At nerdiy.de, everything revolves around electronics, DIY, 3D printing, smart home and many other technical topics.
It's been a while since I've written anything about my current projects. [...]
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When I moved into a new apartment, I was faced with a new (absolute luxury) problem. My [...]
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I have to admit, when WeLock contacted me and asked if I was interested […]
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PhotoPrism is a very cool piece of software that you can use to manage your photo collection locally. [...]
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The IKEA FYRTUR roller blind is a very simple way to decorate your windows with a […]
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So really practical becomes a NAS (Raspberry Pi - NetworkAttachedStorage / NAS with a Raspberry [...]
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The Raspberry Pi is famous for many of its features. On the one hand, there is the size, [...]
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In the articles Read out data of a SMA EV CHARGER 22 wallbox and Node Red - [...]
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As a Windows user, you are used to a virus scanner always watching somewhere in the background [...].
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Since some time there is in my network (next to a SMA EV Charger 22 wallbox) [...]
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The TRADFRI plug is an easy way to connect existing consumers like lamps to your smart home [...].
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In order to be able to reasonably automate your own smart home, one function is quite important: Are [...]
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Another practical advantage of OpenMediaVault is that thanks to the prepared Docker and Portainer [...]
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In the article Raspberry Pi - Music streaming to the Raspberry Pi via DLNA client I had [...]
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As the name of OpenMediaVault suggests, it is about managing media. [...]
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In the article Zigbee - Prepare a Sonoff zigbee 3.0 USB Dongle Plus for zigbee2mqtt [...]
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Once you are working with OpenMediaVault and using different services and plugins it makes sense at some point [...]
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Thanks to the I2C bus, the Raspberry Pi can be equipped with all kinds of practical sensors and actuators [...].
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The flashing of the ESP8266 or ESP32 is not so easy if you have not yet [...]
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After installing OpenMediaVault, the first thing you should do is enable HTTPS encryption for web access [...].
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If you often work with large or many files on the Raspberry Pi you will face [...]
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I recently added an SMA EV Charger 22 wallbox to my network. Primarily it is used [...]
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In the article RaspberryPi - NetworkAttachedStorage / Build NAS from a RaspberryPi 4 yourself had [...]
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For the last few years, I've mostly relied on Synology NAS as my home storage solution. [...]
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As is so often the case with backups, you usually don't think about making one until [...]
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As a user of the Raspberry Pi, sooner or later you stumble upon the question of how to [...]
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Normally, all data of a Raspberry Pi is on the inserted SD card. This has [...]
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It's been a while since I've given an overview of my current projects [...]
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EspEasy and Node Red each offer some automation possibilities in their own right. Still [...]
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The idea for the pxlDigit_PCB came to me while building the pxlDigit (article here: https://nerdiy.de/howto-elektronik-sieben-segment-ziffer-pxldigit-aus-ws2812-leds-bauen/). There [...]
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The Ikea SYMFONISK E1744 remote control is actually designed as a control for the SYMFONSIK WiFi speaker from [...].
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To be honest, the idea of a 3D printable wind sensor (in technical jargon "anemometer") has been haunting [...]
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The FRITZ!Box is not only a very good router for the home network. It can - [...]
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To be absolutely sure that after leaving my workplace/desk I really have all [...]
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The IKEA STYRBAR push button is slightly larger than its little brother the Ikea TRADFRI E1743 [...]
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In the article about the Sonoff SNZB-03 motion detector and Ikea TRADFRI motion detector I had already [...]
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In the article about the Sonoff SNZB-03 motion detector I had already described how to use a motion detector [...]
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In a large part of my smart home, I use the Ikea TRADFRI E1743 pushbuttons. With [...]
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I recently purchased the FRITZ! DECT Repeater to increase the telephone range of my DECT [...].
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SmartHome devices that are compatible with the FRITZ!Box are addressed via an AIN. This AIN [...]
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The IKEA TRADFRI Shortcut pushbutton E1812 is the little brother of the Ikea TRADFRI E1743 pushbutton. [...]
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About the TuYa TS0201 temperature and humidity sensor I am looking for a simple [...]
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So far I have been using Pushbullet Node for notifications from my SmartHome. Unfortunately, [...]
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If you ever get in the situation to quickly get the most important system information about your Raspberry Pi [...].
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For a while now I own one of those car covers that you can put over the car [...]
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I think a SmartHome is always really practical when it takes work off your hands or [...].
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The IKEA TRADFRI push button E1743 is one of the most used push buttons in my SmartHome. It is [...]
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In order to use Zigbee devices for your SmartHome, they must of course first be connected to your Zigbee [...].
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So that you can also use Zigbee sensors or actuators to control your SmartHome with the help of zigbee2mqtt [...]
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For quite a while I have been using zigbee2mqtt to integrate Zigbee sensors and actuators into my SmartHome [...].
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Zigbee2mqtt could initially only be configured via the configuration file or access to the MQTT server and [...]
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I recently started converting parts of my SmartHome to the Zigbee standard. In the [...]
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Thanks to NTP server ESPEasy is able to retrieve the time via WiFi connection. This possibility [...]
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The ButtonBoard PCB is my attempt to kill several birds with one stone. On the one hand [...]
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Recently I had already tested the DECT radiator thermostat for the FritzBox and put it in my [...]
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I think it's time again for a small news article in which I give you [...]
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With the Aenmosens_MCU board it is possible to use Anemosens as a stand-alone anemometer, which can be used for long-term observations [...]
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The Anemosens Sensor PCB is the basis for the sensor design of Anemosens a 3D printed anemometer, [...]
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The idea for the pxlDigit_PCB came to me while building the pxlDigit (article here: https://nerdiy.de/howto-elektronik-sieben-segment-ziffer-pxldigit-aus-ws2812-leds-bauen/). There [...]
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One of my past PCB projects is the "pxlBlck_multiPCB". As the name suggests this [...]
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A few days ago, the Hackaday Prize 2021 was announced. Relatively quickly was for me [...]
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At the moment it has become a bit quieter here on Nerdiy.de. That was because I [...]
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Currently I am working on a project that unfortunately exceeds the capabilities of my 3D printer. So far [...]
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Meanwhile, MP3 players, smartphones and USB sticks with 128GB and more memory are part of everyday life. Music to [...]
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The APDS-9960 is a sensor that can be connected via the I2C bus to a microcontroller like the [...]
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While setting up the extraction system for my soldering station and the chamber of my 3D printer, I stood [...]
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Currently I'm working on a few PCB projects in which I give you here a small [...]
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I am not sure if ESPs can really be abused to build a botnet. [...]
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To ensure that my MagicMirror is only on when I'm actually using it, I [...].
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For the construction of my solder fume extraction system I also needed a suitable hose system. After a bit of trial and error I found [...]
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It's been a while since I've written anything about my current projects. Even though I haven't published a blog post for a long time, I've been working in the background [...].
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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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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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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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