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 […]
Weiterlesen
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.
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 […]
Weiterlesen
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 […]
Weiterlesen
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 […]
Weiterlesen
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 [...]
Weiterlesen
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 [...]
Weiterlesen
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 [...].
Weiterlesen
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 [...].
Weiterlesen
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 [...]
Weiterlesen
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 [...]
Weiterlesen
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 [...]
Weiterlesen
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 [...]
Weiterlesen
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 [...]
Weiterlesen
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 [...]
Weiterlesen
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 [...].
Weiterlesen
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 - [...]
Weiterlesen
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 [...].
Weiterlesen
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 [...]
Weiterlesen
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 [...].
Weiterlesen
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 […]
Weiterlesen
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 […]
Weiterlesen
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 [...]
Weiterlesen
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 […]
Weiterlesen
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 […]
Weiterlesen
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 […]
Weiterlesen
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 […]
Weiterlesen
SmartHome devices that are compatible with the FRITZ!Box are addressed via an AIN. This AIN is a unique identification number that is assigned to the respective device. For example, if you use […]
Weiterlesen
The IKEA TRADFRI shortcut button E1812 is the little brother of the Ikea TRADFRI E1743 button. Both are identical in size. The only differences with the shortcut button are that this […]
Weiterlesen
I stumbled across the TuYa TS0201 temperature and humidity sensor while looking for a simple humidity sensor. Actually, I was looking for a simple humidity sensor with a display […]
Weiterlesen
So far I have used the Pushbullet Node for notifications from my SmartHome. Unfortunately, the Pushbullet app - i.e. the counterpart on your smartphone with which you receive the messages [...]
Weiterlesen
If you ever find yourself in the situation of having to quickly collect the most important system information about your Raspberry Pi or another Linux system, Neofetch is a very helpful tool. With […]
Weiterlesen