crankMaths.cpp File Reference

#include <avr-fast-shift.h>
#include "globals.h"
#include "crankMaths.h"
#include "preprocessor.h"

Macros
#define	SECOND_DERIV_ENABLED   0

Typedefs
typedef uint32_t	UQ24X8_t
typedef uint16_t	UQ1X15_t

Functions
void	setAngleConverterRevolutionTime (uint32_t revolutionTime)
	Set the revolution time, from which some of the degree<-->angle conversions are derived.
	BEGIN_LTO_ALWAYS_INLINE (uint32_t) angleToTimeMicroSecPerDegree(uint16_t angle)
	BEGIN_LTO_ALWAYS_INLINE (uint16_t) timeToAngleDegPerMicroSec(uint32_t time)

Variables
static constexpr uint8_t	UQ24X8_Shift = 8U
static UQ24X8_t	microsPerDegree
	uS per degree at current RPM in UQ24.8 fixed point
static constexpr uint8_t	microsPerDegree_Shift = UQ24X8_Shift
static constexpr uint8_t	UQ1X15_Shift = 15U
static UQ1X15_t	degreesPerMicro
	Degrees per uS in UQ1.15 fixed point.
static constexpr uint8_t	degreesPerMicro_Shift = UQ1X15_Shift

Macro Definition Documentation

SECOND_DERIV_ENABLED

#define SECOND_DERIV_ENABLED   0

Typedef Documentation

UQ1X15_t

typedef uint16_t UQ1X15_t

UQ24X8_t

typedef uint32_t UQ24X8_t

Function Documentation

BEGIN_LTO_ALWAYS_INLINE() [1/2]

BEGIN_LTO_ALWAYS_INLINE

(

uint16_t

)

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BEGIN_LTO_ALWAYS_INLINE() [2/2]

BEGIN_LTO_ALWAYS_INLINE

(

uint32_t

)

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setAngleConverterRevolutionTime()

void setAngleConverterRevolutionTime

(

uint32_t

revolutionTime

)

Set the revolution time, from which some of the degree<-->angle conversions are derived.

Parameters

revolutionTime

The crank revolution time.

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Variable Documentation

degreesPerMicro

UQ1X15_t degreesPerMicro

static

Degrees per uS in UQ1.15 fixed point.

Ranges from 8 (0.000246) at MIN_RPM to 3542 (0.108) at MAX_RPM

degreesPerMicro_Shift

constexpr uint8_t degreesPerMicro_Shift = UQ1X15_Shift

staticconstexpr

microsPerDegree

UQ24X8_t microsPerDegree

static

uS per degree at current RPM in UQ24.8 fixed point

microsPerDegree_Shift

constexpr uint8_t microsPerDegree_Shift = UQ24X8_Shift

staticconstexpr

UQ1X15_Shift

constexpr uint8_t UQ1X15_Shift = 15U

staticconstexpr

UQ24X8_Shift

constexpr uint8_t UQ24X8_Shift = 8U

staticconstexpr