A compact PCB design featuring an ATTiny202 microcontroller with integrated peripherals including an RGB LED, buzzer, and button. The project is intended to help people learn out to solder.
| Category | Part | Quantity | Link | Notes |
|---|---|---|---|---|
| Processor | ATTiny202-SSNR | 1 | - | Sourced by JLC as part of PCB assembly |
| Buzzer | CEM-1201S | 1 | DigiKey Link | Audio output |
| LED | QBL8RGB60D0-2897 | 1 | DigiKey Link | RGB LED |
| Button | 1825910-6 | 1 | DigiKey Link | Tactile switch |
| Battery Holder | Keystone Electronics 500 | 1 | DigiKey Link | Coin cell holder |
| Battery | CR1225 | 1 | Amazon Link | Coin cell battery |
| Capacitor | 0.1 µF | 1 | - | Decoupling capacitor |
| Capacitor | 10 µF | 1 | - | Power filtering |
| Resistor | 220 Ω | 3 | - | Current limiting |
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KiCad schematic and PCB layout files
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3D models for components
- A jig for programming the ATTiny202 (jigs/Y-Board-mini Programmer)
- A jig for making soldering the board easier (jigs/Y-Board-mini Jig)
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Production files for ordering (in the production folder)