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make sure your project kit has all of the following:
| Item Name | Quantity |
|---|---|
| Macro-pad printed circuit board | 1 |
| Piece of acrylic sheet | 1 |
| Key switches | 8 |
| Key Caps | 8 |
| Diodes | 12 |
| Seeed Xiao RP2040 micro-controller | 1 |
| 7 row 0.1" pitch solderable pin socket connector | 2 |
| M3x8mm socket head cap screw | 4 |
Step 1: 3D-print the case
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While you are at the soldering iron station, use the iron tip to press the heat-set inserts into the 3D-printed plastic case. All of the brass inserts should be pushed in from the top side. Do this step carefully, making sure not to melt too much of the plastic.
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<img src="https://confluence.garage.ualberta.ca/download/attachments/82346688/IMG_20230530_165844.jpg" style="display: inherit; max-width: 90%; margin: 30px auto"> |
You can now use the M3 screws included in the project kit to fasten the switch assembly to the case. You'll then be ready to move on to the next step!
Step 4: Programming the board
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