↑ Click on the above “Smart Manufacturing Home” Follow us Written in Front Hello everyone, I am Xiao Zhi, the owner of Smart Manufacturing Home~ Previously, we discussed the security of industrial control systems and analyzed the Modbus protocol and Siemens S7Comm protocol from a security perspective: Data Collection under MES and SCADA—Analysis of Siemens … Read more
5. CAN Communication Protocol CAN stands for Controller Area Network, which was developed by the German company BOSCH, known for its automotive electronic products, and has ultimately become an international standard (ISO11519 and ISO11898). It is one of the most widely used field buses internationally. CAN is a multi-master asynchronous serial communication bus. Due to … Read more
Why TCP/IP Exists All around the world, various computers running different operating systems serve their purposes. However, the methods they use to express the same information can vary greatly. It’s akin to how God confused the languages of people in the Bible, preventing them from cooperating. Computer users realized that individual computers would not be … Read more
1. Introduction to the systemctl Command In Linux operating systems, the systemctl command is used to manage system services, especially in domestic UOS V20 server or Kylin V10 server, as well as CentOS 7.x and above. It replaces the previous service and chkconfig commands, integrating their functionalities. The main functions of systemctl include querying or … Read more
Abstract Underwater Optical Wireless Communication (UOWC) is an emerging underwater wireless sensor network technology. Compared to acoustic waves and radio waves, optical waves can provide higher data rates and lower latency. However, considering the limited transmission range and energy supply of UOWC, as well as the existence of communication voids that may further reduce its … Read more