Akka is a Scala-based toolkit that simplifies developing concurrent distributed applications. Akka uses Actors-independently executing processes that communicate via message passing—as the foundation for fault-tolerant applications where individual a
HLW8110/HLW8112 is a high precision power metering IC. It can measure line voltage
and current, and calculate active power. It can measure Line Frequency and Power Factor.
HLW8110/HLW8112 has three detection channels, including current detection chan
基于数字技术,多媒体处理技术，影像压缩芯片技术的发展，数字影像录象系统（DVR：Digital Video Recorder）以其稳定的性能，数据查找迅速，交换方便，相对较低的价格，迅速替代了以模拟技术为主导的传统监控系统（摄像机，录像机，磁带等），并广泛地应用于智能楼宇，金融机构，居民住宅，公共设施，大型超市，工业产线现场，以及道路交通，海关监控等领域。DVR系统发展至今，就整个系统主要应用于以下三种情形： （1） LOCAL SINGLE CHANNEL：应用于本地单一频道影像实时摘取，实
