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c9caf1806a
Add driver for the DHT temperature and relative himidity sensor family. The sensor has a single signal pin (in addition to GND and VDD) over which communication is done in a half-duplex manner (see datasheet for more details). Datasheets: http://www.micropik.com/PDF/dht11.pdf https://www.sparkfun.com/datasheets/Sensors/Temperature/DHT22.pdf http://akizukidenshi.com/download/ds/aosong/AM2302.pdf Origin: Original Change-Id: If8c8be73d7fdfef2ab2091bf9b8fe72bcd700ed1 Signed-off-by: Bogdan Davidoaia <bogdan.m.davidoaia@intel.com>
95 lines
2.2 KiB
Plaintext
95 lines
2.2 KiB
Plaintext
# Kconfig.dht - DHT Temperature and Himidity Sensor configuration options
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#
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# Copyright (c) 2016 Intel Corporation
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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menuconfig DHT
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bool
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prompt "DHT Temperature and Humidity Sensor"
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depends on SENSOR && GPIO
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default n
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help
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Enable driver for the DHT temperature and humidity sensor family.
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config DHT_SYS_LOG_LEVEL
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int "DHT Log level"
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depends on SYS_LOG && DHT
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default 0
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range 0 4
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help
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Sets log level for DHT driver.
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Levels are:
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0 OFF, do not write
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1 ERROR, only write SYS_LOG_ERR
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2 WARNING, write SYS_LOG_WRN in addition to previous level
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3 INFO, write SYS_LOG_INF in addition to previous levels
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4 DEBUG, write SYS_LOG_DBG in addition to previous levels
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choice
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prompt "Chip type"
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depends on DHT
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default DHT_CHIP_DHT11
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help
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Choose desired chip type from the DHT family.
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config DHT_CHIP_DHT11
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bool
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prompt "DHT11"
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help
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Choose this option to enable the DHT11 chip.
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config DHT_CHIP_DHT22
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bool
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prompt "DHT22"
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help
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Choose this option to enable the DHT22 chip.
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endchoice
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config DHT_NAME
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string
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prompt "Driver name"
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default "DHT11" if DHT_CHIP_DHT11
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default "DHT22" if DHT_CHIP_DHT22
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depends on DHT
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help
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Device name with which the sensor is identified.
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config DHT_INIT_PRIORITY
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int
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prompt "Init priority"
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depends on DHT
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default 70
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help
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Device driver initialization priority.
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config DHT_GPIO_DEV_NAME
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string
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prompt "GPIO device"
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default "GPIO_0"
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depends on DHT
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help
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The device name of the GPIO device to which the chip's data pin
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is connected.
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config DHT_GPIO_PIN_NUM
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int
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prompt "Interrupt GPIO pin number"
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default 0
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depends on DHT
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help
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The number of the GPIO on which the chip's data pin is connected.
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