| Project | parameter | Project | parameter |
| Power supply | 5V/12V | IO ports | 4 groups |
| 232 serial ports | 3 | TCP/IP network port | 1 |
| VGA display resolution | 600*800 | Program sockets. | 2 |
Eagle13 board roulette wheel | Project | parameter | Project | parameter |
| Power supply | 5V | IO ports | 3 groups |
| 232 serial ports | 2 | DUP/IP network port | 1 |
| VGA display resolution | 1024*768 | Program sockets. | 1 |
| Storage | 256M | 485 communication port | 1 |
07/08 Amazon game motherboard: 5V/12V power supply, 3 232 serial ports, VGA display resolution 600*800, 4 groups of IO ports, 1 TCP/IP network port, and 2 program sockets. EAgle13 board: 5V power supply, 2 232 serial ports, 1 485 communication port, VGA display resolution 1024*768, 3 groups of IO ports, 1 DUP/IP network port, 256M, and 1 program socket.
