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Day 24: Fire alarm for the Christmas tree
The final project consists of several elements you have been introduced to in the course of the advent time. One function is the Cheerlights function presented the day before. You can also receive the current colour of the Cheerlights project…
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Day 23: Cheerlights
Today’s experiment is based on a project by Hans Scharler that is called Cheerlights. The idea is globally linked lights that can be simultaneously controlled via Twitter commands. It is a good example of the world growing closer and closer…
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Day 22: TalkBack
Today’s project is about another app of the ThingSpeak page, i.e. the TalkBack-App. This function permits creating a command that is read and executed by the controller. What appears nonsensical with a single controller does make sense when using two…
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Day 21: Alarm system
Today’s project is an alarm system with which you can, for example, check whether someone opens a drawer without permission. There is a continuous check for whether the connected light sensor is exposed to too much light. If this is…
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Day 20: Twitch
The website ThingSpeak offers a lot more than just long-time monitoring of sensors. Today’s project is similar to the projects from days 9 and 10 in its basic idea. Information is collected from a website on the internet. In this…
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Day 19: ThingSpeak
In the last days of the advent time, we will deal with an entirely new subject: the website ThingSpeak. This website has been specifically developed for the subject of Internet of Things and contains various practical functions for you. Before…
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Day 18: Universal remote control
Yesterday, you built a receiver for infra-red remote controls. Today, you are building the remote control itself. More precisely, you will build a universal remote control that you can operate by computer or Smartphone and with which you can operate…
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Day 17: IR module
Today’s project permits controlling the controller by remote control. You can change the colour of the RGB-LED with buttons you can choose on an infra-red remote control, and change the background colour of the website right along with it. Behind…
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Day 16: GPIO Control
Today’s project permits simple control of the digital pins D2-D7 per website. The status of the respective pin is also presented on the website, so that you will never lose the overview. To review the condition of the pin well,…
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Day 15: Light sensor
Today’s project does not use the web server’s website as a control interface, but as an output element. The brightness measured via a brightness sensor is displayed well-structuredly as a relative value. Behind today’s door, there is another photo transistor…
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