Hello! This is my third blueprint project. After finishing the LED chaser and Hackpad, I wanted something more challenging. So I chose a keyboard. If you want to access my journals, here is the link:
Screen.Recording.2025-12-17.at.4.25.08.PM.mov
*to optimize cost and lower it i had to get 10 keyswitches fro aliexpress and rest from amazon to avoid payingg fro 70pc.
| Component | Cost (USD) | Link | Notes |
|---|---|---|---|
| PCB | 21.24 | https://jlcpcb.com | See screenshot in README |
| Seeed Studio XIAO x2 | 19.69 | https://www.aliexpress.us/item/3256808140543257.html | Free shipping; screenshots from AliExpress |
| Keycaps | 14.32 | https://www.aliexpress.us/item/3256809092009723.html | Free shipping |
| Switches | 26.26 | https://www.aliexpress.us/item/3256806440445666.html | Amazon + AliExpress |
| Amazon link for above | https://www.amazon.com/gp/product/B0FCYKV41M | ||
| Diodes | 0.99 | https://www.aliexpress.us/item/3256805857667344.html | Free shipping |
| Battery | 5.86 | https://www.aliexpress.us/item/3256808925051634.html | Free shipping |
| 3D printed parts | 0.00 | N/A | Shipped with another project |
| Resistors | 3.60 | https://www.aliexpress.us/item/3256806851785003.html | Three types, no shipping |
| Pins for MCU | 2.06 | https://www.aliexpress.us/item/2255800687544049.html | For the microcontroller |
| Total | 94.02 |