ultrasonicDistance.c File Reference

#include "serialWombat.h"
#include "inputProcess.h"
#include <stdint.h>

Classes
struct	ultrasonicDistance_n

Macros
#define	COUNTS_TO_uS(_a)   ((uint32_t)( _a * (uint32_t) (65536.0 * 1000000 / DMA_FREQUENCY + .5)) >> 16)
#define	COUNTS_TO_Hz(_a)   (((uint32_t)DMA_FREQUENCY * 2) / ( _a ) + 1) >> 1;
#define	COUNTS_TO_mm(_a)   (COUNTS_TO_uS(_a) * 170 / 1000)

Typedefs
typedef struct ultrasonicDistance_n	ultrasonicDistance_t

Enumerations
enum	DRIVER_t { HC_SR04 = 0 }

Functions
void	initUltrasonicDistance ()
void	updateUltrasonicDistance ()

Variables
ultrasonicDistance_t *	debugUltrasonicDistance

Macro Definition Documentation

COUNTS_TO_Hz

#define COUNTS_TO_Hz

(

_a

)

(((uint32_t)DMA_FREQUENCY * 2) / ( _a ) + 1) >> 1;

COUNTS_TO_mm

#define COUNTS_TO_mm

(

_a

)

(COUNTS_TO_uS(_a) * 170 / 1000)

COUNTS_TO_uS

#define COUNTS_TO_uS

(

_a

)

((uint32_t)( _a * (uint32_t) (65536.0 * 1000000 / DMA_FREQUENCY + .5)) >> 16)

Typedef Documentation

ultrasonicDistance_t

typedef struct ultrasonicDistance_n ultrasonicDistance_t

Enumeration Type Documentation

DRIVER_t

enum DRIVER_t

Enumerator
HC_SR04

Function Documentation

initUltrasonicDistance()

void initUltrasonicDistance

(

)

updateUltrasonicDistance()

void updateUltrasonicDistance

(

)

Variable Documentation

debugUltrasonicDistance

ultrasonicDistance_t* debugUltrasonicDistance