Circuit Playground Express Light Gauntlet

by ThatGuyReed in Circuits > LEDs

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Circuit Playground Express Light Gauntlet

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I have made a glove that uses the power of conductive thread to act as a button on a flashlight powered by a Circiut Playground Express (CPX) for a school project

Supplies

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For this project you will need:

1 Circuit Playground Express https://www.adafruit.com/product/3333

Conductive Thread https://a.co/d/dmwSrdz

A glove

Normal thread

Chalk


Coding the CPX

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To make the code for the CPX you need to go to https://makecode.adafruit.com/ and create a project, the basic code you need is attached above

The code above is for a left-handed person like me so feel free to adjust it

The code that I used is open to be edited and used here: https://makecode.com/_F713h3dp7fXb

Uploading Your Code to the CPX

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*PLEASE MAKE SURE YOU ARE USING DATA AND POWER FOR YOUR USB CABLE*


Once you have the code ready to upload, open the settings Icon (The Gear at the top)

Plug in your CPX and press the button that is labeled "RESET" until it turns a solid green

Click pair and select your CPX then press "Connect"

To actually get your code onto your CPX you need to press the download on the bottom of the emulation

Wait until the NeoPixels on your CPX turn off and test it by pressing the A3 Pad like a button the press it again.

How to Thread a Needle

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The First order of business is you need to cut around 2-2 1/2 feet of thread.

Then tie a few knots on the end of the thread you cut,

To actually thread a needle you want to cut the thread to make sure that the thread isn't frail and can fit through but if you can do it then don't worry about it


The final step is that you need to pull a few inches out of the needle to make it easier to use

Sewing the CPX in Place

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*Do not use conductive thread on this part!!! USING IT WILL SHORT OUT YOUR CPX*


When you sew on your CPX do NOT sew the GND by Button B and A3 otherwise you can sew on any of the other holes

The way I sewed on my CPX was starting on the inside of the glove and poking the needle through one of the holes then crossing out of the pad/ hole and poking back into the glove, then right next poke another hole back into the top of the glove under the pad next to it

Repeat this 4 - 6 times


Make sure you can still flex your hand

Create Chalk Lines to Figure Out Were to Put the Conductive Thread

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this step is just so its easier to find were to put the thread,

put a line on one finger coming from A3 (The best ones to do it on are the index or middle fingers)

Put a line that is from GND to your thumb

Start Stitching the Conductive Thread

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Now this is the part where you can use your conductive thread to stitch on your finger


To start first put the glove on your hand and thread from A3 or GND and stitch it along the chalk line


you need to make sure that there is a little bit of slack to allow you to move your fingers


Make sure that you also stitch the thumb too

Make Contacts on Fingertips

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The whole part that makes the glove work is the contacts on your fingers

They act as a button when pressed down


Once you have stitched to your finger, make a ton of random stitches on your fingertip, Be careful.



Power Options

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For power, I am using a USB power bank plugged into the CPX running through my shirt with a long cable but you can also use the battery pack that came with the CPX by hot gluing it to your glove

How to Use the Glove

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To use the glove you need to first plug in the glove and turn it on,

you need to put the glove on after the CPX is turned on otherwise it glitches out

The step to toggle on the light is to pinch your fingers together.