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The ESP8266 module has the deep sleep mode which allows to put it in hibernation to save the battery. You can wake up the module at regular intervals to make ...


We will compare the three proximity sensor technologies that make distance measurement possible. HC-SR04 by ultrasound, Sharp GP2Y0A02YK0F by infrared and ...


The Sharp GP2Y0A02YK0F Proximity Proximity Sensor allows distance measurements between 20cm and 150cm. It is quite easy to get an Asian clone rated A02YK0 for ...


Grafana is an Open Source software that allows time-dependent dashboards and graphs of data. Grafana runs on Windows PC (64-bit), macOS and Raspbian for ...


InfluxDB is an open source time series database developed by InfluxData that runs on 64-bit Windows, macOS or the Raspberry Pi Raspbian distribution. In this ...


Meanwhile the Raspberry Pi 4, the Raspberry Pi Foundation offers us a small improvement of the current Raspberry Pi 3. As usual, the numbering changes a bit. ...

In the last article, we tested the 3.5 '' LCD touch screen for the Raspberry Pi 3. This small screen is very well suited for carrying out a portable ...

We are continuing our series of tests of different display solutions for the Raspberry Pi 3. Today, I propose to test the LCD 3.5 '' HDMI touch screen ...


For this new project we will go a little further and make a case by 3D printing. We will stay on the 433MHz frequency by integrating a Superheterodyne KSA6 ...


The ESP8266 was released in 2014. In just a few years it has gone from a simple WiFi module project for Arduino for a few euros to a full development board. ...

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