Node-RED library for Grove base HAT
As teacher I use Node-RED on a Raspberry Pi for learning students about IoT. Node-RED is a no-code/low-code platform where people can make their own automated system and/or information dashboard. …
Internet of Things Laboratory
As teacher I use Node-RED on a Raspberry Pi for learning students about IoT. Node-RED is a no-code/low-code platform where people can make their own automated system and/or information dashboard. …
WiringPi and BCM GPIO In the past years, I used a WiringPi prototype board for lessons in IoT. Using Java and Pi4J library this was an obvious choice to use …
To be prepared for the upgrade of the Things Stack to version 3, I build another Semtech Packet Forwarder Gateway for testing and migrating my LoRa nodes. Sadly the version …
In April this year (2020) a friend of mine asked if I could make a device that monitors his more than 10 years old Solar System (Photo Voltaic). The power …
Due to the small form factor, low power consumption I’ve used the Orange Pi Zero LTS to make an interface to the Dutch Smart Meter (DSMR). In earlier post I …
In the netherlands we use smart power meters in our homes. Every smart powermeter has a standardized interface. You can see the electrical interface here: When the Data_Request line is …