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  1. 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 …

  2. 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 …

  3. 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 …

  4. 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 …

  5. 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 …

  6. 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. …

  7. 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 …

  8. 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.

  9. 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 …

  10. 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 …