hpm_mcl_abz.c File Reference

#include "hpm_mcl_abz.h"

Functions
hpm_mcl_stat_t	hpm_mcl_abz_get_theta (void *qei_base, uint32_t phase_count, float deta_theta, float *theta)
	Get the angle of the abz encoder. More...
hpm_mcl_stat_t	hpm_mcl_abz_get_abs_theta (void *qei_base, uint32_t phase_count, float deta_theta, float offset, float *theta)
	Get absolute angle value. More...

Function Documentation

hpm_mcl_abz_get_abs_theta()

hpm_mcl_stat_t hpm_mcl_abz_get_abs_theta	(	void *	qei_base,
		uint32_t	phase_count,
		float	deta_theta,
		float	theta0,
		float *	theta
	)

Get absolute angle value.

Parameters

qei_base	qei peripheral base address
phase_count	Number of pulses per revolution
deta_theta	Mechanical angle for each pulse
theta0	Initial angle calibration value
theta	rad

Returns

hpm_mcl_stat_t

hpm_mcl_abz_get_theta()

hpm_mcl_stat_t hpm_mcl_abz_get_theta	(	void *	qei_base,
		uint32_t	phase_count,
		float	deta_theta,
		float *	theta
	)

Get the angle of the abz encoder.

Parameters

qei_base	qei peripheral base address
phase_count	Number of pulses per revolution
deta_theta	Mechanical angle for each pulse
theta	rad

Returns

hpm_mcl_stat_t