Abstract: This paper presents the design and implementation of a multipurpose networked control system using Arduino and Modbus RTU over RS-485 communication. The system enables robust and scalable ...

Modbus RTU 通信协议作为工业领域的常青树，广泛应用于各类基于 RS485/232 串口的设备中。 然而，随着工业互联网的发展，SCADA 系统、上位机及 HMI 已逐渐普及以太网架构，甚至实现了向 Wi-Fi 无线通信的迭代。 在许多工厂中，现有的传感器、电表、温控器或部分 PLC ...

To deal with a bully, stay calm and document the bullying, like taking screenshots of cyberbullying and photos of injuries. If someone is in immediate danger from bullying, call 911 or reach out to ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

Git isn’t hard to learn. Moreover, with a Git GUI such as Atlassian’s Sourcetree, and a SaaS code repository such as Bitbucket, mastery of the industry’s most powerful version control tools is within ...

In his decades-long career in tech journalism, Dennis has written about nearly every type of hardware and software. He was a founding editor of Ziff Davis’ Computer Select in the 1990s, senior ...

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LumenRadio has recently introduced a Wireless Modbus (W-Modbus) module built around Nordic Semiconductor’s nRF52840 SoC. The module can connect up to 100 nodes, integrates a power amplifier with 100mW ...

If you're developing a wrist watch, a small light-following robot, or a portable weather station with Arduino, one of the best boards you can use is the Nano, and for good reason. It's pretty compact, ...