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Wristwatches based on Arduino, created on a 3D printer in one Saturday evening

In the last publication I told how to make the stuffing for an Arduino-based light detector .
Today I will share the description of another simple solution. The fact is that I wanted to create something for myself on the 3D printer, individual, personal, not too primitive, and that would be pleasing. The idea was chosen - to make a wristwatch. And the benefits of them are, and look unusual. In the end, he did everything in one breath and in just a few hours. It turned out a good accessory. Judge for yourself.



To create a watch I took:
1. MP2864 OLED Module - OLED Display
2. Arduino Micro Controller or Clone from Masterkit - MB MICRO
3. Lithium battery LP502030 or suitable in size (30x20 mm) for a voltage of 3.7 V and a capacity of 250 mAh
4. Four micro-buttons
5. And some thin wire

The body is made of parts printed on a 3D printer.
Only ten parts. STL files of these parts can be downloaded from our site .
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Detail track_mod.stl is a link for the watch strap. It will be necessary to print 4 or 5 links depending on the size of the arm.



Detail bat_platform.stl for the battery



Detail clamp1.stl lock for strap



Detail clamp2.stl lock for strap



Detail clock_platform.stl is designed to install on it an OLED display.



Detail micro_platform.stl is designed to install the controller Arduino Micro

Links connected together with a screw M3 x 45 with a self-locking nut.

Scheme:



All electrical connections must be made on the back of the watch. Before you install the Arduino Micro controller in the appropriate plastic link, you must drop all the pin connectors from the board. Button K1 enables / disables the display on the display. This is done to increase the battery discharge time. By the way: the time of continuous operation with a 250 mAh battery is 6 hours (if the display is always on).
Sketch for hours download from here .



Video work



3D Collaboration Invitation
The KIT master invites talented and enthusiastic 3D authors to collaborate on creating interesting DIY projects. Write to us in the blog, we will answer all!

Source: https://habr.com/ru/post/254099/


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