主动网是一种允许用户“按需”定制自己的服务的可编程网络。
Active networks, which allow users to customize their network services arbitrarily, are programmable.
为了排除人为干扰、提高可靠性，采集数据以可编程逻辑控制器为核心，通过现场总线和以太网的多层网络传送至数据库中。
To avoid interfering by work, data were sampled through a multi-layers network which synthesize the field-bus and Ethernet and center on programmable logic controller.
介绍如何利用可编程逻辑器件(CPLD)来控制ISD2590语音芯片，及其在公用电话网家电控制系统中的应用。
Discussed are how to use CPLD to control ISD2590 sound chips, and its application on consumer electronic equipment control systems in public telephone network is presented.
介绍如何利用可编程逻辑器件(CPLD)来控制ISD2590语音芯片，及其在公用电话网家电控制系统中的应用。
Discussed are how to use CPLD to control ISD2590 sound chips, and its application on consumer electronic equipment control systems in public telephone network is presented.
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