raspberry pi - OSError: [Errno 110] ETIMEDOUT - Stack Overflow
2024年4月9日 · 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 …
How can I get accurate value of temperature and humidity from …
2020年10月1日 · 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 …
DHT11 sensor giving NAN for Temperature and Humidity
2024年4月1日 · I am working on an Arduino Smartwatch with an RTC Module and a DHT11 Temperature Sensor. I have not connected the RTC Module yet since I am receiving an NAN for …
STM32 freeRTOS program stuck in vPortEnterCritical () while …
2024年9月3日 · 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 …
python - unable to set line to input - Stack Overflow
2022年6月13日 · 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 …
Getting NAN-Readings from DHT-11 Sensor - Stack Overflow
2016年11月29日 · 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. …
DHT11 Error compiling for board Arduino/Genuino Uno
2017年9月7日 · I am having a problem with is Arduino code. It is a project called the Segment LED show temperature & humidity. The Arduino board that I am using is a Uno Freaduino 2016 …
arduino - Getting 'NaN' when I try to read temperatures with DHT11 …
2021年4月8日 · Pictures of the wiring of the DHT11 to the ESP When I try to read temperatures in Fahrenheit, Celsius and to get the Humidity, it always says 'nan' on the serial monitor.
DHT11 code from pic18f4550 does not work with pic18f57Q84
2023年12月7日 · I am trying to read the DHT11 on a PIC18f57Q84 and display it to an LCD screen. I found somebody online who did this for a PIC18f4550 and tried to make it work on my …
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 …