JS - Schweigi's Blog

Weather Station with Web UI

Summer is here and because I like to know how hot it is outside I built a small weather station based on a Espruino Pico. The weather station has a built-in web UI to check the temperature from a computer or mobile phone. The UI is self-contained and hosted directly

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A tiny nifty data logger

In this week's blog post, I would like to show you how to make a data logger. Data loggers are fun to built and the logged data is useful to gain insights. For example to check the humidity in your apartment or to see the temperature profile. HardwareAs usual I

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Alarm-System the size of a USB stick

Today I would like to show you how to build an alarm system with the size of a USB stick. There are a lot of advantages to this. It's so small it can be placed everywhere in a house. The components we use are cheap so it is possible to

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Espruino Pico: Javascript on a USB stick

The Espruino Pico is a micro-controller which runs JavaScript and has the size of a small USB stick. I backed this project end of last year on Kickstarter and this week I received my rewards. I have to say that the campaign was well organized and the pledges delivered on

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A plugin API for your Angular app

You might wonder do I really need plugins for my Angular app? When building Angular-Gantt we had the same thoughts. But we run into problems when our library got bigger and bigger. Not everyone needs all the functionality and certain users would like to have custom specific adjustments. We decided

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Make your own Assembler simulator in JavaScript (Part 2)

In part 1 we did create the CPU. In the second and final part, we gonna focus on the memory, console output, assembler and the UI. The memoryWe will use a simple array to represent the memory. Each slot contains a JavaScript numeric value. So, in theory, the memory can

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Make your own Assembler simulator in JavaScript (Part 1)

I always enjoy developing in assembler because it is fairly simple to learn, each command does exactly one thing and thus gives a good insight on how a computer operates. Nevertheless, it is possible to make sophisticated software and there is the problem of developing in assembler. It can get