物理层和MAC层的接口控制文件，主要管理两层之间的时序控制-Physical layer and MAC layer interface control documents, the main management of the timing between two-tier control

本文介绍了应用FPGA实现对高速A/D转换芯片的控制电路，介绍了这一控制的设计思想，并提出了通过双口RAM实现FPGA与慢速度的单片机进行双机数据通信处理的解决方案。-　　　Data acquisition is an item of indispensable technology which is essential to the industrial control system. As the increasing need for speed performance of the da