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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Category: Day project(<5h)
The category Daily Project contains all projects of Nerdiy.de for which a maximum of five hours are needed for implementation.
HowTo: PCB - Anemosens_MCU PCB assembly
With the Aenmosens_MCU board, it is possible to use Anemosens as a standalone anemometer that can be used for long-term observations in remote areas (hence the microSD card slot) or as another part of your weather station (hence the RS485 interface) [...]
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HowTo: PCB - Building the pxlDigit_PCB
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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HowTo: Electronics - Building seven segment digit "pxlDigit" from WS2812 LEDs
For another project I urgently needed a relatively large digit to display a time duration. This small "sub-project" ultimately arose from this. Because with the 3D printed frame described here [...]
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HowTo: pxlBlck - build pxlBlck_Pot
The idea for the pxlBlck_Pot is strongly inspired by a design that Lukas (@i_am_lukas) had created. He agreed to let me take over his design. Thanks again for that 🙂 At the [...]
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HowTo: pxlBlck – Install and configure the pxlBlck plugin
The pxlBlck-plugin for the ESPEasy framework is the "software counterpart" to the pxlBlck platforms. With the plugin you can easily control the installed LED matrices and with the help of the other functions is relatively [...]
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HowTo: pxlBlck – Commands for configuring the pxlBlck
The pxlBlck-plugin or the functions of your pxlBlck can be configured in two different ways. One way is to configure most of the functions via the plugin's web menu. Many infos [...]
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pxlBlck - An IOT/SmartHome Information System
pxlBlck is a system of hardware and software to build an information system for the SmartHome. Various software and hardware options are available. Thanks to the integration in an EspEasy plugin can [...]
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HowTo: ESPEasy / Wemos D1 Mini - Adapt ADC to a different maximum voltage
With the help of the ADC on the ESP8266 you can measure voltages. This is practical for example to measure a battery voltage and thus the charge state of the battery or with the help of a LDR and a [...]
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HowTo: Node Red - Create a user interface with dashboard nodes
I don't know if dashboards are THE (one) means to make a nerd's heart beat faster, but certainly they are a means to make a nerd's heart beat faster [...]
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HowTo: Electronics – soldering SMD components by hand
After the soldering of THT components, the soldering of SMD components is, in a sense, the supreme discipline among soldering challenges. The difficulty increases as the size of the components decreases. SMD stands for "Surface [...]
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HowTo: Tasmota - Build Retro Light Bulb Smart Home Lamp
As in the retro speaker project, it is a little hobby of mine to give old things a new use. If you can also improve the old technology and for example [...]
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HowTo: TDA7492/CSR8635 - DIY Bluetooth Retro Speaker Build
Sometime last year I stumbled across the very inexpensive TDA7492-CSR8635 Bluetooth amplifier boards on Ebay. These include a Bluetooth audio receiver and a stereo amplifier that can drive speaker cabinets up to 50 watts. [...]
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HowTo: Magic Mirror – Installation of the required software
A MagicMirror consists of an important part of software besides the obvious mirror&screen. There are now some good software packages for this. The best one in my opinion is the one from Michael Teeuw. He has developed the for [...]
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HowTo: Node Red – Control devices with Apple HomeKit and read sensors
You can swear about Apple devices or idolize them, but what Apple has done very well is to integrate SmartHome components into their operating systems. Thus, iOs inherently brings a [...]
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HowTo: Node Red / Magic Mirror – Display data from Node Red on the mirror
For a long time I have been looking for a way how I can display the data I collect with NodeRed from my SmartHome comfortably on the MagicMirror. Thanks to the many plugins [...]
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HowTo: TDA7492/CSR8635 – External antenna mod to improve reception
After the Bluetooth retro speaker was in use for a few days, I noticed relatively quickly that the integrated antenna had a somewhat modest radio range. Most of the time it was over after about 2m as the crow flies. [...]
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Build your own OpenSource SmartHome
I must admit I have not yet found the perfect solution to list all SmartHome-relevant articles clearly. Until then, to bring at least some overview into the available SmartHome articles comes [...]
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HowTo: Node Red / Tasmota – Build a Facebook(*) Icon Lamp
After I recently found a way to forward notifications from my phone to my SmartHome I have now thought of a few ways how to use this possible "meaningful" [...]
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HowTo: Node Red / Tasmota – Build an Instagram(*) Icon Lamp
In the article NodeRed/Tasmota - Building a Facebook Icon Lamp I described why I think a Facebook lamp is a useful thing if you want to reliably inform yourself about Facebook notifications. Unfortunately/God [...]
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HowTo: NodeRed / Tasmota – Build a WhatsApp(*) icon lamp
In the article "NodeRed/Tasmota - Building a Facebook Icon Lamp" and "NodeRed/Tasmota - Building an Instagram Icon Lamp" I described why these lamps can be quite useful if you want to keep up with [...]
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HowTo: Build your own retro SmartHome display via analogue displays
Recently, while cleaning out the basement, I found an old control panel with old analog displays. This gave me the idea that you have to be able to use these displays somehow [...].
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HowTo: Tasmota – Build a SmartHome firefly lamp yourself
The other day I found the canning jar pictured below on the shelves of a large Swedish furniture store. Preserving jars are not an invention from Sweden. I would almost argue that they are somewhere in every [...]
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HowTo: Tasmota – WS2812 light chain to build yourself
From the construction of the world map lamp I still had a few plastic lamp housings over. These lay long lonely on the shelf around, until I came to the idea of a small RGB light chain with [...]
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HowTo: Tasmota – "Lampy" build the lamp yourself
Lamps that can be integrated into your own SmartHome system currently come with steep prices. Some smart lamps cost 100 euros and more. In my opinion, these [...]
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HowTo: Node Red – Installing Node Red on the Raspberry Pi
NodeRed is in my opinion one of the most intuitive graphical programming tools in the SmartHome/IoT area. In NodeRed, program sequences are not (only) executed with program code, but for the most part with function blocks (nodes) that are combined with each other and [...]...
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HowTo: Raspberry Pi – Music streaming to the Raspberry Pi via DLNA client
Especially if your RaspberryPi is running in standby most of the day it makes sense to give it other tasks than the one it was originally designed for. So is [...]
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HowTo: Electronics – Solder THT components by hand
The soldering of THT components (THT=Through Hole Technology="Durchsteckmontage") is one of the basics you need to build kits, prototypes and Co. Because many electronic components esp. IC's are still in the [...]
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HowTo: Fibonacci Clock - Assembly
In the post FibonacciWatch - An Unusual Timepiece I introduced the cool idea of Philippe Chrétien. As mentioned in the post, I think the idea is cool and have started [...]
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HowTo: FHEM – Installation on the RaspberryPi
A term that you come across more and more often in everyday life is "SmartHome". But what is behind it? And do I really need it? Smart home (= intelligent home) is a generic term for [...].
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