工控机完成测试仪自检、信号转接板和测试流程控制、数据库管理、结果显示和存储等。
The self-test of intelligent device, signal interface and test flow control, database management, and result display and storage is finished with industry computer.
以转接模块的设计为重点，详细介绍了转接模块的结构、背板信号的分布以及控制板、转接板的开发和设计。
The structure of the switching module and the bus signal distribution of the motherboard are described in detail. Then the controlling cards and switching cards are developed.
采用自检回绕思想，给出各转接电路板详细设计原理，并以离散量输入转接板设计为例给出了电路设计原理图。
Finally, the detailed principle design for each switching board was given, and the circuit schematic drawing of discrete input switching board was presented.
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