Article 24
Cutting up designs in Tinkercad In my story about making a slide scanner/digitiser from your Android Phone using a 3D printer I mentioned that the design I made in Tinkercad was to big for my 3D...
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Article 23
Bluetooth module So I ordered and received a bluetooth module. It is the famous HC06 module. This module is capable of connecting your Arduino to an Android phone-tablet or whatever !! Home automation...
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Article 22
Cutting the ledstrip So I bought myself several rgb-ledstrips at the dollar-store (Action) when they had a sale. The strips are 5 meter long on a reel and delivered complete with steering electronics...
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Article 21
Ledstrip controlling 1So in the previous blog entry I showed you how to cut off parts of a ledstrip and solder wires to these parts(click). The wires were prepared so they could be connected on a...
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Article 20
Relay Commander Ok, this is going to be one lengthy entry. I am going to tell you how to switch the lights in your home (or sunshades, or whatever electrical applience) on or off with your Android...
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Article 19
Ledstrip Controlling 2 Ok so last times on this weblog we made a little detour. In a previous post I showed you how to cut the ledstrip and attach wires to the 12volt and RGB connections. Next I showed...
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Article 18
Wijnmaker APPMany years ago I started winemaking and for winemaking you need to do calculations for gaining the right amount of alcohol in your wine. Alcohol is made by yeast that consumes sugar ansd...
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Article 17
The great dictator 1 Ok so as I surf a lot amongst technology websites I now and then stumble on little gems. One of these gems I like to share with you.If you use Google Chrome as your browser on a PC...
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Article 16
Attiny Compiler bugAs you will now by now I am a big fan of the Attiny85 microprocessor. It is small but has a lot off features. It works standard without an external crystal at 8Mhz. It has 5 i/o pins...
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Article 15
APP of the MonthI just received a mail from the MIT (yes indeed THE MIT) that my Winemaker APP was chosen as APP of the month. You can find the original link to the MIT page...
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Article 14
Scavenging at the flea market Few weeks ago it was 'Koningsdag' here in the netherlands. The real meaning of this is that it's our Kings birthday. The consequence is that it is a national day off and...
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Article 13
The great Dictator Part IIIn the previous entry (click here) I showed you how you could speak into the microphone (or webcam) of your desktop computer and have your spoken words translated in written...
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Article 12
Fence CapsA few moths ago my son in law and I build a fence in my garden. The fence has every 3 meter a vertical pole which is put in concrete for stabilisation. The conplete fence has been coated for...
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Beer and Pizza
Most of the things I needed for my self-build 3D printer I bought at the Dutch web-shop Reprapworld. The guys there are very friendly and have vast knowledge on 3D printing. They sell complete kits and...
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Article 10
Card Display AidAs you will now by now my girlfriend paints. It is not mere a hobby but she also sells her paintings and makes cards of them for sale. You can find her website here.Now we do have a...
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Article 9
LM 317: How to make any voltage you needIn a previous blog entry I showed you how I found several power supplies at a flea market for unbelievable low prices. These power supplies vary in voltages....
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NodeMCU breadboard aid
Before I go on with this story I will tell you what the NodeMCU is.Since just over a year there is a hot product on the market and that is called the ESP8266. This tiny chip has a processor (running at...
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Neopixels / WS2812 Intro
What are Neopixels.Neopixels (a name used by Adafruit) are officially called WS2812 leds. They are RGB leds but have a little extra. The extra is an addon chip build into the led itself. This makes it...
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Easy tactile switch connection
So I was making a project (actually it is an ESP8266-01 programming board, which I will show you next time) in which I needed a tactile switch. And somehow I always have an issue with connecting them...
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ESP8266-01 Programming board
For those of you who have lived under a rock I will first explain what an ESP 8266 is.Most of you know what an Arduino is. It is a small processor which runs at 16Mhz has 32K of memory and a lot of I/O...
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