918af4f3ac
* change simulator svg * change radio image * Remove google fonts cdn * change color of 'advanced' button * font fix * font fix 2 * display fix * change fullsceen simulator bg * Continuous servo * handle continuous state * adding shims * update rendering for continuous servos * fixing sim * fix sig * typo * fix sim * bump pxt * bump pxt * rerun travis * Input blocks revision - add Button and Pin event types - merge onPinPressed & onPinReleased in new onPinEvent function - create new onButtonEvent function * update input blocks in docs and tests * remove device_pin_release block * Hide DAL.x behind Enum * bring back deprecated blocks, but hide them * shims and locales files * fix input.input. typing * remove buildpr * bump V3 * update simulator aspect ratio * add Loudness Block * revoke loudness block * Adds soundLevel To be replaced by pxt-common-packages when DAL is updated. * Remove P0 & P3 from AnalogPin Co-authored-by: Juri <gitkraken@juriwolf.de>
53 lines
1.8 KiB
Markdown
53 lines
1.8 KiB
Markdown
# foil circuits
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The large holes at the bottom of the board are designed to attach alligator/crocodile clips
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to create electrical circuit with other components.
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If you do not have crocodile clips at hand, you can use wires or even Aluminium foil to achieve the same result.
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We will show you how to connect the @boardname@ to headphones using Aluminium foil and tape.
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https://youtu.be/mhXYyPuvpz0
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## Materials
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* @boardname@ and battery pack (you can also power it via USB)
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* a small piece of cardboard
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* Aluminium foil
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* tape
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## Assembly instructions
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Tape the @boardname@ and battery pack to the card board. Make sure to remove the batteries while you are building your circuit.
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![](/static/mb/device/croc-clips/microbitattached.jpg)
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Cut the thinnest strip of foil possible and roll it into a cable. You can also try to fold, whatever works for you.
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Build two of those wires.
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![](/static/mb/device/croc-clips/foilcut.jpg)
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Place the foil wire on the ``GND`` pin and attach with a piece of tape. Press hard to get the best connection between
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the foil and the pin board. Make sure the foil is not overlapping with the other pins!
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![](/static/mb/device/croc-clips/groundconnected.jpg)
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Place the second wire on the ``P0`` pin the same way. Make sure the wire does not overlap with the other pins!
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![](/static/mb/device/croc-clips/microbitconnect.jpg)
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Tape the headphone jack connector to the cardboard and roll the wire coming from ``GND`` around the metal base.
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Make sure the wire does not touch the other metal rings on the jack.
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![](/static/mb/device/croc-clips/jackground.jpg)
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Tape the second wire on the head of the jack connector.
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![](/static/mb/device/croc-clips/jackconnect.jpg)
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![](/static/mb/device/croc-clips/foilcircuit.jpg)
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## See also
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[@boardname@ pins](/device/pins)
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