Does Writing a New Program to a PLC Overwrite the Original Program?

This is a common question among PLC beginners, when a new program is successfully written (downloaded) to the PLC, the existing old program in the PLC is completely deleted and replaced. 1. When using programming software (such as Siemens STEP 7) to perform the “download” operation, the internal process is as follows: 1. Compilation: Your … Read more

Technical Decoding of M200: Practical Guide to Serial Communication with Laser Rangefinder Based on M200 PLC

Technical Decoding of M200: Practical Guide to Serial Communication with Laser Rangefinder Based on M200 PLC

This article will introduce the application of Schneider Electric’s M200 PLC communicating with a laser range sensor using MODBUS. 1 Case Description This case introduces the Modbus-RTU serial communication between the PLC and the laser sensor through the laser sensor connected to the TM200CE24T serial port, includinghardware wiring, serial communication parameter configuration, and program writing, … Read more

Nvidia Launches Top Development Platform for Physical AI and Humanoid Robots: Nvidia Jetson Thor

Nvidia Launches Top Development Platform for Physical AI and Humanoid Robots: Nvidia Jetson Thor

Nvidia has officially released the Nvidia Jetson Thor, a top-tier platform designed specifically for physical AI and humanoid robots. In terms of core performance, its AI computing power is extremely robust, with the Jetson AGX Thor developer kit and the Jetson T5000 module achieving 2070 FP4 TFLOPS. Compared to NVIDIA AGX Orin, the AI computing … Read more

Hardware and Configuration of S7-1200 PLC

Hardware and Configuration of S7-1200 PLC

S7-1200 PLC Hardware Configuration The Siemens S7-1200 PLC is a compact programmable logic controller widely used in the field of industrial automation. Its hardware and configuration form the foundation of control systems. 1.Hardware Components of S7-1200 PLCHardware Composition 1. CPU Module Function: Core processing unit responsible for executing user programs, processingI/O data and communication. Models: … Read more

Think the Siemens S7-1200 PLC is Limited? Its Actual Functions are Beyond Imagination!

Think the Siemens S7-1200 PLC is Limited? Its Actual Functions are Beyond Imagination!

The S7-1200 PLC is primarily aimed at simple yet high-precision automation tasks. Its compact design, flexible configuration, and powerful instruction set make the S7-1200 PLC a solution for controlling various applications. The CPU integrates a microprocessor, power supply, input circuits, and output circuits into a compact housing to form a powerful PLC. The CPU monitors … Read more

Reasons Why the PLC Does Not Execute After Downloading Programs with Boto Software

Reasons Why the PLC Does Not Execute After Downloading Programs with Boto Software

The Boto software prompts that the PLC does not execute after downloading the program, which may be due to the following reasons: – Program Compilation Errors: There are syntax errors, logical errors, or unresolved symbol references in the program, which prevent it from being downloaded or executed correctly. A comprehensive compilation of the program is … Read more

Unboxing Experience of Learning Embedded Linux with Development Boards

Unboxing Experience of Learning Embedded Linux with Development Boards

Scan to FollowLearn Embedded Together, learn and grow together When receiving a development board, the first thing to do is to understand it, find relevant materials, and familiarize oneself with its configurations. Then, set up the development environment. Thinking back to the past (here comes the show-off), the first development board I encountered while learning … Read more

Detailed Explanation and Application of Siemens S7-1200 PLC High-Speed Counter

Detailed Explanation and Application of Siemens S7-1200 PLC High-Speed Counter

The S7-1200 CPU provides up to 6 (1214C) high-speed counters, which count independently of the CPU’s scan cycle. The measurable single-phase pulse frequency is up to 100KHz, and for quadrature or A/B phase, it is up to 30KHz. In addition to counting, it can also be used for frequency measurement. The high-speed counter can be … Read more

Siemens PLC Control Scheme Design for Industrial Air Compressors

Siemens PLC Control Scheme Design for Industrial Air Compressors

As a power source for industrial production, air compressors’ precise control directly affects production efficiency and energy consumption levels. This article details the intelligent control scheme for compressors based on Siemens PLC. 1. Hardware Configuration 1.1. PLC and Expansion Module Selection For medium to large air compressor control systems, it is recommended to use the … Read more