raspberry pi - OSError: [Errno 110] ETIMEDOUT - Stack Overflow
Apr 9, 2024 · I am trying to use a DHT11 sensor with 3 pins from my elegoo kit. I have followed the data sheet and connected the 3 pins correctly but each time I try and run different codes, I …
DHT11 - difference between integral and decimal data
Apr 16, 2016 · I am using DHT11 sensor in my arduino uno . the data format sent by the sensor is the following : 8bit integral RH data + 8bit decimal RH data + 8bit integral T data + 8bit decimal …
Getting NAN-Readings from DHT-11 Sensor - Stack Overflow
Nov 29, 2016 · DHT11 does not send any floating point type. For each reading it sends 2 bytes: the integer value and the fractional value. So any NAN must be the result of your code. When …
python - unable to set line to input - Stack Overflow
Jun 13, 2022 · I am trying to read humidity and temperature values from the AM2301(DHT21). for that I am using the adafruit_dht library which is written for DHT11 & DHT22. because I …
Raspberry Pi DHT 11 sensor not working. I get None None
Mar 5, 2021 · Have integrated Raspberry pi4 with a DHT sensor. The data pin is connected to pin GPIO 26 Have tried connecting the VCC to both 3.3V and 5V Have tried with both …
arduino - 'dht' does not name a type - Stack Overflow
Oct 20, 2020 · Check which library you are using. You might be trying to combine two different source code examples using two different libraries.
How can I get accurate value of temperature and humidity from …
Oct 1, 2020 · 2 From DHT11 datasheet, it only supports resolution to 1 degree Celsius and 8bits for humidity leading to the integer like floats. Also something to keep in mind is the units that …
Python GPIO code for DHT 11 temperature sensor fails in PI 2
Mar 7, 2015 · 7 I am facing issues running DHT 11 temperature sensor in PI 2 with Python2.7 GPIO 0.5.11. I am referring to http://www.uugear.com/portfolio/dht11-humidity-temperature …
STM32 freeRTOS program stuck in vPortEnterCritical () while …
Sep 3, 2024 · I programmed a freeRTOS on STM32F407 Can use 4x4 matrix keyboard to get data such as temperature and humidity below code is keyboard task that keep scanning 4x4 …
java - read temperature from DHT11, using pi4j - Stack Overflow
I've the same issue and, unfortunately, I've read that Java cannot read data from DHT11/22 in this way for timing problems. I've found in the Raspberry Forum a thread where you can find some …