With the Aenmosens_MCU board it is possible to use Anemosens as a stand-alone anemometer, which can be used for long-term observations in remote areas (hence the microSD card slot) or […]
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Category: Day project (<5h)
The category day project contains all projects of Nerdiy.de for their execution a maximum of five hours are needed.
HowTo: PCB – Assembly of the pxlDigit_PCB
The idea for the pxlDigit_PCB came to me while building the first version of the pxlDigit (article here: https://nerdiy.de/en/howto-elektronik-sieben-segment-ziffer-pxldigit-aus-ws2812-leds-bauen/). The pxlDigit is built up from individual WS2812 LED segments. To […]
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HowTo: Electronics – Build seven segment LED digit called “pxlDigit” from WS2812 LEDs
For another project I urgently needed a relatively large number to indicate a duration. From this this small “sub-project” emerged. Because with the 3D printed frame described here and a […]
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HowTo: pxlBlck – Build your own pxlBlck_Pot
The idea for the pxlBlck_Pot is heavily inspired by a design that Lukas (@i_am_lukas) had created. He agreed that I can use his basic design. Thanks again for that. 🙂 […]
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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 built-in LED matrices and with the help […]
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HowTo: pxlBlck – Commands to configure the pxlBlck
The pxlBlck plugin and the functions of your pxlBlck can be configured in two different ways. One possibility is to configure most of the functions via the plugin’s web menu. […]
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pxlBlck – An IOT/SmartHome information system
pxlBlck is a system of hardware and software to set up an information system for the SmartHome. Various software and hardware options are available. Thanks to the integration in an […]
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HowTo: ESPEasy / Wemos D1 Mini – Adapt ADC to another maximum voltage
You can measure voltages using the ADC on the ESP8266. This is useful, for example, to measure a battery voltage and thus the state of charge of the battery or […]
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HowTo: Node Red – Creating a User Interface with Dashboard Nodes
I don’t know if dashboards are THE means to make a nerd’s heart beat faster, but they are certainly one way to make a nerd’s heart beat faster. For those […]
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HowTo: Electronics – Solder SMD components by hand
After soldering THT components, soldering SMD components is the supreme discipline among the soldering challenges. The difficulty increases with the decreasing size of the components. SMD stands for “Surface Mounted […]
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HowTo: Tasmota – Build your own Retro-Bulb-Smart-Home-Lamp
Some may recognized in the Retro-speaker project, that it is a small hobby of me to give old things a new benefit. If you can also improve the old technology […]
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HowTo: TDA7492/CSR8635 – Build a DIY Bluetooth Retro Speaker
At some point last year I stumbled on Ebay on the very cheap TDA7492/CSR8635 Bluetooth amplifier boards. These include a Bluetooth audio receiver and a stereo amplifier with which speakers […]
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HowTo: Magic Mirror – Installing the required software
A MagicMirror consists next to the obvious mirror&screen of an important part of software. There are some good software packages for this purpose. But the best in my opinion is […]
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HowTo: Node Red – Control devices and read sensors with Apple HomeKit
You can curse or deify about Apple devices, but what Apple has solved very well is the integration of SmartHome components in their operating systems. So iOs brings directly brings […]
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HowTo: Node Red / Magic Mirror – Displaying Node Red Data on the Mirror
For a long time, I was looking for a way to easily display the data that I collect with NodeRed from my SmartHome on the MagicMirror. Thanks to the many […]
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HowTo: TDA7492/CSR8635 – External antenna mod to improve Antenna amplification/range
After a few days of using the Bluetooth retro speaker, I soon realized that the integrated antenna had a somewhat modest wireless range. Mostly was after about 2m as the […]
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Build your own open source SmartHome
I have to admit that I have not yet found the perfect solution to clearly list all SmartHome-relevant articles. In order to bring at least a little overview into the […]
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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 considered a few ways to use this “useful” as possible. At first, […]
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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, in my opinion, a Facebook lamp is a useful thing if you want to be sure about […]
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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 your up […]
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HowTo: Build a retro-smart home display via analog displays
The other day I found an old control panel with old analogue displays when mucking out the cellar. It came to me the idea that somehow it must be possible […]
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HowTo: Tasmota – Build your own SmartHome Gloworm lamp
The other day, I found the mason jar pictured below on the shelves of a large Swedish furniture company. Mason jars are not an invention from Sweden. I would almost […]
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HowTo: Tasmota – WS2812 Fairy lights to build yourself
From the construction of the world map lamp I had a few plastic lamp housings over. These lay for a long time lonely on the shelf, until I came up […]
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HowTo: Tasmota – Build “Lampy” the lamp yourself
Lamps that can be integrated into their own SmartHome system currently come with salted prices. So some smart lamp costs 100 euros and more. In my opinion, these prices are […]
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HowTo: Node Red – Installing Node Red on the Raspberry Pi
NodeRed, in my opinion, is one of the most intuitive graphical programming tools in the SmartHome-/IoT-range. In NodeRed, program sequences are not programmed (only) with program code but, to a […]
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HowTo: Raspberry Pi – Music streaming to the Raspberry Pi via DLNA client
Just when your RaspberryPi is lurking in StandBy most of the day, it makes sense to give him other tasks than originally planned. This is the case, for example, with […]
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HowTo: Electronics – Soldering THT parts by hand
The soldering of THT components (THT = Through Hole Technology) is one of the basics you need to build kits, prototypes and Co. Because many electronic components, in particular ICs, […]
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HowTo: FibonacciClock – Assembly
In the article FibonacciClock – An unusual time indicator I presented the cool idea of Philippe Chrétien. As mentioned in the post, I think the idea is cool and then […]
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HowTo: FHEM – Installation on the RaspberryPi
A term that is more often stumbled upon in everyday life is “SmartHome”. But what is behind it? And do I really need that? Smart home (= intelligent home) is […]
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HowTo: RaspberryPi – The first configuration
After reading the article RaspberryPi – Setting Up for Nerdiys! has been described as a RaspberryPi is put into operation, it is explained here which first settings are still to […]
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