LTC2492_Thermocouple_Meter.ino File Reference

Go to the source code of this file.

Data Structures
struct	fourbytes

Functions
LiquidCrystal	lcd (RS, E, D4, D5, D6, D7)
static void	setup ()
static void	loop ()
static float	type_K_V2C (float tc_voltage, float cj_voltage)
static int32_t	read_LTC2492 (char channel, char config)
static void	calibrate (void)
static void	read_calibration (void)

Macros
#define	HARDCODED_CONSTANTS
#define	CAL_JUMPER   1
#define	INC_BUTTON   2
#define	DEC_BUTTON   3
#define	CS   9

Variables
const int16_t	RS = 3
const int16_t	E = 2
const int16_t	D4 = A0
const int16_t	D5 = A1
const int16_t	D6 = A2
const int16_t	D7 = A3
int32_t	x
float	cj_voltage
float	poly_voltage
float	ptat_voltage
float	cj_raw
float	tc_raw
float	cj_temp
float	vref = 1.25
union {
float   fp
struct fourbytes   by
}	vin_cal
union {
float   fp
struct fourbytes   by
}	ptat_cal

Function Documentation

calibrate()

static void calibrate ( void  )

static

Definition at line 356 of file LTC2492_Thermocouple_Meter.ino.

lcd()

LiquidCrystal lcd	(	RS	,
		E	,
		D4	,
		D5	,
		D6	,
		D7
	)

loop()

static void loop ( void  )

static

Definition at line 194 of file LTC2492_Thermocouple_Meter.ino.

read_calibration()

static void read_calibration ( void  )

static

Definition at line 424 of file LTC2492_Thermocouple_Meter.ino.

read_LTC2492()

static int32_t read_LTC2492 ( char  channel, char  config  )

static

Definition at line 323 of file LTC2492_Thermocouple_Meter.ino.

setup()

static void setup ( void  )

static

Definition at line 156 of file LTC2492_Thermocouple_Meter.ino.

type_K_V2C()

static float type_K_V2C ( float  tc_voltage, float  cj_voltage  )

static

Definition at line 268 of file LTC2492_Thermocouple_Meter.ino.

Macro Definition Documentation

CAL_JUMPER

#define CAL_JUMPER   1

Definition at line 93 of file LTC2492_Thermocouple_Meter.ino.

CS

#define CS   9

Definition at line 96 of file LTC2492_Thermocouple_Meter.ino.

DEC_BUTTON

#define DEC_BUTTON   3

Definition at line 95 of file LTC2492_Thermocouple_Meter.ino.

HARDCODED_CONSTANTS

#define HARDCODED_CONSTANTS

Definition at line 84 of file LTC2492_Thermocouple_Meter.ino.

INC_BUTTON

#define INC_BUTTON   2

Definition at line 94 of file LTC2492_Thermocouple_Meter.ino.

Variable Documentation

by

struct fourbytes by

Definition at line 140 of file LTC2492_Thermocouple_Meter.ino.

cj_raw

float cj_raw

Definition at line 125 of file LTC2492_Thermocouple_Meter.ino.

cj_temp

float cj_temp

Definition at line 127 of file LTC2492_Thermocouple_Meter.ino.

cj_voltage

float cj_voltage

Definition at line 121 of file LTC2492_Thermocouple_Meter.ino.

D4

const int16_t D4 = A0

Definition at line 102 of file LTC2492_Thermocouple_Meter.ino.

D5

const int16_t D5 = A1

Definition at line 103 of file LTC2492_Thermocouple_Meter.ino.

D6

const int16_t D6 = A2

Definition at line 104 of file LTC2492_Thermocouple_Meter.ino.

D7

const int16_t D7 = A3

Definition at line 105 of file LTC2492_Thermocouple_Meter.ino.

E

const int16_t E = 2

Definition at line 101 of file LTC2492_Thermocouple_Meter.ino.

fp

float fp

Definition at line 139 of file LTC2492_Thermocouple_Meter.ino.

poly_voltage

float poly_voltage

Definition at line 123 of file LTC2492_Thermocouple_Meter.ino.

ptat_cal

union { ... } ptat_cal

ptat_voltage

float ptat_voltage

Definition at line 124 of file LTC2492_Thermocouple_Meter.ino.

RS

const int16_t RS = 3

Definition at line 100 of file LTC2492_Thermocouple_Meter.ino.

tc_raw

float tc_raw

Definition at line 126 of file LTC2492_Thermocouple_Meter.ino.

vin_cal

union { ... } vin_cal

vref

float vref = 1.25

Definition at line 129 of file LTC2492_Thermocouple_Meter.ino.

x

int32_t x

Definition at line 119 of file LTC2492_Thermocouple_Meter.ino.