An important event that your SmartHome should be able to react to is the presence status of the residents. For example, you can turn off lamps when you are absent or turn on radiators when you are present.
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Tag: Raspian
HowTo: Node Red – Display Raspberry Pi's system data on the dashboard
Besides the exciting data that a SmartHome generates, you should also care a little about the status of the heart of the SmartHome. Do you have your NodeRed installation on a RaspberrypPi(or other [...]
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HowTo: Node Red / FritzBox – Show call notification
If you have a FritzBox in your home in addition to a RaspberryPi with NodeRed, the following article could be of interest to you. This explains how you […]
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HowTo: Node Red – Show internet connection information in the dashboard
The following article explains how you can display information about your Internet connection. The current Internet IP address is retrieved every hour and a speed test is carried out, which shows you the download [...]
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HowTo: Raspberry Pi – Install speech output with eSpeak
With the package "espeak" you can use the RaspberryPi to read out texts - and even whole files. How this works and what you have to consider [...]
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HowTo: Raspberry Pi – Login via SSH without password query
The more you get into all this IT/software/progammy stuff the quicker you'll find that the possibilities of related automation make you terribly lazy. One of those moments in [...]
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HowTo: Raspberry Pi – Set up an automatic daily restart
I recently had the problem that my MagicMirror stopped working properly after two days at the latest. For some reason, the screen stayed black and it was also on the [...]
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HowTo: Node Red – Set up user login
After the first installation of NodeRed you can(/should) normally access the configuration interface of NodeRed without major obstacles. This is convenient because you can start directly with the configuration. [...]
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HowTo: Raspberry Pi – Set SSH and WiFi before the first boot process
By default, SSH access is disabled on a RaspberryPi. So if you start a fresh RaspberryPi for the first time or you have reinstalled the operating system, the login is disabled.
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HowTo: Node Red – Reboot, Shutdown and Boot Remote Raspberry Pi
This article describes how you can execute commands from NodeRed on a remote Linux system and thus be able to reboot another system [...].
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HowTo: Node Red – Install new nodes
The great thing about NodeRed, apart from the simple programming, is that there are all kinds of plugins (called "nodes" in NodeRed) with which the range of functions of NodeRed can be extended. A list of the [...]
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HowTo: Node Red – Execute Action at ServerStart
Depending on how you configure your Node-Red installation, it can be handy that it tells you when Node-Red is restarted. For example, you will be notified about crashes and [...]
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HowTo: Node Red – Integrate 433Mhz window contact
In the article about the 433Mhz mini pushbutton, I had already reported on my forays through the wonders of the electronic product world. In the process, not only the 433Mhz wireless wall switch, 433Mhz mini push button [...]
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HowTo: Raspberry Pi – Send FM signals via GPIO pin
Thanks to a technical trick and a suitable script, you can use the RaspberryPi - without additional hardware (apart from a piece of wire) - to send audio files and even whole texts via FM signal [...]
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HowTo: Raspberry Pi – Output voice output via FM signal
In the articles RaspberryPi - Installing Speech Output with eSpeak and RaspberryPi - Sending FM Signals via GPIO Pin it is described how to use the RaspberryPi to read out texts and send FM signals [...].
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HowTo: Node Red - Read UPS status
One of the weak points of a SmartHome system that you only really become aware of when something goes wrong is "energy". All the sensors, actuators and the controlling intelligence behind them are now running [...]
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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: Node Red – Integrate 433Mhz mini button
On my (almost daily) forays through the wonders of the electronic product world, I recently came across this little guy: A roughly two-euro piece of 433Mhz wireless pushbutton, which is powered by a [...]
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HowTo: Raspberry Pi – Display Bootlog
There are a few cases in the life of a RaspberryPi owner where it can be useful to display the last bootlog of the RaspberryPi. The bootlog is basically the - much more detailed - [...]
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HowTo: Node Red – Import and Export Node Code / Flows
Another great feature of NodeRed is that the complete - or individual parts of the configuration - can be exported formatted as a JSON string. JSON strings are strings in which configurations [...].
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HowTo: Raspberry Pi – Set up your own welcome message
To give your RaspberryPi a personal touch, there are now all sorts of possibilities. From self-designed and then 3D-printed cases to self-soldered expansion boards, there is actually almost nothing [...]
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HowTo: Node Red – Warning if humidity is too high
Especially in rooms where a lot of water or water vapor is "worked", you should always ventilate sufficiently to avoid damage and health hazards caused by mold. If you are one of the [...]
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HowTo: Node Red – Send Pushbullet messages on events
Pushbullet is a free and easy way to receive push messages on your smartphone or computer. So you can use this free service (up to 500 messages/month) to send text information or even pictures [...]
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RaspberryPI – Commands Cheat Sheet
When a Windows user comes into contact with the Linux world for the first time, frustration is usually not long in coming. Especially the work with the console [...]
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HowTo: RaspberryPi – The first configuration
After the article RaspberryPi - Setup for Nerdiys! described how to get a RaspberryPi up and running, this article explains which first settings have to be done before it gets really [...]
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HowTo: RaspberryPI - Multitasking and "I'll continue with that later" with Screen
Working in the console has a few disadvantages that are not immediately obvious. For example, you are used to being able to switch between windows in Windows. Just to switch to [...]
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HowTo: RaspberryPi – Setup for nerdys!
So, let's move on to the first technical article: How do I get a RaspberryPi up and running? Now some people will be thinking that there are already about a million tutorials [...].
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