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February 2016

Build (TTN) LoRaWan Node

By | 2016-10-30T21:20:15+00:00 February 25th, 2016|Arduino, LoRa|

Many people want to build a node to test their own TTN (The Things Network) gateway and build new use cases. It's not that hard to build a node when you know which components to buy. With this post I've collected some information which might save you time in getting the things together. Building a [...]

January 2016

RF 433Mhz to MQTT Gateway

By | 2016-10-30T21:20:15+00:00 January 2nd, 2016|Arduino, Tech, Uncategorized|

I've upgraded my domotica setup with a Philips Hue. Before I switched the lights using a remote control or via Node-Red and using the cheap 433 Mhz wall outlet switches of Elro, Klik Aan/Klik Uit, Action, and so on. Since the install of the Hue I was missing the remote control to easily switch the [...]

July 2015

MQTT Data display using ESP8266 and OLED display

By | 2016-10-30T21:20:15+00:00 July 20th, 2015|Arduino, ESP8266, Uncategorized|

Oled display connected via SPI to NodeMCU Development board containing ESP8266 (type 12) = the silver square and FTDI for easy USB connection. Finally I made some time to play a couple of hours with a new type of microcontroller that offers a lot of possibilities. Especially for Internet of Things purposes! I'm [...]

April 2013

SensorBox v0.16 available

By | 2016-10-30T21:20:16+00:00 April 7th, 2013|Arduino, Tech|

A new version of my SensorBox code for Arduino is available for download. Some of the improvements are: Optimized code. A loop is created to upload data of the TinyTX sensors to Open.Sen.Se ChannelID's are stored in EEPROM ChannelID's configurable via Telnet Watchdog timer Use the code as an example to build your own. There [...]

Arduino DIY – Software updates

By | 2016-10-30T21:20:16+00:00 April 2nd, 2013|Arduino, Tech, Uncategorized|

At the moment I'm still working to improve the DomoticaBox, SensorBox, Wireless LCD Display software. Once I have a new complete matching set that is suitable for download, I will update the links on this site again. Some improvements are: Watchdog to auto reset in case of lockups Use EEPROM for storing Open.Sen.Se feedID's for [...]

February 2013

RTC timesync to Arduino

By | 2016-10-30T21:20:16+00:00 February 18th, 2013|Arduino, Tech, Uncategorized|

I've added some new code to the wireless LCD Display and my Raspberry PI to set the time on the wireless LCD display correctly and regularly. The wireless LCD Display has a DS1307 RTC connected but it is not the most accurate so time will shift after a while. The Arduino time library has an [...]