DHT12 humidity temperature sensor and ESP8266 example

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The DHt12 is an upgraded version of the classic DHT11 humidity temperature sensor, it is fully downward compatible, more precise and adds an I2C interface.

Features:

compact size low power consumption low voltage operation Standard I2C and 1-wire interface.

Sensing range Temperature: -20 ~ +60 C Humidity: 20-95 RH […]

ESP8266 and DS18b20 sensor readings displayed on a web server

In this example we will connect a Wemos compatible DS18B20 shield to a Wemos Mini and display a page on a web server. This is a combination of our two examples that we have already created and uses 2 shields and a Wemos mini

DS18b20 example

and

Web server example

 

Code

You will need […]

ESP8266 and Stepper motor example

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In this example we will show a basic stepper motor example, we use a driver board that can be bought on many sites which basically comprises of a ULN2003 IC and a few other components, you can use either 5v or 12v, the motor that comes quite often with […]

ESP8266 and L9110 fan module example

In this example we connect an ESp8266  to a dual L9110 fan module. This is a commonly found, basic low cost module which consists of an L9110 chip and a small motor attached. You need 4 connections between the arduino and the module. VCC, GND , INA and INB. You should use an external power […]