A boundary scancontroller with the USB interface is designed. DSP and 74lvt8980 are adopted to control the boundary scan bus.
采用DSP和边界扫描总线控制芯片74lvt8980设计边界扫描测试控制器。
2
This paper analyses the construction of hardware of the microprocessor scancontroller and introduces the system software and main functions of the instrument.
本文分析了微处理机扫描控制器的硬件结构，并对系统软件和仪器的主要功能作了介绍。
3
NN controller of the scan mirror engine is researched in the theory, its steady condition is given, its feasibility is proved by the results of computer simulations.