通信测试卡中HDLC协议控制器的设计与实现

Design and Implementation of HDLC Protocol Controller for Communication Test Card

针对当前实现HDLC协议控制器的一般方法中存在的一些弊端,提出了一种利用FPGA简化HDLC协议控制器的硬件处理方法。利用VHDL语言,分别设计了发送模块和接收模块,并详细介绍了各个模块的工作原理和组成以及仿真结果。试验结果表明,FPGA简化了HDLC协议,模块编程简单且易于修改,具有良好的应用前景。

Aiming at the malpractice existing in common methods at present for HDLC protocol controller,the hardware processing method by adopting FPGA to realize and simplify the HDLC protocol controller is proposed.With VHDL language,the transmitting and receiving module is designed respectively.The working principles and compositions as well as the simulation results of each module are introduced in detail.The results show that FPGA simplifies HDLC protocol,thus the programming for modules becomes simple and easy to modify;the method possesses excellent prospects.