JCJ-300型基板检查装置的检测原理与设计思路

Testing elements or design idel of JCJ-300 baseboard checking machine

使用并行总线扩展的技术,实现了微控制器访问512个I/O端口的用于检测VFD基板线路绝缘和通断的装置。

By using the paral el bus expand technology completed the device of the micro cortrol unit accessing 512 I/O Port.The device test baseboard’s isolation and connector or break.