#include "sensor/device/EMC1413.h"
#include <math.h>

Overview

EMC1413 Temperature Sensor driver implementation.

Implements the functions defined in EMC1413.h for controlling EMC1413 Temperature Sensor input/output and interrupts on the EfxSapphireSoC platform.

Copyright: 2013-2026 Efinix Inc. All rights reserved.
See the full License Information for Efinix and SaxonSoc MIT terms.

Definition in file EMC1413.c.

Macros
#define	PRODUCT_ID 0xFD
#define	MICROCHIP_ID 0xFE
#define	INT_DIODE_HB 0x00
#define	INT_DIODE_LB 0x29
#define	EXT_DIODE1_HB 0x01
#define	EXT_DIODE1_LB 0x10
#define	EXT_DIODE2_HB 0x23
#define	EXT_DIODE2_LB 0x24
#define	STATUS_REG 0x02
#define	CONFIG_REG 0x03
#define	CONVERT_RATE_REG 0x04
#define	HIGH_LIMIT_REG_INT_DIODE 0x05
#define	LOW_LIMIT_REG_INT_DIODE 0x06
#define	HIGH_LIMIT_REG_EXT_DIODE1_HB 0x07
#define	LOW_LIMIT_REG_EXT_DIODE1_HB 0x08
#define	HIGH_LIMIT_REG_EXT_DIODE1_LB 0x13
#define	LOW_LIMIT_REG_EXT_DIODE1_LB 0x14
#define	HIGH_LIMIT_REG_EXT_DIODE2_HB 0x15
#define	LOW_LIMIT_REG_EXT_DIODE2_HB 0x16
#define	HIGH_LIMIT_REG_EXT_DIODE2_LB 0x17
#define	LOW_LIMIT_REG_EXT_DIODE2_LB 0x18
#define	HIGH_LIMIT_REG_EXT_DIODE3_HB 0x2C
#define	HIGH_LIMIT_REG_EXT_DIODE3_LB 0x2E
#define	LOW_LIMIT_REG_EXT_DIODE3_HB 0x2D
#define	LOW_LIMIT_REG_EXT_DIODE3_LB 0x2F
#define	THERM_LIMIT 0X37
#define	THERM_LIMIT_EXT_DIODE1 0X19
#define	THERM_LIMIT_EXT_DIODE2 0X1A
#define	THERM_LIMIT_EXT_DIODE3 0X30
#define	THERM_LIMIT_INT_DIODE 0X20
#define	THERM_LIMIT_HYSTERESIS 0X21
#define	HIGH_LIMIT_STATUS_REG 0x35
#define	LOW_LIMIT_STATUS_REG 0x36
#define	THERM_LIMIT_STATUS_REG 0x37
#define	BETA_CONFIG_EX1_REG 0x25
#define	BETA_CONFIG_EX2_REG 0x26
#define	FILTER_CTRL_REG 0x40
#define	EXT_DIODE_FAULT 0x1B
#define	CONSECUTIVE_ALRT_REG 0x70
#define	CHANNEL_MASK_REG 0x1F
#define	DEFAULT_HIGH_LIMIT_VALUE 0x55
#define	DEFAULT_LOW_LIMIT_VALUE 0x00

Functions
temp_sensor_status_t	emc1413_getTemp (temp_sensor_instance_t *temp)
	Get temperature from EMC1413 Temperature Sensor.
temp_sensor_status_t	emc1413_getTempLimit (temp_sensor_instance_t *temp)
	Get temperature limits from EMC1413 Temperature Sensor.
temp_sensor_status_t	emc1413_setTempRange (temp_sensor_instance_t *temp, u8 enable_extended)
	Set temperature range for EMC1413 Temperature Sensor.
temp_sensor_status_t	emc1413_setTempLimit (temp_sensor_instance_t *temp)
	Set temperature limits for EMC1413 Temperature Sensor.
temp_sensor_status_t	emc1413_checkTempAlert (temp_sensor_instance_t *temp)
	Check for temperature alerts from EMC1413 Temperature Sensor.
u8	emc1413_checkTempRange (temp_sensor_instance_t *temp)
	Check if temperature is within range for EMC1413 Temperature Sensor.

Variables
const temp_sensor_api_t	emc1413_driver
	EMC1413 Driver Instance. Point your generic Temperature Sensor pointer to this structure to use the EMC1413.

Macro Definition Documentation

◆ BETA_CONFIG_EX1_REG

#define BETA_CONFIG_EX1_REG 0x25

Definition at line 72 of file EMC1413.c.

◆ BETA_CONFIG_EX2_REG

#define BETA_CONFIG_EX2_REG 0x26

Definition at line 73 of file EMC1413.c.

◆ CHANNEL_MASK_REG

#define CHANNEL_MASK_REG 0x1F

Definition at line 79 of file EMC1413.c.

◆ CONFIG_REG

#define CONFIG_REG 0x03

Definition at line 37 of file EMC1413.c.

◆ CONSECUTIVE_ALRT_REG

#define CONSECUTIVE_ALRT_REG 0x70

Definition at line 78 of file EMC1413.c.

◆ CONVERT_RATE_REG

#define CONVERT_RATE_REG 0x04

Definition at line 38 of file EMC1413.c.

◆ DEFAULT_HIGH_LIMIT_VALUE

#define DEFAULT_HIGH_LIMIT_VALUE 0x55

Definition at line 82 of file EMC1413.c.

◆ DEFAULT_LOW_LIMIT_VALUE

#define DEFAULT_LOW_LIMIT_VALUE 0x00

Definition at line 83 of file EMC1413.c.

