【摘要】 介绍的是油井数据遥测、遥控系统智能通信卡的设计。该卡是连接主机与多个分机的桥梁,用于完成远程信号的采集、传输和处理,最终达到主机对分机的远程现场测控任务。更多还原

【Abstract】 This paper is about the remote control and measurement of the datum of oil wells and the intellective corresponding card of the remote control systems. This card is the bridge of the host computer and its extensions. It can complete the connection communication and management of the long-distant signals and finally accomplish the long-distant control and management of the extensions by the host computer.更多还原