When I moved into a new apartment, I was faced with a new (absolute luxury) problem. My old MagicMirror, which I had previously installed in my bathroom cabinet, couldn't move with me because [...]
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At nerdiy.de, everything revolves around electronics, DIY, 3D printing, smart home and many other technical topics.
The SmartHome category contains all articles that deal in any way with the configuration and operation of various SmartHome systems.
When I moved into a new apartment, I was faced with a new (absolute luxury) problem. My old MagicMirror, which I had previously installed in my bathroom cabinet, couldn't move with me because [...]
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I have to admit, when WeLock contacted me and asked if I was interested in testing the Touch41 or Touch41mini locking cylinder, I was skeptical at first. Because with the […]
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The IKEA FYRTUR roller blind is a very easy way to retrofit your windows with an easily controllable roller blind. Thanks to the Zigbee connection, you can then do this for all possible scenarios […]
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A NAS (Raspberry Pi – NetworkAttachedStorage / building a NAS with a Raspberry Pi 4 yourself) only becomes really practical if you can access it from anywhere in the network […]
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The Raspberry Pi is famous for many of its features. On the one hand there is the size, performance and (at times when there is no shortage of components) also the price for such a small practical […]
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In the articles Reading out data from an SMA EV CHARGER 22 Wallbox and Reading out Node Red – SMA Sunny Home Manager data, I had already described how to […]
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As a Windows user, you are used to the fact that there is always a virus scanner watching somewhere in the background and immediately informs you about an infection with malware or already acts accordingly. I use [...]
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For some time now, my network (in addition to an SMA EV Charger 22 wallbox) has also included an SMA inverter for a photovoltaic system and an associated SMA Sunny Home Manager. The latter [...]
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The TRADFRI plug is a simple way to switch existing consumers such as lamps via your smart home system via Zigbee The consumer can be switched on and off. At the same time it acts [...]
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To be able to automate your own smart home sensibly, one function is quite important: Are residents present or not? Because only then can the system, for example, automatically turn the heaters [...].
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In the article Raspberry Pi - Music streaming to the Raspberry Pi via DLNA client I already described how to use the Raspberry Pi as a playback device for content from a DLNA server [...].
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In the article Zigbee - Preparing a Sonoff zigbee 3.0 USB Dongle Plus for zigbee2mqtt I have described how to prepare a Sonoff zigbee stick with the firmware for zigbee2mqtt [...]
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Thanks to the I2C bus, the Raspberry Pi can be equipped with many practical sensors and actuators. One (in my opinion) very elegant possibility for user input is the MPR121. The [...]
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Flashing the ESP8266 or ESP32 is not so easy if you haven't had much contact with microcontrollers before. But there is now something very cool that makes this process [...]
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Since a short time there is a SMA EV Charger 22 wallbox in my network. Primarily, of course, this is used to charge an electric car. Nevertheless, I was of course curious what values [...]
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In the article RaspberryPi - NetworkAttachedStorage / Building a NAS from a RaspberryPi 4 I already described that the (relatively) new Raspberry Pi 4B is also very well suited [...].
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For the last few years, I've mostly relied on Synology NAS for home storage. These come with a fancy interface and can be configured easily but also in detail. Unfortunately, [...]
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As is often the case with backups, you usually only think about making one when it's too late. That's what happened to me the other day with a [...]
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As a user of the Raspberry Pi, sooner or later you stumble upon the question of how to connect and access a USB stick, external hard drive or SD card to the Raspberry Pi. [...]
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Normally, all data of a Raspberry Pi is stored on the inserted SD card. This has the advantage that you can easily insert a ready-to-use SD card into another Raspberry Pi [...].
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EspEasy and Node Red each offer some automation possibilities on their own. But you get even more possibilities if you combine both systems. In the article ESPEasy - [...]
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The idea for the pxlDigit_PCB came to me during the construction of the pxlDigit (article here: https://nerdiy.de/howto-elektronik-sieben-segment-ziffer-pxldigit-aus-ws2812-leds-bauen/). There the pxlDigit is built from single WS2812 LED segments. For this, the LEDs must first be inserted into the 3D [...].
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The Ikea SYMFONISK E1744 remote control is actually intended as a control for the SYMFONSIK WiFi speaker from Ikea. It can then be used to control the volume or change the track. Thanks to Zigbee [...]
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The FRITZ!Box is not only a very good router for the home network. Equipped with the right Smart Home accessories, it can also become the Smart Home center of your house […]
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In order to be absolutely sure that I have really switched off all devices (soldering iron, etc.) after leaving my workplace/desk, I have been switching off the consumers at my desk for years […]
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The IKEA STYRBAR button is slightly larger than the little brother of the Ikea TRADFRI E1743 button. But it also offers a few more functions and - due to the two [...]
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In the article on the Sonoff SNZB-03 motion detector and Ikea TRADFRI motion detector, I mentioned before that a smart home can also be expanded into a (limited) alarm system. You can […]
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In the article about the Sonoff SNZB-03 motion detector, I already described how you can use a motion detector to further automate your own SmartHome. Not only lights […]
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In a large part of my smart home I use the Ikea TRADFRI E1743 buttons. These can be used to conveniently switch up to four devices on and off. Recently I […]
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The FRITZ! I recently bought a DECT repeater to improve the range of my DECT phones. Unfortunately, my Fritz Box has to be in the basement, because […]
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