How to Use Mini Monochrome OLED I2C Displays (SSD1306)?

Mini monochrome OLED I2C displays are cheap, reliable and easy to use by makers. They come in a huge variety of sizes. Our open source hardware Internet of Things, like ANAVI Thermometer and ANAVI Gas Detector, support this type of display and all kits include a particular yellow-blue model that is a bit below 1”. The display has 4 mounting holes. The screen resolution is 128×64 pixels. The driver is SSD1306. You can find exactly the same type of display with only white OLED pixels. The usage is the same no matter what is the color of the OLED pixels.

ANAVI Thermomter with yellow-blue mini OLED I2C display

In this video tutorial you will learn the exact steps how to get started with I2C OLED mini display with about 1” diagonal on Arduino compatible board such as our ANAVI Thermometer. ANAVI Thermomter is an ESP8266-powered, open source, Wi-Fi dev board with temperature and humidity sensors.

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How to Use MQ-135 Gas Sensor?

There is a huge variety on the market of analog MQ gas sensor modules for Arduino compatible devices. In this article we will focus on MQ-135.  This low-cost analog sensor is used in air quality control equipment for buildings and offices. It is suitable for detecting of NH3, NOx, alcohol, Benzene, smoke, CO2 and other dangerous gases.

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ANAVI Infrared pHAT with Raspbian Buster

ANAVI Infrared pHAT is an open source hardware add-on board that converts your Raspberry Pi into a smart remote control that can bring your old consumer electronic devices, like air conditioning, TV, set top boxes and Hi-Fi systems to the Internet of Things (IoT) era.

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