说明：  分析了MATLAB/Simulink 中DSP Builder 模块库在FPGA 设计中优点， 然后结合FSK 信号的产生原理，给出了如何利用DSP Builder 模块库建立FSK 信号发生器模 型，以及对FSK 信号发生器模型进行算法级仿真和生成VHDL 语言的方法，并在modelsim 中对FSK 信号发生器进行RTL 级仿真，最后介绍了在FPGA 芯片中实现FSK 信号发生器的设 计方法。
(Analysis of the MATLAB/Simulink in DSP Builder Blockset in the FPGA design advantages, and then combined with the emergence of the principle of FSK signal is given how to use DSP Builder Blockset establish FSK signal generator model, as well as the FSK signal generator model algorithm class VHDL simulation and generation language approach, and in ModelSim for FSK signal generator for RTL-level simulation, and finally introduce the FPGA chip realize FSK signal generator design method.)