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.


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 Stepper motor example

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 this board is a 5v type, […]

ESP8266 and L9110 fan module example

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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. […]

ESP8266 and LCD4884 example

This LCD4884  provides a 84×48 display this LCD shield can help meet your needs. It is able to display in English, Chinese and even images, it uses the SPI interface and works Ok with a 3.3v power source

From the source code, these connections worked for me

* Connections:

* WeMos D1 Mini Nokia 5110 Description […]