blob: 4c69598666f92e5f1a3d3abd5d49842f621a966e [file] [log] [blame]
# Kconfig.bmp280 - BMP280 temperature and pressure sensor configuration options
#
# Copyright (c) 2016 Intel Corporation
# Copyright (c) 2017 IpTronix S.r.l.
#
# SPDX-License-Identifier: Apache-2.0
#
menuconfig BME280
bool "BME280/BMP280 sensor"
depends on I2C || SPI
default n
help
Enable driver for BME280 I2C-based or SPI-based temperature and pressure sensor.
config BME280_DEV_NAME
string "BME280 device name"
depends on BME280
default "BME280"
choice
prompt "BME280 device select"
depends on BME280
default BME280_DEV_TYPE_I2C
help
Select interface to communicate with BME280 sensor. This sensor can communicate
with both SPI and I2C. I2C is the default, select SPI if you sensor is connected
via the SPI interface.
config BME280_DEV_TYPE_SPI
depends on SPI
bool "SPI"
config BME280_DEV_TYPE_I2C
depends on I2C
bool "I2C"
endchoice
config BME280_I2C_ADDR
hex "BME280 I2C slave address"
default 0x76
depends on BME280 && BME280_DEV_TYPE_I2C
help
Specify the I2C slave address for the BME280.
0x76: Ground
0x77: VCC
config BME280_I2C_MASTER_DEV_NAME
string "I2C master where BME280 is connected"
depends on BME280 && BME280_DEV_TYPE_I2C
default "I2C_0"
help
Specify the device name of the I2C master device to which BME280 is
connected.
config BME280_SPI_DEV_NAME
string "SPI device where BME280 is connected"
depends on BME280 && BME280_DEV_TYPE_SPI
default "SPI_0"
help
Specify the device name of the SPI device to which BME280 is
connected.
config BME280_SPI_DEV_SLAVE
int "SPI Slave Select where BME280 is connected"
depends on BME280 && BME280_DEV_TYPE_SPI
default 3
help
Specify the Slave Select pin of the SPI device to which BME280 CS is
connected.
menu "Attributes"
depends on BME280
choice
prompt "BME280 temperature oversampling"
depends on BME280
default BME280_TEMP_OVER_2X
help
Select temperature oversampling for the BME280 sensor. Higher values
lead to more accurate readings, but higher power consumption.
config BME280_TEMP_OVER_1X
bool "x1"
config BME280_TEMP_OVER_2X
bool "x2"
config BME280_TEMP_OVER_4X
bool "x4"
config BME280_TEMP_OVER_8X
bool "x8"
config BME280_TEMP_OVER_16X
bool "x16"
endchoice
choice
prompt "BME280 pressure oversampling"
depends on BME280
default BME280_PRESS_OVER_16X
help
Select pressure oversampling for the BME280 sensor. Higher values
lead to more accurate readings, but higher power consumption.
config BME280_PRESS_OVER_1X
bool "x1"
config BME280_PRESS_OVER_2X
bool "x2"
config BME280_PRESS_OVER_4X
bool "x4"
config BME280_PRESS_OVER_8X
bool "x8"
config BME280_PRESS_OVER_16X
bool "x16"
endchoice
choice
prompt "BME280 humidity oversampling"
depends on BME280
default BME280_HUMIDITY_OVER_16X
help
Select humidity oversampling for the BME280 sensor. Higher values
lead to more accurate readings, but higher power consumption.
config BME280_HUMIDITY_OVER_1X
bool "x1"
config BME280_HUMIDITY_OVER_2X
bool "x2"
config BME280_HUMIDITY_OVER_4X
bool "x4"
config BME280_HUMIDITY_OVER_8X
bool "x8"
config BME280_HUMIDITY_OVER_16X
bool "x16"
endchoice
choice
prompt "BME280 standby time"
depends on BME280
default BME280_STANDBY_1000MS
help
Select standby time between measurements for the BME280 sensor.
Higher values lead to lower power consumption.
config BME280_STANDBY_05MS
bool "0.5ms"
config BME280_STANDBY_62MS
bool "62.5ms"
config BME280_STANDBY_125MS
bool "125ms"
config BME280_STANDBY_250MS
bool "250ms"
config BME280_STANDBY_500MS
bool "500ms"
config BME280_STANDBY_1000MS
bool "1000ms"
config BME280_STANDBY_2000MS
bool "2000ms BMP280 / 10ms BME280"
config BME280_STANDBY_4000MS
bool "4000ms BMP280 / 20ms BME280"
endchoice
choice
prompt "BME280 filter coefficient"
depends on BME280
default BME280_FILTER_4
help
Select the filter coefficient for the BME280 sensor.
config BME280_FILTER_OFF
bool "filter off"
config BME280_FILTER_2
bool "2"
config BME280_FILTER_4
bool "4"
config BME280_FILTER_8
bool "8"
config BME280_FILTER_16
bool "16"
endchoice
endmenu