify signal. More...
static uint32_t	rdc_get_acc_cnt_positive_i (RDC_Type *ptr)
	Get sample number during the positive of rectify signal. More...
static uint32_t	rdc_get_acc_cnt_negative_i (RDC_Type *ptr)
	Get sample number during the negtive of rectify signal. More...
static uint32_t	rdc_get_sign_cnt_poitive_i (RDC_Type *ptr)
	Get Negative sample counter during positive rectify signal. More...
static uint32_t	rdc_get_sign_cnt_negative_i (RDC_Type *ptr)
	Get Positive sample counter during negative rectify signal. More...
static uint32_t	rdc_get_rise_delay_q (RDC_Type *ptr)
	Get delay in clock cycle between excitation synchrnous signal and rising edge of q_channel data. More...
static uint32_t	rdc_get_fall_delay_q (RDC_Type *ptr)
	Get delay in clock cycle between excitation synchrnous signal and falling edge of q_channel data. More...
static uint32_t	rdc_get_sample_rise_q (RDC_Type *ptr)
	Get q channel sample value on rising edge of rectify signal. More...
static uint32_t	rdc_get_sample_fall_q (RDC_Type *ptr)
	Get q channel sample value on falling edge of rectify signal. More...
static uint32_t	rdc_get_acc_cnt_positive_q (RDC_Type *ptr)
	Get q channel sample number during the positive of rectify signal. More...
static uint32_t	rdc_get_acc_cnt_negative_q (RDC_Type *ptr)
	Get q channel sample number during the negtive of rectify signal. More...
static uint32_t	rdc_get_sign_cnt_poitive_q (RDC_Type *ptr)
	Get q channel negative sample counter during positive rectify signal. More...
static uint32_t	rdc_get_sign_cnt_negative_q (RDC_Type *ptr)
	Get q channel sample number during the negtive of rectify signal. More...
static void	rdc_interrupt_config (RDC_Type *ptr, uint32_t status)
	Enables configured interrupts. More...
static void	rdc_interrupt_reset_config (RDC_Type *ptr, uint32_t status)
	Clear interrupts configured. More...
static void	rdc_interrupt_enable (RDC_Type *ptr)
	Enable rdc interrupt. More...
static void	rdc_interrupt_disable (RDC_Type *ptr)
	Disable rdc interrupt. More...
static void	rdc_interrupt_clear_flag_bits (RDC_Type *ptr, uint32_t mask)
	Clear interrupt flag bits. More...
static uint32_t	get_interrupt_status (RDC_Type *ptr)
	Get the interrupt status object. More...

Detailed Description

RDC driver APIs.

Typedef Documentation

rdc_acc_cfg_t

typedef struct rdc_acc_cfg rdc_acc_cfg_t

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Accumulated configuration information.

rdc_acc_stamp_time_t

typedef enum rdc_acc_stamp_time rdc_acc_stamp_time_t

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Time stamp selection for accumulation.

rdc_input_acc_chn_t

typedef enum rdc_input_acc_chn rdc_input_acc_chn_t

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc input channel.

rdc_input_cfg_t

typedef struct rdc_input_cfg rdc_input_cfg_t

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc input configuration.

rdc_input_max_min_value_source_t

typedef enum rdc_input_max_min_value_source rdc_input_max_min_value_source_t

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

rdc_interrupt_stat_t

typedef enum rdc_interrupt_stat rdc_interrupt_stat_t

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc status flags.

rdc_output_cfg_t

typedef struct rdc_output_cfg rdc_output_cfg_t

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc output configuration.

rdc_output_mode_t

typedef enum rdc_output_mode rdc_output_mode_t

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc output mode.

rdc_output_precision_t

typedef enum rdc_output_precision rdc_output_precision_t

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc output precision, use n points to form an excitation signal period.

rdc_output_pwm_period_t

typedef enum rdc_output_pwm_period rdc_output_pwm_period_t

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Pwm output period in samples.

rdc_output_trig_chn_t

typedef enum rdc_output_trig_chn rdc_output_trig_chn_t

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc trigger out channel 0 or channel 1.

rdc_rectify_signal_t

typedef enum rdc_rectify_signal rdc_rectify_signal_t

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Select reference point of rectify signal.

rdc_sync_out_src_t

typedef enum rdc_sync_out_src rdc_sync_out_src_t

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Synchronize output trig adc position.

Enumeration Type Documentation

rdc_acc_stamp_time

enum rdc_acc_stamp_time

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Time stamp selection for accumulation.

