【摘要】 研制了基于嵌入式技术的FAST射电望远镜以太网节点控制器,节点控制器具有嵌入式以太网通信模块,高速的工作速率和实时可靠的操作,较强的运算能力和远程更新等功能。硬件电路方面主要实现了以太网接口模块、电机控制电路、网络通信模块电路和时钟芯片电路等的设计,控制器程序方面完成了基于μC/OS-II操作系统上的各个程序模块的设计。以太网节点控制器在密云模型中进行了运行和测试,达到了主动反射面控制系统的设计要求。更多还原

【Abstract】 A fast radio telescope Ethernet node controller was developed based on embedded technology. The node controller has the Ethernet communication module,high-speed work rate and real-time reliable operation,strong computing power and remote update function. In the aspect of hardware circuitry,it has achieved Ethernet interface module,motor control circuits,network communication module circuit and clock chip circuit design. In the aspect of control programming,it has completed the design of the various program modules based on μC / OS-II. Ethernet node controller in Miyun model. By testing,it has meet the requirements of the active control system.更多还原