ErriezBMX280.h File Reference

BMP280/BME280 sensor library for Arduino. More...

#include <Arduino.h>
#include <Wire.h>

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Go to the source code of this file.

Classes
class	ErriezBMX280
	BMX280 class. More...

Macros
#define	BMX280_I2C_ADDR   0x76
	I2C address.
#define	BMX280_I2C_ADDR_ALT   0x77
	I2C alternative address.
#define	BMX280_REG_DIG_T1   0x88
	Temperature coefficient register.
#define	BMX280_REG_DIG_T2   0x8A
	Temperature coefficient register.
#define	BMX280_REG_DIG_T3   0x8C
	Temperature coefficient register.
#define	BMX280_REG_DIG_P1   0x8E
	Pressure coefficient register.
#define	BMX280_REG_DIG_P2   0x90
	Pressure coefficient register.
#define	BMX280_REG_DIG_P3   0x92
	Pressure coefficient register.
#define	BMX280_REG_DIG_P4   0x94
	Pressure coefficient register.
#define	BMX280_REG_DIG_P5   0x96
	Pressure coefficient register.
#define	BMX280_REG_DIG_P6   0x98
	Pressure coefficient register.
#define	BMX280_REG_DIG_P7   0x9A
	Pressure coefficient register.
#define	BMX280_REG_DIG_P8   0x9C
	Pressure coefficient register.
#define	BMX280_REG_DIG_P9   0x9E
	Pressure coefficient register.
#define	BME280_REG_DIG_H1   0xA1
	Humidity coefficient register.
#define	BME280_REG_DIG_H2   0xE1
	Humidity coefficient register.
#define	BME280_REG_DIG_H3   0xE3
	Humidity coefficient register.
#define	BME280_REG_DIG_H4   0xE4
	Humidity coefficient register.
#define	BME280_REG_DIG_H5   0xE5
	Humidity coefficient register.
#define	BME280_REG_DIG_H6   0xE7
	Humidity coefficient register.
#define	BME280_REG_CHIPID   0xD0
	Chip ID register.
#define	BME280_REG_RESET   0xE0
	Reset register.
#define	BME280_REG_CTRL_HUM   0xF2
	BME280: Control humidity register.
#define	BMX280_REG_STATUS   0XF3
	Status register.
#define	BMX280_REG_CTRL_MEAS   0xF4
	Control measure register.
#define	BMX280_REG_CONFIG   0xF5
	Config register.
#define	BMX280_REG_PRESS   0xF7
	Pressure data register.
#define	BMX280_REG_TEMP   0xFA
	Temperature data register.
#define	BME280_REG_HUM   0xFD
	Humidity data register.
#define	CHIP_ID_BMP280   0x58
	BMP280 chip ID.
#define	CHIP_ID_BME280   0x60
	BME280 chip ID.
#define	RESET_KEY   0xB6
	Reset value for reset register.
#define	STATUS_IM_UPDATE   0
	im_update bit in status register

Enumerations
enum	BMX280_Mode_e { BMX280_MODE_SLEEP = 0b00, BMX280_MODE_FORCED = 0b01, BMX280_MODE_NORMAL = 0b11 }
	Sleep mode bits ctrl_meas register. More...
enum	BMX280_Sampling_e {   BMX280_SAMPLING_NONE = 0b000, BMX280_SAMPLING_X1 = 0b001, BMX280_SAMPLING_X2 = 0b010, BMX280_SAMPLING_X4 = 0b011,   BMX280_SAMPLING_X8 = 0b100, BMX280_SAMPLING_X16 = 0b101 }
	Sampling bits registers ctrl_hum, ctrl_meas. More...
enum	BMX280_Filter_e {   BMX280_FILTER_OFF = 0b000, BMX280_FILTER_X2 = 0b001, BMX280_FILTER_X4 = 0b010, BMX280_FILTER_X8 = 0b011,   BMX280_FILTER_X16 = 0b100 }
	Filter bits config register. More...
enum	BMX280_Standby_e {   BMX280_STANDBY_MS_0_5 = 0b000, BMX280_STANDBY_MS_10 = 0b110, BMX280_STANDBY_MS_20 = 0b111, BMX280_STANDBY_MS_62_5 = 0b001,   BMX280_STANDBY_MS_125 = 0b010, BMX280_STANDBY_MS_250 = 0b011, BMX280_STANDBY_MS_500 = 0b100, BMX280_STANDBY_MS_1000 = 0b101 }
	Standby duration bits config register. More...

Detailed Description

BMP280/BME280 sensor library for Arduino.

BMP280 supports temperature and pressure BME280 supports temperature, pressure and humidity

Source:          https://github.com/Erriez/ErriezBMX280
Documentation:   https://erriez.github.io/ErriezBMX280

Definition in file ErriezBMX280.h.

Enumeration Type Documentation

BMX280_Filter_e

enum BMX280_Filter_e

Filter bits config register.

Enumerator
BMX280_FILTER_OFF	Filter off.
BMX280_FILTER_X2	x2 Filter
BMX280_FILTER_X4	x4 Filter
BMX280_FILTER_X8	x8 Filter
BMX280_FILTER_X16	x16 Filter

Definition at line 109 of file ErriezBMX280.h.

BMX280_Mode_e

enum BMX280_Mode_e

Sleep mode bits ctrl_meas register.

Enumerator
BMX280_MODE_SLEEP	Sleep mode.
BMX280_MODE_FORCED	Forced mode.
BMX280_MODE_NORMAL	Normal mode.

Definition at line 88 of file ErriezBMX280.h.

BMX280_Sampling_e

enum BMX280_Sampling_e

Sampling bits registers ctrl_hum, ctrl_meas.

Enumerator
BMX280_SAMPLING_NONE	Sampling disabled.
BMX280_SAMPLING_X1	x1 Sampling
BMX280_SAMPLING_X2	x2 Sampling
BMX280_SAMPLING_X4	x4 Sampling
BMX280_SAMPLING_X8	x8 Sampling
BMX280_SAMPLING_X16	x16 Sampling

Definition at line 97 of file ErriezBMX280.h.

BMX280_Standby_e

enum BMX280_Standby_e

Standby duration bits config register.

Enumerator
BMX280_STANDBY_MS_0_5	0.5m standby
BMX280_STANDBY_MS_10	10ms standby
BMX280_STANDBY_MS_20	20ms standby
BMX280_STANDBY_MS_62_5	62.5 standby
BMX280_STANDBY_MS_125	125ms standby
BMX280_STANDBY_MS_250	250ms standby
BMX280_STANDBY_MS_500	500ms standby
BMX280_STANDBY_MS_1000	1s standby

Definition at line 120 of file ErriezBMX280.h.