IEEE1149.1产生新标准

IEEE 1149.1 yields new standards

研制边界扫描原先是为了检验IC引线与PCB连接轨迹,现在它已被用于支持芯片调试、设备编程、混合信号测试和现场服务。

Developed to verify continuity from an 1C lead to PCB trace, boundary scan nowsupports on-chip debugging.device programming, mixed-signal test,and field service.