在温室智能灌溉系统硬件基础上,设计并开发温室智能灌溉系统上位机软件。该软件采用Microsoft Visual Studio 2012和数据库进行设计、开发,具有实时数据查询、历史数据查询以及网络拓扑结构显示等功能。该软件主要实现温室大棚环境信息...在温室智能灌溉系统硬件基础上,设计并开发温室智能灌溉系统上位机软件。该软件采用Microsoft Visual Studio 2012和数据库进行设计、开发,具有实时数据查询、历史数据查询以及网络拓扑结构显示等功能。该软件主要实现温室大棚环境信息的实时采集以及ZigBee网络拓扑结构的实时绘制;集成了传感数据的数据融合机制,提高了采集精度;人机接口均采用友好的图形化界面。同时开发了智能农业控制微信公众号,为移动终端获取温室信息、发送控制命令等功能提供便利。测试结果表明,上位机软件界面友好、功能完善、人机接口丰富,可以对各种温室数据进行有效管理,能够满足温室智能灌溉系统的需求。展开更多
The Manchester dataflow computer is a famous dynamic dataflow computer.It is centralized in architecture and simple in organization. Its overhead for communication and scheduling is very small. Its efficiency comes do...The Manchester dataflow computer is a famous dynamic dataflow computer.It is centralized in architecture and simple in organization. Its overhead for communication and scheduling is very small. Its efficiency comes down, when processing elements in the processing subsystem increaJse. Several articles eval uated its performance and presented improved methods. The authors studied its processing subsystem and carried out the simulation. The simulation rer sults show that the efficiency of the processing subsystem drops dramatically when average instruction execution microcycles become less and the maximum instruction execution rate is nearly attained. Two improved methods are pre-sented to overcome the disadvantage. The improved processing subsystem with a cheap distributor made up of a bus and a twthlevel fixed priority circuit pos-sesses almost full efficiency no matter whether the average instruction execution microcycles number is large or small and even if the mtalmum instruction execution rate is approached.展开更多
文摘在温室智能灌溉系统硬件基础上,设计并开发温室智能灌溉系统上位机软件。该软件采用Microsoft Visual Studio 2012和数据库进行设计、开发,具有实时数据查询、历史数据查询以及网络拓扑结构显示等功能。该软件主要实现温室大棚环境信息的实时采集以及ZigBee网络拓扑结构的实时绘制;集成了传感数据的数据融合机制,提高了采集精度;人机接口均采用友好的图形化界面。同时开发了智能农业控制微信公众号,为移动终端获取温室信息、发送控制命令等功能提供便利。测试结果表明,上位机软件界面友好、功能完善、人机接口丰富,可以对各种温室数据进行有效管理,能够满足温室智能灌溉系统的需求。
文摘The Manchester dataflow computer is a famous dynamic dataflow computer.It is centralized in architecture and simple in organization. Its overhead for communication and scheduling is very small. Its efficiency comes down, when processing elements in the processing subsystem increaJse. Several articles eval uated its performance and presented improved methods. The authors studied its processing subsystem and carried out the simulation. The simulation rer sults show that the efficiency of the processing subsystem drops dramatically when average instruction execution microcycles become less and the maximum instruction execution rate is nearly attained. Two improved methods are pre-sented to overcome the disadvantage. The improved processing subsystem with a cheap distributor made up of a bus and a twthlevel fixed priority circuit pos-sesses almost full efficiency no matter whether the average instruction execution microcycles number is large or small and even if the mtalmum instruction execution rate is approached.
