hpm_hall_drv.h File Reference

#include "hpm_common.h"
#include "hpm_hall_regs.h"

Go to the source code of this file.

Macros
#define	HALL_EVENT_WDOG_FLAG_MASK   (1U << 31)
#define	HALL_EVENT_PHUPT_FLAG_MASK   (1U << 30)
#define	HALL_EVENT_PHPRE_FLAG_MASK   (1U << 29)
#define	HALL_EVENT_PHDLYEN_FLAG_MASK   (1U << 28)
#define	HALL_EVENT_U_FLAG_MASK   (1U << 23)
#define	HALL_EVENT_V_FLAG_MASK   (1U << 22)
#define	HALL_EVENT_W_FLAG_MASK   (1U << 21)
#define	HALL_UVW_STAT_MASK   (HALL_COUNT_U_USTAT_MASK | HALL_COUNT_U_VSTAT_MASK | HALL_COUNT_U_WSTAT_MASK)
#define	HALL_U_STAT_MASK   HALL_COUNT_U_USTAT_MASK
#define	HALL_V_STAT_MASK   HALL_COUNT_U_VSTAT_MASK
#define	HALL_W_STAT_MASK   HALL_COUNT_U_WSTAT_MASK

Typedefs
typedef enum hall_count_delay_start	hall_count_delay_start_t
	select delay start time More...
typedef enum hall_rotate_direction	hall_rotate_direction_t
	return value of motor movement direction More...
typedef enum hall_counter_type	hall_counter_type_t
	counter type config More...

Enumerations
enum	hall_count_delay_start { hall_count_delay_start_after_uvw_toggle = 0 , hall_count_delay_start_after_pre_trigger = 1 }
	select delay start time More...
enum	hall_rotate_direction { hall_rotate_direction_forward = 0 , hall_rotate_direction_reversed = 1 }
	return value of motor movement direction More...
enum	hall_counter_type { hall_counter_type_w = 0 , hall_counter_type_v = 1 , hall_counter_type_u = 2 , hall_counter_type_timer = 3 }
	counter type config More...

Functions
static void	hall_wdog_enable (HALL_Type *hall_x, uint32_t timeout)
	enable the watchdog More...
static void	hall_wdog_disable (HALL_Type *hall_x)
	disable the watchdog More...
static void	hall_phase_config (HALL_Type *hall_x, uint32_t delay_count, hall_count_delay_start_t delay_start)
	delay a certain number of clock cycles after receiving a trigger event More...
static void	hall_pre_uvw_transition_config (HALL_Type *hall_x, uint32_t counter)
	early trigger configuration More...
static void	hall_trigger_output_event_enable (HALL_Type *hall_x, uint32_t event_mask)
	enable trigger event mask More...
static void	hall_trigger_output_event_disable (HALL_Type *hall_x, uint32_t event_mask)
	disable trigger event mask More...
static void	hall_load_read_trigger_event_enable (HALL_Type *hall_x, uint32_t event_mask)
	enable hardware read event More...
static void	hall_load_read_trigger_event_disable (HALL_Type *hall_x, uint32_t event_mask)
	disable hardware read event More...
static void	hall_clear_status (HALL_Type *hall_x, uint32_t mask)
	clear status register More...
static uint32_t	hall_get_status (HALL_Type *hall_x)
	get status register More...
static void	hall_irq_enable (HALL_Type *hall_x, uint32_t mask)
	enable irq More...
static void	hall_irq_disable (HALL_Type *hall_x, uint32_t mask)
	disable irq More...
static void	hall_dma_request_enable (HALL_Type *hall_x, uint32_t mask)
	enable dma request More...
static void	hall_dma_request_disable (HALL_Type *hall_x, uint32_t mask)
	disable dma request More...
static hall_rotate_direction_t	hall_get_rotate_direction (HALL_Type *hall_x)
	get rotate direction More...
static uint32_t	hall_get_current_uvw_stat (HALL_Type *hall_x)
	get three bits indicate UVW state More...
static uint32_t	hall_get_current_count (HALL_Type *hall_x, hall_counter_type_t type)
	get current count U or V or W More...
static uint32_t	hall_get_count_on_read_event (HALL_Type *hall_x, hall_counter_type_t type)
	get count when read event generated More...
static uint32_t	hall_get_count_on_snap0_event (HALL_Type *hall_x, hall_counter_type_t type)
	get count when snap0 event generated More...
static uint32_t	hall_get_count_on_snap1_event (HALL_Type *hall_x, hall_counter_type_t type)
	get count when snap1 event generated More...
static uint32_t	hall_get_u_history0 (HALL_Type *hall_x)
	get the history count of u when u signal transition from 0 to 1 More...
static uint32_t	hall_get_u_history1 (HALL_Type *hall_x)
	get the history count of u when u signal transition from 1 to 0 More...
static uint32_t	hall_get_v_history0 (HALL_Type *hall_x)
	get the history count of v when v signal transition from 0 to 1 More...
static uint32_t	hall_get_v_history1 (HALL_Type *hall_x)
	get the history count of v when v signal transition from 1 to 0 More...
static uint32_t	hall_get_w_history0 (HALL_Type *hall_x)
	get the history count of w when w signal transition from 0 to 1 More...
static uint32_t	hall_get_w_history1 (HALL_Type *hall_x)
	get the history count of w when w signal transition from 1 to 0 More...
static void	hall_load_count_to_read_registers (HALL_Type *hall_x)
	load ucnt, vcnt, wcnt and tmrcnt into their read registers. Hardware auto-clear; More...
static void	hall_snap_enable (HALL_Type *hall_x)
	enable hall snap More...
static void	hall_snap_disable (HALL_Type *hall_x)
	disable hall snap More...
static void	hall_counter_reset_assert (HALL_Type *hall_x)
	reset all counter and related snapshots assert More...
static void	hall_counter_reset_release (HALL_Type *hall_x)
	reset all counter and related snapshots release More...