This link is to sell the same empty PCB as the picture.

If you need components and other accessories,

you can contact us for a quote and supply.

One Baby Description

1. Microcontroller chip: ATmega128A;

2. AD conversion reference voltage with added filtering inductance and capacitance;

3. Convenient replacement of external crystal oscillators;

4. All IO ports are led out and labeled;

5. Both ISP and JTAG interfaces are exported and labeled;

6. Reliable reset circuit;

7. Introduce two LEDs for simple testing;

8. Power socket or pin 5V power supply;

9. PCB board size: 6.9CMx4.9CM

9. The circuit is equipped with a self recovery fuse to effectively prevent short circuiting;

10. The factory fuse position has been set to external crystal oscillator mode, and buyers do not need to set the relevant fuse position to avoid locking the chip;

AVR development board / minimum system PCB blank board (ATMEGA128 PCB empty board) red empty board