基于Altera公司FPGA芯片EP2C8Q208,嵌入MC8051 IP Core,用C语言对MC8051 IP Core进行编程,以其作为控制核心,实现系统控制。在FPGA芯片中,利用Verilog HDL语言进行编程,设计了以MC8051 IP Core为核心的控制模块、计数模块、锁存模块和LCD显示模块等几部分,实现了频率的自动测量,测量范围为0.1Hz~50MHz,测量误差0.01%。并实现测频率、周期、占空比等功能。
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