As for complicated characteristics of Electro-hydraulic Servo system, such as non-linearity and parameter un-definite, a composite controller algorithm of using a host controller combined with an intelligent weight function fuzzy controller based on wavelet transform is presented. 针对电液伺服系统的复杂非线性和参数不确定性特性,提出一种基于小波变换的“主控制器”结合“带有智能权函数模糊控制器”的复合控制策略,并用于电液伺服系统的多变量控制。
This paper analyzes the operating principle of the embedded USB On-The-GO ( OTG ) host / peripheral controller, proposes the device driver framework for implementing the USB OTG function, and realizes the USB OTG function on the Linux operating system according to this framework. 本文分析了嵌入式USBOTG主/从控制器芯片的工作原理,提出了USBOTG设备驱动程序框架,并据此框架在Linux操作系统上设计和实现了USBOTG功能。