Year: 2025

Comprehensive Analysis of Siemens PLC Communication Protocols: How to Choose Between PROFIBUS, PROFINET, and Ethernet?

by
Comprehensive Analysis of Siemens PLC Communication Protocols: How to Choose Between PROFIBUS, PROFINET, and Ethernet?

Comprehensive Analysis of Siemens PLC Communication Protocols: How to Choose Between PROFIBUS, PROFINET, and Ethernet? Hello everyone, I am Lao Chen. When it comes to industrial automation, PLC communication is undoubtedly one of the core skills. Especially when using Siemens PLCs, choosing the right communication protocol can save half the effort during on-site debugging. Today, … Read more

PROFIBUS Master to CAN-ADFWEB Gateway Converter – Guangzhou Xinyu IoT

by
PROFIBUS Master to CAN-ADFWEB Gateway Converter - Guangzhou Xinyu IoT

PROFIBUS Master toCAN-ADFWEB Gateway Converter–Guangzhou Xinyu IoT Author:www.adfweb.com.cn Zou Wuyi Mobile185-020-77899 Email: [email protected] 1、Features: The configurable “PROFIBUS Master/CAN converter” has the following features: Triple isolation between CAN and PROFIBUS, CAN and power supply, PROFIBUS and power supply; Can be mounted on a 35mm DIN rail; Power supply: 8…24V AC or 12…35V DC; Operating temperature range: … Read more

NI Modbus Library Overview

by
NI Modbus Library Overview

Click the blue text above to follow our public account, where we share a LabVIEW case every day. The NI Modbus Library (ni_lib_modbus_library-1.2.1.42.vip) is a dedicated communication library developed by NI for LabVIEW, based on a modular design concept. It encapsulates the core functionalities of the Modbus protocol, providing engineers with a graphical programming interface … Read more

A Comprehensive Guide to the Modbus Protocol

by
A Comprehensive Guide to the Modbus Protocol

Hello everyone, welcome to <span>Lixin Embedded</span>. In the field of industrial automation, Modbus is undoubtedly a name that cannot be ignored. As a communication protocol that originated in the late 1970s, it has stood the test of time, quietly supporting the interconnectivity of countless factories and devices. Today, let’s discuss Modbus, the veteran protocol of … Read more

FPGA Hardware Design (Part 7) – USB to JTAG Circuit

by
FPGA Hardware Design (Part 7) - USB to JTAG Circuit

Introduction: JTAG stands for Joint Test Action Group, which is commonly referred to in the IEEE standard 1149.1 as the Standard Test Access Port and Boundary Scan Architecture. Its functionality is powerful, but for engineers engaged in embedded development, the most frequently used feature is programming chips, which typically requires a dedicated emulator. This article … Read more

Implementation Code for One-Click Conversion Between MDB and GDB in ArcGIS

by
Implementation Code for One-Click Conversion Between MDB and GDB in ArcGIS

#-*- coding: utf-8 -*- # This script can be used for conversion between GDB and MDB import arcpy import os print("Please enter the database") SRSJK = r'D:\工作\数据处理\20250616\Project360702.gdb' clean_path = SRSJK.rstrip(os.sep) print(clean_path) srsjkhzm = os.path.splitext(clean_path)[1] print("Database entered, the type of database you entered is " + srsjkhzm) print("Please enter the folder for the output database") SCSJKLJ … Read more

Method for Batch Converting Tables in GDB to Points in ArcGIS

by
Method for Batch Converting Tables in GDB to Points in ArcGIS

1. Background and Significance In our daily work, we sometimes need to batch convert database tables into points. ArcGIS does not provide a direct tool for this, so we need to link several tools together in the model builder to create a new tool. Please continue reading. 2. General Approach Use the “Iterate Tables” iterator … Read more

Mbed Development Learning Notes – Part Six

by
Mbed Development Learning Notes - Part Six

Hello everyone! This is a collection of notes on embedded system development! Recently, the university has entered the final exam week, and suddenly various work-related tasks have come up, sometimes so busy that I can’t even have dinner, and can only update the public account intermittently. I believe everyone has been busy like me lately~ … Read more

When CMake Meets Python

by
When CMake Meets Python

CMake is not unfamiliar to many who are familiar with C and C++. Today, we will look at a somewhat unusual application scenario: using CMake to manage and run Python applications. This approach can be effective in certain situations, such as when code generation is done in C++, and tool scripts are written in Python, … Read more

Makefile Basics + Practical Application: A One-Stop Guide to Automated Builds

by
Makefile Basics + Practical Application: A One-Stop Guide to Automated Builds

In a makefile, we can generate specified target files from our source code based on a series of rules defined in the makefile. This helps us automate various operations such as compiling and packaging programs. 1 Basic Principles of Makefile: Any version of the shell will include the make command. When we execute the make … Read more