◆ EXT_DIODE1_HB

#define EXT_DIODE1_HB 0x01

Definition at line 30 of file EMC1413.c.

◆ EXT_DIODE1_LB

#define EXT_DIODE1_LB 0x10

Definition at line 31 of file EMC1413.c.

◆ EXT_DIODE2_HB

#define EXT_DIODE2_HB 0x23

Definition at line 32 of file EMC1413.c.

◆ EXT_DIODE2_LB

#define EXT_DIODE2_LB 0x24

Definition at line 33 of file EMC1413.c.

◆ EXT_DIODE_FAULT

#define EXT_DIODE_FAULT 0x1B

Definition at line 77 of file EMC1413.c.

◆ FILTER_CTRL_REG

#define FILTER_CTRL_REG 0x40

Definition at line 76 of file EMC1413.c.

◆ HIGH_LIMIT_REG_EXT_DIODE1_HB

#define HIGH_LIMIT_REG_EXT_DIODE1_HB 0x07

Definition at line 43 of file EMC1413.c.

◆ HIGH_LIMIT_REG_EXT_DIODE1_LB

#define HIGH_LIMIT_REG_EXT_DIODE1_LB 0x13

Definition at line 45 of file EMC1413.c.

◆ HIGH_LIMIT_REG_EXT_DIODE2_HB

#define HIGH_LIMIT_REG_EXT_DIODE2_HB 0x15

Definition at line 47 of file EMC1413.c.

◆ HIGH_LIMIT_REG_EXT_DIODE2_LB

#define HIGH_LIMIT_REG_EXT_DIODE2_LB 0x17

Definition at line 49 of file EMC1413.c.

◆ HIGH_LIMIT_REG_EXT_DIODE3_HB

#define HIGH_LIMIT_REG_EXT_DIODE3_HB 0x2C

Definition at line 53 of file EMC1413.c.

◆ HIGH_LIMIT_REG_EXT_DIODE3_LB

#define HIGH_LIMIT_REG_EXT_DIODE3_LB 0x2E

Definition at line 54 of file EMC1413.c.

◆ HIGH_LIMIT_REG_INT_DIODE

#define HIGH_LIMIT_REG_INT_DIODE 0x05

Definition at line 41 of file EMC1413.c.

◆ HIGH_LIMIT_STATUS_REG

#define HIGH_LIMIT_STATUS_REG 0x35

Definition at line 67 of file EMC1413.c.

◆ INT_DIODE_HB

#define INT_DIODE_HB 0x00

Definition at line 28 of file EMC1413.c.

◆ INT_DIODE_LB

#define INT_DIODE_LB 0x29

Definition at line 29 of file EMC1413.c.

◆ LOW_LIMIT_REG_EXT_DIODE1_HB

#define LOW_LIMIT_REG_EXT_DIODE1_HB 0x08

Definition at line 44 of file EMC1413.c.

◆ LOW_LIMIT_REG_EXT_DIODE1_LB

#define LOW_LIMIT_REG_EXT_DIODE1_LB 0x14

Definition at line 46 of file EMC1413.c.

◆ LOW_LIMIT_REG_EXT_DIODE2_HB

#define LOW_LIMIT_REG_EXT_DIODE2_HB 0x16

Definition at line 48 of file EMC1413.c.

◆ LOW_LIMIT_REG_EXT_DIODE2_LB

#define LOW_LIMIT_REG_EXT_DIODE2_LB 0x18

Definition at line 50 of file EMC1413.c.

◆ LOW_LIMIT_REG_EXT_DIODE3_HB

#define LOW_LIMIT_REG_EXT_DIODE3_HB 0x2D

Definition at line 55 of file EMC1413.c.

◆ LOW_LIMIT_REG_EXT_DIODE3_LB

#define LOW_LIMIT_REG_EXT_DIODE3_LB 0x2F

Definition at line 56 of file EMC1413.c.

◆ LOW_LIMIT_REG_INT_DIODE

#define LOW_LIMIT_REG_INT_DIODE 0x06

Definition at line 42 of file EMC1413.c.

◆ LOW_LIMIT_STATUS_REG

#define LOW_LIMIT_STATUS_REG 0x36

Definition at line 68 of file EMC1413.c.

◆ MICROCHIP_ID

#define MICROCHIP_ID 0xFE

Definition at line 25 of file EMC1413.c.

◆ PRODUCT_ID

#define PRODUCT_ID 0xFD

Definition at line 24 of file EMC1413.c.

◆ STATUS_REG

#define STATUS_REG 0x02

Definition at line 36 of file EMC1413.c.

◆ THERM_LIMIT

#define THERM_LIMIT 0X37

Definition at line 59 of file EMC1413.c.

◆ THERM_LIMIT_EXT_DIODE1

#define THERM_LIMIT_EXT_DIODE1 0X19

Definition at line 60 of file EMC1413.c.

◆ THERM_LIMIT_EXT_DIODE2

#define THERM_LIMIT_EXT_DIODE2 0X1A

Definition at line 61 of file EMC1413.c.

◆ THERM_LIMIT_EXT_DIODE3

#define THERM_LIMIT_EXT_DIODE3 0X30

Definition at line 62 of file EMC1413.c.

◆ THERM_LIMIT_HYSTERESIS

#define THERM_LIMIT_HYSTERESIS 0X21

Definition at line 64 of file EMC1413.c.

◆ THERM_LIMIT_INT_DIODE

#define THERM_LIMIT_INT_DIODE 0X20

Definition at line 63 of file EMC1413.c.

◆ THERM_LIMIT_STATUS_REG

#define THERM_LIMIT_STATUS_REG 0x37

Definition at line 69 of file EMC1413.c.