硬件设计部分完成了单片机外围电路的连接和调试。
Hardware system accomplished the connection and debugging of the periphery circuits.
方案一软硬结合，单片机做核心加上简单的外围电路，可以实现设计要求，优点灵活多变，易于调整，可以实现的功能非常丰富。
Plan a soft combination, microcontroller do core with simple buffer circuit, can realize the design requirement, advantages, easy to adjust, flexible and can realize the function is very rich.
程控分压器是用于高电压冲击试验的二次分压器，是由单片机at89c51及外围电路组成的智能仪器。
This programmable control voltage divider is a secondary divider used for HV impulse test and an intelligent apparatus consisting of chip microprocessor AT89C51 and peripheral circuit.
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