边界扫描技术在板级可测性设计中的应用

the design for board-level test

摘要:

阐述了JTAG技术的基本原理,从设计方法、优化策略及实现技术等方面,对基于JTAG的PCB可测性设计进行了研究,给出了具体的实现方法,并实现了导弹通用测试系统中数据采集电路板的可测性设计。

Abstract:

The basic principle of JTAG technique is presented. The design for test of PCB based on JTAG is researched from designed method, optimization strategy, realization technique and so on. Some concrete implementing methods are given, and the realization of the measurability design of the data collection circuit board of the missile universal test system is presented.