Programming

Category: Programming (44 posts) [RSS]

Jul 29 2019

IoT parking sensor - LoRaWAN version

This part of the IoT series shows how to connect the parking sensor via LoRaWAN to TheThingsNetwork
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Jun 24 2019

IoT parking sensor - MQTT version

Part two of this series covers the software for the parking sensor which sends the data via MQTT to a broker.
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May 22 2019

Howto build your own IoT parking sensor

In part one of this series I am focusing on the hardware which is needed to build you own parking sensor
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Mar 29 2019

Porting LUARTOS to the TTGO LORA v2.0 Board

This article shows how to port the LuaRTOS opeating system to the TTGO Lora v2.0 board
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Nov 20 2018

Removing a uniform background from an image with Java

How to replace an (annoying, nearly monochrome) background from image with a transparent one on the fly with pure Java
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Oct 14 2018

Porting LuaRTOS to the TTGO LoRa32 Board

How to port a real-time operating system to a new platform in order to get a highly versatile IoT platform
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Aug 29 2018

Use your smartphone as IoT enabled QR Scanner

This article introduces a simple QR Code scanner which is able to publish the scanned code via MQTT
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Jul 13 2018

Auto-colored labels for bootstrap

This article shows hot to create bootstrap labels which are automatically colored.
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Jun 01 2018

Find public IP address for OpenWRT via Script

How to determine your public IP address via a small script in order to announce it via DynDns from a box within the private network.
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May 01 2018

Engrave things with a 3.5W Eleksmaker and LaserWeb

This article shows how to build and set up a 3.5W laser cutter for under 300 $.
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