Enumerator
rdc_acc_stamp_end_of_acc	End of accumulation
rdc_acc_stamp_start_of_acc	Start of accumulation
rdc_acc_stamp_center_of_acc	Center of accumulation

rdc_input_acc_chn

enum rdc_input_acc_chn

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc input channel.

Enumerator
rdc_acc_chn_i
rdc_acc_chn_q

rdc_input_max_min_value_source

enum rdc_input_max_min_value_source

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Enumerator
rdc_value_at_adc
rdc_value_at_iir

rdc_interrupt_stat

enum rdc_interrupt_stat

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc status flags.

Enumerator
acc_vld_i_stat
acc_vld_q_stat
rising_delay_i_stat
falling_delay_i_stat
rising_delay_q_stat
falling_delay_q_stat
sample_rising_i_stat
sample_falling_i_stat
sample_rising_q_stat
sample_falling_q_stat
acc_vld_i_ovh_stat
acc_vld_q_ovh_stat
acc_vld_i_ovl_stat
acc_vld_q_ovl_stat
acc_amp_ovh_stat
acc_amp_ovl_stat

rdc_output_mode

enum rdc_output_mode

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc output mode.

Enumerator
rdc_output_dac
rdc_output_pwm

rdc_output_precision

enum rdc_output_precision

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc output precision, use n points to form an excitation signal period.

Enumerator
rdc_output_precision_4_point
rdc_output_precision_8_point
rdc_output_precision_16_point
rdc_output_precision_32_point
rdc_output_precision_64_point
rdc_output_precision_128_point
rdc_output_precision_256_point
rdc_output_precision_512_point
rdc_output_precision_1024_point

rdc_output_pwm_period

enum rdc_output_pwm_period

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Pwm output period in samples.

Enumerator
rdc_output_pwm_period_1_sample
rdc_output_pwm_period_2_sample
rdc_output_pwm_period_3_sample
rdc_output_pwm_period_4_sample
rdc_output_pwm_period_5_sample
rdc_output_pwm_period_6_sample
rdc_output_pwm_period_7_sample
rdc_output_pwm_period_8_sample
rdc_output_pwm_period_9_sample
rdc_output_pwm_period_10_sample
rdc_output_pwm_period_11_sample
rdc_output_pwm_period_12_sample
rdc_output_pwm_period_13_sample
rdc_output_pwm_period_14_sample
rdc_output_pwm_period_15_sample
rdc_output_pwm_period_16_sample

rdc_output_trig_chn

enum rdc_output_trig_chn

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc trigger out channel 0 or channel 1.

Enumerator
trigger_out_0
trigger_out_1

rdc_rectify_signal

enum rdc_rectify_signal

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Select reference point of rectify signal.

Enumerator
rdc_rectify_signal_exc_0_ph
rdc_rectify_signal_exc_90_ph
rdc_rectify_signal_exc_180_ph
rdc_rectify_signal_exc_270_ph
rdc_rectify_signal_external
rdc_rectify_signal_external_invert

rdc_sync_out_src

enum rdc_sync_out_src

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Synchronize output trig adc position.

Enumerator
rdc_sync_out_exc_0_ph
rdc_sync_out_exc_90_ph
rdc_sync_out_exc_180_ph
rdc_sync_out_exc_270_ph
rdc_sync_out_max
rdc_sync_out_min

Function Documentation

get_interrupt_status()

static uint32_t get_interrupt_status ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get the interrupt status object.

Parameters

ptr	RDC_Type base

Returns

rdc_interrupt_stat_t

rdc_acc_disable()

static void rdc_acc_disable ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Disable accumulate calculation function.

Parameters

ptr	RDC_Type base

rdc_acc_enable()

static void rdc_acc_enable ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Enable accumulate calculation function.

Parameters

ptr	RDC_Type base

rdc_clear_i_maxval()

static void rdc_clear_i_maxval ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Clear Maximum.

Parameters

ptr	RDC_Type base

rdc_clear_i_minval()

static void rdc_clear_i_minval ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Clear I-phase minimum.

Parameters

ptr	RDC_Type base

rdc_clear_q_maxval()

static void rdc_clear_q_maxval ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Clear Q-phase maxval.

Parameters

ptr	RDC_Type base

rdc_clear_q_minval()

static void rdc_clear_q_minval ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Clear Q-phase Minval.

Parameters

ptr	RDC_Type base

rdc_exc_disable()

static void rdc_exc_disable ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Disable rdc excite signal.

Parameters

ptr	RDC_Type base

rdc_exc_enable()

static void rdc_exc_enable ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Enable rdc excite signal.

Parameters

ptr	RDC_Type base

rdc_get_acc_avl()

uint32_t rdc_get_acc_avl	(	RDC_Type *	ptr,
		rdc_input_acc_chn_t	chn
	)

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get the accumulate value.

