ObstaclesPerforming OCR with the mouse sensor and detecting rotation of the text (text cannot always be expected to be upright/vertical).Performing OCR at a decent frame rate to allow reading of textShrinking the hardware down to "pen" sizedObviously,...
Some notes on building the board:I used 0805 passive parts. They aren't the smallest but they are much easier to place by hand than 0603.The MCU and SI1132 present a challenge to me as I don't want to do a solder stencil at the moment and the pads are...
Etch-A-WhiteboardAutomated Precision Drawing for the Artistically ImpairedNate Foss and Alex HogansonAutomation and Robotics Research LabThomas Jefferson High School for Science and Technology2015-16Table of ContentsAbstract 3Introduction 4Literature...
The general plan and choices made beforehandThe most important property of an FPV video feed is latency. When the latency of the video is too high, the plane becomes uncontrollable. Half a second is a lot of latency. Latency originates from multiple...
At it's core this smart mirror is made out of observation glass, the guts of an Motorola Atrix Lapdock and a Raspberry Pi 3. The components are tied together with layers of laser cut wood and acrylic. We've finished 8 sample mirror apps and have many...
The SpiroBot uses either two NEMA-17 stepper motors or one stepper motor and one continuous rotation servo for flexible and precise control of drawing movements. An additional servo allows for lifting and setting down the pen if needed for drawing more...
Follow these steps to get absolutely the best performance: 1. clean everything: vacuum out all dust and debris. Clean roller surfaces and the grooves they run in - any debris or flat spots here could leave surface defects in your prints. 2. adjust rollers:...
If you want to see the final testing watch the video above, and then below I'll put more details about the build processSo first I had to decide how the web should work and what it should be made of. I ended up with the idea of a grappling hook pretty...
KEYCHAIN CAMERAThis diminute mini cameras were built into multiple forms like keychains, gum pack, pen, cigarette lighter, etc. All basically have a CMOS picture sensor, image processor and a rechargeable battery to record video (with audio! ) and to...
Step 1 This CNC is based on GRBL0.9 Firmware and CNC V3 shield GRBL is Hacked for Z-axis Servo. CNC Shield & GRBL combinly works very preciselyIt is loaded with very useful functions like Hard limit, Soft limit, Homing, etc This is about how to...
Short Description 40x40 t-slot profiles form the 470x500x550mm (HxWxD) sized frame. The large build volume of 300x300mm can be used with up to five Materials. This is achieved by water-cooled exchangeable tool heads. The tools do not have their own cooling,...
Hi everyone, welcome to T3ch Flicks - 新年快樂 - Happy Chinese New Year! The 25 January is lunar new year, and the beginning of the new year in the Chinese calendar. At T3ch Flicks, we couldn’t let this time of year pass by without...
DIY - Hologram Pyramid and Pepper's Ghost Do you believe in magic????Let me show you an optical illusion that will blow your mind and will cost absolutely nothing out of your pocket in making one of your own.Fairy-tales have always talked about...
A limited number of the extra badges are available on Tindie. General description and firmware functionality Other sections : Firmware hacking and adding new applicationsBootloaderHardware DescriptionHardware hacking Badge hacks list Button numbers...
Trying to explain dialup to a pre-teen will evoke the same wild-eyed bewilderment as “a dinosaur was as-big-as this house”. We can’t go off what our parents did because two tin cans connected by a string isn’t really the same these days...