Search on WeChat Jicheng Training The programming language of PLC software has distinct characteristics compared to general computer languages. It is neither a high-level language nor a typical assembly language, and it must meet the requirements of being easy to write and debug. Early PLCs only supported ladder diagram programming and instruction list programming. Currently, … Read more
1. Overview For many years, the Programmable Logic Controller (PLC) has made a leap from wiring logic to storage logic since its inception; its functions have progressed from weak to strong, achieving advancements from logic control to digital control; its application fields have expanded from simple control of individual devices to various tasks such as … Read more
S7-1200 is a compact, modular PLC that can perform various tasks such as logic control, HMI, and network communication. The S7-1200 features a compact design, low cost, and a powerful instruction set, making it the perfect solution for controlling various applications. The S7-1200 models and Windows-based programming tools provide the flexibility needed to solve automation … Read more
AGV cart basic control Example of configuring the CM CANopen module from HMS Industrial Networks with Siemens‘ S7-1200 PLC in the TIA Portal. In this example, a 1214C type CPU is used, but this example can also be applied to all other PLC types. To run this example, the HSP file must be installed, which … Read more
Electrical Engineering Learning Network: www.diangon.com Follow the official WeChat account of Electrical Engineering Learning Network “Electrical Engineering and Electrical Learning” for more experience and knowledge. The “Self-Learning Manual for Servo Control Technology” focuses on servo control technology, introducing the basic concepts of servo motors and their drives; the structural characteristics, testing/experimental methods, and selection techniques … Read more
Search on WeChat Technical Training Next, let’s disassemble the old chip of the 1200 PLC and appreciate the internal aesthetics of the world’s best-selling PLC. S7-1200 Mainly discussing the MCUController Chip MCUController Chip： MCU: Siemens collaborated with Japan’s second-largest MCU manufacturer Fujitsu to design and develop the control board and chip for the 1200 series … Read more
【Introduction】 Recently, I have been writing programming learning materials for Huichuan PLC, verifying the data acquisition function of Huichuan EASY521 PLC for analog voltage. We added an expansion card on top of the PLC, supporting two channels of analog voltage acquisition. After studying the user manual, I wrote the following program. The PLC data acquisition … Read more
‖ System Learning Life is like a marathon; sometimes you need to pause and take a breather to go further. Recently, there have been many industrial control PLC projects, so the upcoming updates will mostly focus on industrial control PLC content. All programming knowledge is provided by project team member “Tang Lu Lu” and organized … Read more
Must-Read Books for Learning PLC (E-book Download Link) The inverter circuit board mainly includes the power board, control board, driver board, and panel. 1. Resistor Resistors are represented by the letter R on the circuit board, with units including: ohms (Ω), kilohms (KΩ), megohms (MΩ). Resistor symbols include: 1. Fixed resistors, adjustable resistors, special resistors … Read more
Hello everyone, I am Da Yi, and today we are going to talk about the serial communication protocol between microcontrollers (MCU) and PLCs. When it comes to serial communication, many of you might feel confused, but don’t worry, I will clarify everything shortly. What is Serial Communication?Communication is everywhere; for example, the way you and … Read more