One solution is implemented on the software platform of os20 of stmicrotronics , while the other on ms windows . in this dissertation , the implementation of two software modules in satellite stb is described in detail , including how to create new task in embedded system to auto - update the software , and how to monitor and control the satellite signal by software in both stb and pc 本文详细叙述了在卫星数字机顶盒环境中实现两个功能模块主要是软件方面所作的工作,主要包括如何在嵌入式系统下开创新的任务实现实时软件串口升级功能,以及在机顶盒端和后台计算机端如何通过软件实现对非法信号的抗干扰和自动监控功能。
It is one of the most important works to run economically in today and future . the system of electric control automation in zhao zhaou is open , it bases on the net of rs485 bus control and centrally manages substation by control the main machine . the system controls the run parameter of electric equipment and the run environment by using the computer measure , communication and automation technology , it can realize measure , communicate , control and allocate in the remote area , transmit data and control through collect data and automatic count parameter 肇州县电力调度自动化系统是以rs485总线工业现场控制网络为基础，通过监控主机对变电站进行集中管理的完全开放式系统，该系统综合了计算机、测量、通讯和自动化的专业技术来监控电力设备的运行参数、监控运行环境，通过对输变电线路及设备的交流电压、电流的数据采集，自动计算出功率、电量、功率因数、频率等参数，实现四遥：遥测、遥信、遥控、遥调及数据传输和监控功能。
The dissertation , in addition , discusses the malfunction monitoring and protecting , such as overload . the discussions on the speed control of fan according to the output power , and some monitoring functions , such as the isolation sample of battery ' s voltage and its management , which will improve the reliability and intelligence of the system , are also included in the dissertation 另外，研究了ups过载等故障的监测和保护；按输出功率分级控制风机转速；电池电压的隔离采样和管理等监控功能，提高了系统的可靠性和智能化。
