Then, the thesis discussed the proceeding of the simulating channel part, digitally sampling module, FPGA logically controlled module and AD/DA module, including their chips, realization and notice.

接着，分别介绍了模拟通道部分、数字取样模块、FPGA逻辑控制模块及数模转换模块，包括它们的芯片选择、实现方法和注意事项等。

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In detail has developed module the and so on memory, AD, DA, electric power supply, system periphery connection design, and proposed on the hardware improvement program.

详细开展了存储器、AD、DA、供电电源、系统外围接口等模块的设计，并提出了硬件上的改进方案。

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The design includes power source, AD and DA conversion, output module of current-source, demonstration and control module.

设计分电源，AD和DA转换，电流源输出，显示和控制模块。

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