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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		nerdiy.de - DIY, electronics, 3D printing and more...
At nerdiy.de, everything revolves around electronics, DIY, 3D printing, smart home and many other technical topics.
 
			
			
		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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		PhotoPrism is a very cool piece of software that you can use to manage your photo collection locally. Once set up, your photos will be scanned and categorized using AI models. That means you […]
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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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		Another practical advantage of OpenMediaVault is that you can easily add more features thanks to the prebuilt Docker and Portainer installation. Docker containers are a kind of software package that [...]
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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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		As the name of OpenMediaVault suggests, it is about managing media. For this you need of course also appropriate storage space. In the article NetworkAttachedStorage / NAS from a [...]
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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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		As soon as you work with OpenMediaVault and use different services and plugins it makes sense to create a new user. This way you can set access rights in a well-dosed way, which will ultimately [...]
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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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		After installing OpenMediaVault, the first thing you should do is enable HTTPS encryption for web access. This ensures that when you access the web interface of OMV all data [...].
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		If you often work with large or many files on the Raspberry Pi, you will sooner or later face the problem that the available memory runs out. This is what happened to [...]
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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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		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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		It's been a while since I gave an overview of my current projects. So here's a little update 🙂 WinDIY_2 I'm working on the second version of WinDIY [...]
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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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		To be honest, the idea of a 3D printable wind sensor (in technical jargon "anemometer") has been floating around in my head for quite a long time. Initially, I could have used it as a wind sensor for one of my weather stations [...].
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