Parameters

ptr	RDC_Type base
chn	rdc_input_acc_chn_t

Returns

uint32_t accumulate value

rdc_get_acc_cnt_negative_i()

static uint32_t rdc_get_acc_cnt_negative_i ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get sample number during the negtive of rectify signal.

Parameters

ptr	RDC_Type base

Return values

counter

rdc_get_acc_cnt_negative_q()

static uint32_t rdc_get_acc_cnt_negative_q ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get q channel sample number during the negtive of rectify signal.

Parameters

ptr	RDC_Type base

Return values

number

rdc_get_acc_cnt_positive_i()

static uint32_t rdc_get_acc_cnt_positive_i ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get sample number during the positive of rectify signal.

Parameters

ptr	RDC_Type base

Return values

counter

rdc_get_acc_cnt_positive_q()

static uint32_t rdc_get_acc_cnt_positive_q ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get q channel sample number during the positive of rectify signal.

Parameters

ptr	RDC_Type base

Return values

number

rdc_get_fall_delay_i()

static uint32_t rdc_get_fall_delay_i ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get delay in clock cycle between excitation synchrnous signal and fall edge of i_channel data.

Parameters

ptr	RDC_Type base

Return values

clock

cycle

rdc_get_fall_delay_q()

static uint32_t rdc_get_fall_delay_q ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get delay in clock cycle between excitation synchrnous signal and falling edge of q_channel data.

Parameters

ptr	RDC_Type base

Return values

cycles

rdc_get_i_maxval()

int32_t rdc_get_i_maxval

(

RDC_Type *

ptr

)

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get I-phase maximum.

Parameters

ptr	RDC_Type base

Return values

-	other max value -1 illegal data

rdc_get_i_minval()

int32_t rdc_get_i_minval

(

RDC_Type *

ptr

)

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get I-phase minimum.

Parameters

ptr	RDC_Type base

Return values

-	other max value -1 illegal data

rdc_get_q_maxval()

int32_t rdc_get_q_maxval

(

RDC_Type *

ptr

)

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get Q-phase maximum.

Parameters

ptr	RDC_Type base

Return values

-	other max value -1 illegal data

rdc_get_q_minval()

int32_t rdc_get_q_minval

(

RDC_Type *

ptr

)

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get Q-phase Minval.

Parameters

ptr	RDC_Type base

Return values

-	other max value -1 illegal data

rdc_get_rise_delay_i()

static uint32_t rdc_get_rise_delay_i ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get delay in clock cycle between excitation synchrnous signal and rising edge of i_channel data.

Parameters

ptr	RDC_Type base

Return values

clock

cycle

rdc_get_rise_delay_q()

static uint32_t rdc_get_rise_delay_q ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get delay in clock cycle between excitation synchrnous signal and rising edge of q_channel data.

Parameters

ptr	RDC_Type base

Return values

cycles

rdc_get_sample_fall_i()

static uint32_t rdc_get_sample_fall_i ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get sample value on falling edge of rectify signal.

Parameters

ptr	RDC_Type base

Return values

clock

cycle

rdc_get_sample_fall_q()

static uint32_t rdc_get_sample_fall_q ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get q channel sample value on falling edge of rectify signal.

Parameters

ptr	RDC_Type base

Return values

cycles

rdc_get_sample_rise_i()

static uint32_t rdc_get_sample_rise_i ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get sample value on rising edge of rectify signal.

Parameters

ptr	RDC_Type base

Return values

clock

cycle

rdc_get_sample_rise_q()

static uint32_t rdc_get_sample_rise_q ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get q channel sample value on rising edge of rectify signal.

Parameters

ptr	RDC_Type base

Return values

cycles

rdc_get_sign_cnt_negative_i()

static uint32_t rdc_get_sign_cnt_negative_i ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get Positive sample counter during negative rectify signal.

Parameters

ptr	RDC_Type base

Return values

counter

rdc_get_sign_cnt_negative_q()

static uint32_t rdc_get_sign_cnt_negative_q ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get q channel sample number during the negtive of rectify signal.

Parameters

ptr	RDC_Type base

Return values

counter

rdc_get_sign_cnt_poitive_i()

static uint32_t rdc_get_sign_cnt_poitive_i ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get Negative sample counter during positive rectify signal.

Parameters

ptr	RDC_Type base

Return values

counter

rdc_get_sign_cnt_poitive_q()

static uint32_t rdc_get_sign_cnt_poitive_q ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Get q channel negative sample counter during positive rectify signal.

