The CAI-268 pixel game console is an entry-level electronic training kit based on the STC51 microcontroller. It features an 8×16 high-brightness LED dot matrix screen and comes pre-installed with the classic pixel game Tetris. No complex programming is required to assemble a standalone mini handheld console. The entire kit is a DIY assembly mode, covering soldering, circuit diagram reading, and microcontroller low-level logic learning. It is suitable for microcontroller beginners and electronics DIY enthusiasts. The transparent acrylic casing makes the hardware modules clearly visible.

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Product parameters:
| Model name | CAI-268 |
| Reputation | Pixel game console making kit (Tetris kit) |
| Shipping control chip | DIY parts shipped separately |
| Power supply | STC15F2K60S2 |
| Display method | 3 AAA batteries, Android cable (batteries and power cable not included). |
| Material | Dot matrix display and digital tube display |
| Product dimensions | Transparent plastic shell, double-sided epoxy circuit board |
| Packaging dimensions | 102mm x 74mm x 28mm |
| Packaging weight | 120mm x 80mm x 40mm |
| Model name | 120g |

Product advantages:
1. One circuit board integrates five classic peripherals: dot matrix screen, digital tube, button matrix, buzzer, and microcontroller. No need to purchase additional development boards, reducing procurement costs.
2. The complete Tetris program is pre-programmed at the factory. After soldering, assembly, and power-on, no coding is required; immediately experience the classic pixel game.
3. Supports independent USB/battery power supply switching via a one-button switch, making operation simple.
4. The fully transparent protective case completely displays the internal circuit board traces and component layout, providing a cleaner look compared to a bare board and preventing damage to components from bumps and knocks.


Panel description:
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Product list:


Circuit schematic diagram:





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