What are the control methods of woodworking engraving machine?

There are three control methods of woodworking engraving machines on the market now:

1. Using the control of single-chip computer, the cnc router 1325 ATC can perform typesetting at the same time, but the computer cannot be turned off, which can reduce the waste caused by the misoperation of the computer. 

2. Use the USB port to transfer data, the system has a memory capacity of more than 32M, after saving the file, it can be completely separated from the computer, shut down the computer or perform other typesetting, which can greatly improve work efficiency.

3. All computing work is completed by computer control. When the carving machine for wood working, the computer is in a working state, and other typesetting work cannot be performed. It may cause waste products due to misoperation of the computer.