Parameters

ptr	RDC_Type base

Return values

counter

rdc_get_sync_output_delay()

static uint32_t rdc_get_sync_output_delay ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Delay bettween the delyed trigger and the first pwm pulse in clock cycle.

Parameters

ptr	RDC_Type base

Return values

delay

tick

rdc_input_config()

void rdc_input_config	(	RDC_Type *	ptr,
		rdc_input_cfg_t *	cfg
	)

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc input configuration, configuration of adc signal source and calculation parameters.

Parameters

ptr	RDC_Type base
cfg	rdc_input_cfg_t

rdc_interrupt_clear_flag_bits()

static void rdc_interrupt_clear_flag_bits ( RDC_Type *  ptr, uint32_t  mask  )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Clear interrupt flag bits.

Parameters

ptr	RDC_Type base
mask	rdc_interrupt_stat_t

rdc_interrupt_config()

static void rdc_interrupt_config ( RDC_Type *  ptr, uint32_t  status  )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Enables configured interrupts.

Parameters

ptr	RDC_Type base
status	rdc_interrupt_stat_t

rdc_interrupt_disable()

static void rdc_interrupt_disable ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Disable rdc interrupt.

Parameters

ptr	RDC_Type base

rdc_interrupt_enable()

static void rdc_interrupt_enable ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Enable rdc interrupt.

Parameters

ptr	RDC_Type base

rdc_interrupt_reset_config()

static void rdc_interrupt_reset_config ( RDC_Type *  ptr, uint32_t  status  )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Clear interrupts configured.

Parameters

ptr	RDC_Type base
status	rdc_interrupt_stat_t

rdc_output_config()

void rdc_output_config	(	RDC_Type *	ptr,
		rdc_output_cfg_t *	cfg
	)

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Rdc output configuration, can be configured pwm output or dac output.

Parameters

ptr	RDC_Type base
cfg	rdc_output_cfg_t

rdc_output_trig_disable()

void rdc_output_trig_disable	(	RDC_Type *	ptr,
		rdc_output_trig_chn_t	chn
	)

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Disable rdc output trigger configuration.

Parameters

ptr	RDC_Type base
chn	rdc_output_trig_chn_t

rdc_output_trig_enable()

void rdc_output_trig_enable	(	RDC_Type *	ptr,
		rdc_output_trig_chn_t	chn
	)

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Enable output trigger configuration.

Parameters

ptr	RDC_Type base
chn	rdc_output_trig_chn_t

rdc_output_trig_offset_config()

void rdc_output_trig_offset_config	(	RDC_Type *	ptr,
		rdc_output_trig_chn_t	chn,
		int32_t	offset
	)

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Output trigger configuration Lead time for trigger out0 or out1 from center of low level , this is a signed value.

Parameters

ptr	RDC_Type base
chn	rdc_output_trig_chn_t
offset	lead_time

rdc_output_trig_sw()

static void rdc_output_trig_sw ( RDC_Type *  ptr )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Software triggered excitation signal output.

Parameters

ptr	RDC_Type base

rdc_set_acc_config()

void rdc_set_acc_config	(	RDC_Type *	ptr,
		rdc_acc_cfg_t *	cfg
	)

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

RDC set accumulate configuration.

Parameters

ptr	RDC_Type base
cfg	rdc_acc_cfg_t

rdc_set_acc_len()

static void rdc_set_acc_len ( RDC_Type *  ptr, uint8_t  len  )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Configuration accumulate time, support on the fly change.

Parameters

ptr	RDC_Type base
len	accumulate time 0-255

rdc_set_acc_sync_delay()

void rdc_set_acc_sync_delay	(	RDC_Type *	ptr,
		rdc_input_acc_chn_t	chn,
		uint32_t	delay
	)

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Set Acc sync delay.

Parameters

ptr	RDC_Type base
chn	rdc_input_acc_chn_t
delay	delay tick

rdc_set_edge_detection_offset()

void rdc_set_edge_detection_offset	(	RDC_Type *	ptr,
		rdc_input_acc_chn_t	chn,
		int32_t	offset
	)

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

The offset setting for edge detection of the i_channel or q_channel.

Parameters

ptr	RDC_Type base
chn	rdc_input_acc_chn_t
offset	offset value

rdc_sync_output_trig_adc_cfg()

static void rdc_sync_output_trig_adc_cfg ( RDC_Type *  ptr, rdc_sync_out_src_t  sel  )

inlinestatic

#include </home/docs/checkouts/readthedocs.org/user_builds/hpm-sdk/checkouts/latest/drivers/inc/hpm_rdc_drv.h>

Select output synchornize signal.

Parameters

ptr	RDC_Type base
sel	rdc_sync_out_src_t