Tag Archives: Node-Red

Plotting TTN gateways on a map

Introduction While using the TTN tracker application for some time now on my home-made LoPy tracker it shows that signals were recorded by at least 246 different gateways in the Dutch area. This raised a question: How many more did … Continue reading

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Mapping The Things Network with a LoPy (4). Node-Red backend

This page will not go into the details on how to install and run Node-Red on a Raspberry Pi. Other resources about that can be found hereĀ and here. A primer on how to use the TTN nodes in Node-Red can … Continue reading

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Mapping The Things Network with a LoPy (3). Wiring diagram

This part of the project will show the wiring diagram for the LoPy tracker. The tracker is built around the LoPy of PyCom. It’s a MicroPython programmable ESP32 with LoRa transceiver on board. Although one can connect to it using … Continue reading

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Mapping The Things Network with a LoPy (2). Programming the LoPy

The most interesting part is definitely the LoRa node for which i use a LoPy. The software described here is based on the work of PiAir found here on GitHub and taylored to my needs. Before going into the software … Continue reading

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Mapping The Things Network with a LoPy (1) Introduction

Welcome to my pages. If you landed here there must be at least some interest in either The Things Network, mapping its coverage or the LoPy, Pycom’s LoRa enabled controller. If neither is the case you’re still invited to read … Continue reading

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Using Node-Red to graph scale data

Having used Node-Red briefly about two years ago, i decided to load it again onto the Raspberry Pi which listens for my BS440 scale. Just to dig into Node-Red and see where it got. Installing Node-Red is a breeze although … Continue reading

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