📢 Announcement: Since the release of v1.3.0, our official dockerhub namespace has been changed to topmaker, you can pull the latest images from topmaker/modpoll at dockerhub. Learn more about modpoll ...

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[导读]在老旧产线改造中，常有大量RS485 Modbus RTU设备（温湿度、电表、变频器）需要接入上位机或MES，但它们不支持TCP。此时用Raspberry Pi（树莓派）运行Modbus TCP↔RTU网关程序，既能做协议转换，又能充当边缘数据预处理节点。本文基于Raspberry Pi OS + pymodbus库，给 ...

[导读]在产线设备中，PLC常作为主控单元负责工艺流程，FPGA作为高速算法加速/多路采集前端。两者之间通过Modbus RTU（RS485）或 ...

2026年的小程序开发市场，正在经历一场静水深流的范式转移。一方面，AI技术的突飞猛进让开发门槛前所未有地降低——AI几小时就能生成小程序的基础框架，市场报价从2018年的20万-30万被压缩至2万-3万，行业陷入“价格战”的红海。另一方面，企业对小 ...

Abstract: Smart grid (SG) engages bidirectional energy and data flow with advanced metering infrastructure (AMI) and lures attackers to exploit vulnerabilities in the critical infrastructure. Of the ...

We are standing at the end of an era we never thought to mourn: the era of human-speed threats. For years, cybersecurity moved to a rhythm organizations could follow. A researcher found a bug, a CVE ...

Which technology should I study to increase my market value? Since becoming an engineer, I have seen this question many times. And I myself have been searching for that answer for a long time. Should ...

过去十年的大部分时候，汽车行业普遍将速度理解为工程效率：芯片开发节奏更快、软件开发和发布周期更短、功能交付更 ...

SCADA（Supervisory Control And Data Acquisition）是数据采集与监视控制系统，广泛应用于电力、水务、石油天然气、轨道交通等行业。SCADA系统实现远程设备监控、数据采集、报警处理、历史存储、报表生成等功能，是工业自动化的"大脑"。 系统架构发展经历了三代： 第 ...