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Small Boards for the Swiss-Precision Timer

Posted on 2019-12-12 by Lucky Resistor

I am working on several projects and one of them is called “Swiss-Precision Timer”. It is no art-related project, but like like a small utility. The prototype boards were produced by PCBWay in very good quality. It is a two-layer board, just 37x18mm (1.46″x0.71″) in size. There are a number of really small SMD parts…

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How to Write Custom Snowflake Patterns

Posted on 2019-12-072019-12-10 by Lucky Resistor

In this article, I will discuss how to write custom patterns for your snowflake decoration. This is a rather advanced topic, and there are a number of prerequisites that are required and listed below. Nevertheless, it is rewarding to you see your very own pattern displayed on the decoration. You must solder a 5-pin programming…

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Programming the Snowflake Decoration

Posted on 2019-11-302019-12-09 by Lucky Resistor

In this brief article, I will discuss the requirements to flash a custom firmware to your Pimoroni snowflake decoration. I assume you have some programming knowledge and have previously worked with an Arduino Uno or Adafruit Feather. Required Hardware For the Pimoroni version:5 pin programming header. One for each snowflake. SWD programmer. Jumper cables or adapter…

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Candlelight Effect

Posted on 2019-11-252019-12-09 by Lucky Resistor

Here I briefly document a very realistic candlelight effect you can build with very few components. It works best if the device is placed in a jar or behind a screen, where the Neopixel ring is not in direct sight. You will find all the required information, schema and the firmware to build the device….

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How to Wire the Snowflake Decoration

Posted on 2019-11-232019-12-05 by Lucky Resistor

If you own an original snowflake kit or produced boards from the sources, you have to wire them by yourself. The pre-assembled kit from Pimoroni comes with some nice flex-cables, but you may want to replace them with more decorative ones. Here I explain how to create a custom wiring for your snowflake decoration. Layout…

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Snowflake Configuration

Posted on 2019-11-22 by Lucky Resistor

In version 1.2 of the snowflake firmware, I added a configuration mode, using a button attached to the data in of the first element. The States The attached button can issue two actions: a short press and a long press. A short press is anything from 50ms to approximate two seconds, and a long press…

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Recreating the Human Perception of the Snowflake Sparkling Effect

Posted on 2019-11-18 by Lucky Resistor

The sparkling lights on the real snowflake decoration are stunning and beautiful. Yet, it seems to be impossible to capture the effect with a video. After some experiments, I created a new video with a simple effect applied. It does not resemble the tiny, spiky and beautiful corona around the lights you see with your…

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Snowflake Project Videos

Posted on 2019-11-152019-11-15 by Lucky Resistor

From the beginning of the snowflake project, I tried to create photos or videos which capture the actual beauty of the decoration. Here are the two more recent videos I created: Differences to the Real Impression I am not happy with the videos and photos so far, because the effect looks dull and flat compared…

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Snowflake Decoration Available on the Pimoroni Store

Posted on 2019-11-132019-11-14 by Lucky Resistor

We have some great news about my Snowflake Decoration: Starting today, you can buy an assembled version of the project from Pimoroni that can be shipped worldwide. Pimoroni did an excellent job on this project. No soldering is required at all, meaning this is the user-friendliest version of the project ever released! The project comes…

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HAL LCD Demo

Posted on 2019-08-18 by Lucky Resistor

I added more modules to the HAL layer. The Hitachi LCD driver is now in a stable state. It uses a MCP23008 chip-based backend to reduce the number of wires required to access the display. Video Parts This demo uses a number of Adafruit boards and components: Adafruit Feather M0 (any type) Adafruit I2C /…

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Recent Posts

  • Small Boards for the Swiss-Precision Timer

  • How to Write Custom Snowflake Patterns

  • Programming the Snowflake Decoration

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  • How to Wire the Snowflake Decoration

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  • Recreating the Human Perception of the Snowflake Sparkling Effect

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