该工具用于数字电路仿真中的usb数据文件转换： 1.可以把11比特的令牌包数据（crc5）或者任意字节的数据包数据（crc16）转换为可以作为仿真输入的dn dp文件。 2.可以根据仿真接收到的dn,dp数据，解析得到接收的真正11比特令牌包数据或者数据包数据。 3.此为0.1版本，后续的版本更新会让该工具更完善。-The tool for digital circuit simulation usb data file conversion: 1. Can be 11-bit to

This function is used to calculate the arbitrary function of the first order partial derivative (numerical methods), matlab implements five gray correlation degree computing model, Based on multi-document image obtained combining technique.

Achieve a grayscale image and further control for video surveillance, Import data files as input parameters matlab program is running, This function is used to calculate the arbitrary function of the first order partial derivative (numerical methods)