The sensor can sense relative humidity from 20% to 95% at a resolution of 5%. Temperature measurement is up to 50°C at a resolution of 2°C. The communication with the microcontroller is through a single wire.

DHT11 is a single-wire digital humidity and temperature sensor, which provides humidity and temperature values serially. It can measure the relative humidity in percentage (20 to 90% RH) and temperature in degree Celsius in the range of 0 to 50°C.

Jan 22, 2011 · This article demonstrates the principle and operation of interfacing the humidity sensor with 8051 microcontroller (AT89C51). The humidity sensor is widely used in applications like weather forecast, air conditioner, Hygrometers …

This article on Interfacing humidity sensor demonstrates the principle and operation of interfacing the humidity sensor with 8051 microcontroller (AT89C51). The humidity sensor is widely used in applications like weather forecast, air conditioner, Hygrometers etc.

Mar 7, 2018 · Presented here is a Humidity module HYT271 that provides low drift and good stability at high humidity range. This gives excellent humidity accuracy of 1.8%RH and reproducibility of 0.2%RH. In this tutorial, you will know how to interface humidity sensor HYT 271 with 8051 using I2C.

Jan 1, 2017 · This project is about a simple humidity sensor based on 8051 microcontroller. Humidity sensor is also called hygrometer. This circuit can sense relative humidity (RH) from 20% to 95% at an accuracy of 5%. The humidity information is displayed on a 16×2 LCD display.

This document describes a humidity sensor project using an 8051 microcontroller. The sensor uses a DHT11 humidity sensor to measure humidity levels from 20-95% with 5% accuracy. The humidity readings are displayed on a 16x2 LCD screen.

Oct 5, 2016 · The MCU (microcontroller unit) first sends a low signal of width 18mS to the DHT11. After this signal, the MCU pulls up the communication line and waits for the response from DHT11. It make take up to 2. to 40uS.

Jul 4, 2018 · DHT11 sensor protocol using microcontroller 8051.Here i use DHT11 protocol to measure Temperature and Humidity.and display on LCD.....LCD interface 8051-htt...

Jan 22, 2011 · Interfacing Humidity Sensor with 8051 Microcontroller. This AT89C51 based Humidity Detector Project described with circuit diagram, C code & working video.vi...