本文设计了基于DSP56F805，由速度和电流反馈控制回路构成的伺服系统实时仿真软件，并给出了其设计和编制过程。

This paper illustrates the emulation software architecture of the system based on DSP56F805. The design and implementation of the speed and current feedback loop are described in detail.

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针对单回路电液位置伺服系统的动态特性，提出了一种等效流量反馈的控制方法，从而实现了串级控制。

This paper studies the dynamic characteristics of Electro hydraulic Position Servo System, and proposes a method of equivalent flow feedback to realize serial control.

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SDC输出的模拟速度信号VEL还可以作为速度反馈信号以构成火炮伺服系统中的速度回路。

Anolog speed signal VEL from SDC is also taken as speed feedback signal to form speed loop in gun servo system.

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