为了实现电润湿器件的驱动和控制，该系统设计包含驱动电路和上位机软件两部分。驱动电路使用PIC单片机通过FT245组成的USB接口模块接收上位机的控制命令，按照预定义的格式解析生成控制信号控制DA芯片AD5535输出电压信号，使用集成化的电压芯片实现电平转换和升压电路;上位机软件基于Qt软件开发框架在Windows平台下采用C++语言编写，实现对驱动参数的各种操作和电润湿器件电极的状态显示满足经实验验证，该系统工作性能良好(In order to achieve the drive and control of the electrowetting device, the system design includes the drive circuit and the host computer software. The drive circuit uses the PIC microcontroller to receive the control command of the upper computer through the USB interface module composed of the FT245, analyzes and generates the control signal according to a predefined format to control the output voltage signal of the AD chip AD5535, and uses the integrated voltage chip to implement the level conversion and boosting circuit. The PC software is based on the Qt software development fr a mework and written in C++ language on the Windows platform. The realization of the various parameters of the drive parameters and the state display of the electrode of the wetted device meets the experimental verification. The system works well.)