Calculator keyboard design

Calculator keyboard design

The calculator will have a working keyboard, with a layout familiar to anyone who’s ever used a real calculator. When you press a key the display will update in real time. I also wanted to have a selection of common mathematical functions on the calculator keyboard. And most of all I wanted it to be(…)

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More work on digits

More work on digits

Some work in progress to cover up the internals of the digit mechanism with plates to only show the segment faces through. Not perfect yet. I need to make the frame more robust and come up with a clean modular way to cover up the face of each digit.  

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Update: a working Lego 7 segment display for my calculator!

Update: a working Lego 7 segment display for my calculator!

An exciting update on my Giant Lego Calculator project; I’ve succeeded in making a 7 segment display unit count upwards and also attached keys that change the value on the digit when you press them. This is a huge step forward after a lot of failed prototypes! Watch it in action In this first video(…)

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