enc.c File Reference

Portable C fixed point code. These functions define the. More...

#include "sw/modules/enc/src/32b/enc.h"

Go to the source code of this file.

Functions
ENC_Handle	ENC_init (void *pMemory, const size_t numBytes)
	Initializes the encoder object. More...
void	ENC_setup (ENC_Handle encHandle, const int16_t sample_period, const uint16_t num_pole_pairs, const uint16_t num_enc_slots, const uint32_t enc_zero_offset, const float_t full_scale_freq, const float_t speed_update_freq, const float_t speed_cutoff)
	Initializes encoder object parameters. More...
void	ENC_calcElecAngle (ENC_Handle encHandle, uint32_t posnCounts)
	Reads encoder and returns the electrical degrees in Q24 format. More...
void	ENC_run (ENC_Handle encHandle, uint32_t posnCounts, uint16_t indextFlag, uint16_t dirFlag, int16_t log_flag)
	Based on the encoder reading, computes the electrical angle and the electrical "speed". More...
int16_t	ENC_getSpeedRPM (ENC_Handle encHandle)
	Returns the filtered speed in RPM. More...

Detailed Description

Portable C fixed point code. These functions define the.

encoder routines.

(C) Copyright 2011, Texas Instruments, Inc.

Definition in file enc.c.