2.1" Smartwatch Kit
The same labs on a bigger 360x360 round GC9B72 display.
2.1" Smartwatch Kit
Key Features
- Uses the GC9A01 Round TFT
- Uses the GC9B72 Smartwatch Display
- Uses the Momentary Push Buttons
- Uses the Raspberry Pi Pico RP2040
- Uses the SSD1306 128×64 OLED
Key Benefits
- Free, open lessons. The Robot Faces textbook has the kit page, wiring, and MicroPython code.
- Classroom friendly. Built on a solderless breadboard or no-solder connectors.
- Instant feedback. Students see their code's results on lights or a display.
- Budget. About $10 with the $6.12 AliExpress display, or about $26 with an eBay display (about $22), plus a Pico about $4.
Parts
| Part (price) | Role |
| Raspberry Pi Pico ($4) | Microcontroller |
| GC9A01 Round TFT ($3.19) | Display |
| GC9B72 Smartwatch Display ($5.39) | Display |
| Momentary Push Buttons | Input button / switch |
| SSD1306 128×64 OLED | Display |
| 830-Point Breadboard ($1.10) | Breadboard |
| Micro-USB Data Cable ($2.50) | Power and programming cable |
Microcontroller listed first. Prices shown only where known; see the source book for quantities, wiring, and current prices.
About this kit: A copy of this kit is also the demo kit at The Thinking Spot.
Source: Robot Faces
Source: Robot Faces