Thanks to the I2C bus, the Raspberry Pi can be equipped with a variety of practical sensors and actuators. The MPR121 offers a (in my opinion) very elegant way for […]
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Tag: Sensors
HowTo: Anemosens – Build a 3D printed wind sensor / anemometer
To be honest, the idea of a 3D printable wind sensor (in technical jargon “anemometer”) has been floating around in my head for a long time. Initially I could have […]
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HowTo: ESPEasy – Setup time synchronization with the DS3231 / DS3232 RTC
Thanks to the NTP server, ESPEasy is able to call up the time via the WiFi connection. This option is very easy to set up and is described, for example, […]
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HowTo: ESPEasy – Connect the APDS-9960 gesture sensor to the ESP8266 / ESP32 and read its values
The APDS-9960 is a sensor that can be connected to a microcontroller such as the ESP8266 via the I2C bus. With the help of the sensor it is possible to […]
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HowTo: ESPEasy – Connect VL53L0X / VL53L1X distance sensor to the ESP8266 / ESP32 and read its data
The VL53L0x or its sister / brother, the VL53L1X is a very precise and relatively inexpensive laser distance sensor. With this, distances can be measured almost at millimeter-accuracy. In one […]
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HowTo: ESPEasy – Connect the BME280 / BMP280 to the ESP8266 and read its data
The BME280 is one of the sensors that I use in almost all of my projects. With this sensor one can not only measure the temperature. The air humidity and […]
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HowTo: ESPEasy – Connect VL53L0X / VL53L1X distance sensor to the ESP8266 / ESP32 and read its data
I recently stumbled across the VL53L0X and VL53L1X TOF distance sensors. These sensors can determine distances with millimeter accuracy using a laser. In addition, they have a range of up […]
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HowTo: Node Red – View system data of the Raspberry Pi on the dashboard
In addition to the exciting data generated by a SmartHome, you should also take care of the status of the heart of the SmartHome. If you have installed your NodeRed […]
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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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How To: Node Red – Integrate 433 Mhz Window Contact
In the article about the 433Mhz mini push-button, I had already reported on my wanderings through the wonders of the electronic product world. Not only did I notice the 433Mhz […]
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HowTo: Node Red – Read UPS status
One of those vulnerabilities of a smart home system that only really becomes aware of when things go wrong is “energy”. Unfortunately, all the sensors, actuators and the controlling intelligence […]
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HowTo: Node Red – High humidity warning
Especially in rooms in which you “work” much mit water or steam you should always ventilate sufficiently to prevent damage and health hazards caused by mold. If you are one […]
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HowTo: RaspberryPi – Install MQTT server on the RaspberryPi
MQTT (Message Queue Telemetry Transport) is the protocol that is becoming more and more important in the world of the Internet of Things. It is very easy to exchange different […]
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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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