The price surge of Flash continues to ferment, and many manufacturers are choosing to use more cost-effective NOR Flash chips. NOR Flash has characteristics such as strong reliability and fast read speeds, making it a major product in the mid-to-low capacity flash memory chip market. However, the long programming time and low efficiency have always … Read more
Introduction to ADC The STM32F103 series has 3 ADCs with a precision of 12 bits, and each ADC can have up to 16 external channels. ADC1 and ADC2 both have 16 external channels, while ADC3 generally has 8 external channels. The A/D conversion of each channel can be executed in single, continuous, scan, or interrupt … Read more
Simulating Traffic Light Control System: Easy PLC Programming Today, we are going to discuss how to use Siemens PLC to create a simulated traffic light control system. This project is particularly suitable for practice and can teach you many basic skills. Traffic light control seems simple, but there are actually many logical details, especially regarding … Read more
Full Analysis of Alarm Interlock Emergency Shutdown Systems, Learn to Avoid Pitfalls! Today, let’s talk about a classic project in Siemens PLC programming—the alarm interlock emergency shutdown system. This is a very practical system frequently encountered in factories, but if not handled correctly, the machines may suddenly stop working at any time. So, let’s directly … Read more
ORGANIZATION_BLOCK OB1 VAR_TEMP // Temporary variable declaration END_VAR BEGIN // Read input "InputBit" := "I0.0"; // Simple logic processing IF "InputBit" THEN "OutputBit" := TRUE; ELSE "OutputBit" := FALSE; END_IF; // Write output "Q0.0" := "OutputBit"; END_ORGANIZATION_BLOCK In this example, we implemented a simple logic in OB1: when the input I0.0 is TRUE, the output … Read more
Exclusive Reveal: PLC Variable Management Tool for Easier Program Maintenance 1. 1. Scene Restoration In a large pharmaceutical factory’s production line, the PLC control system is responsible for the automation of the entire production process. With the expansion of production scale and process optimization, the PLC program continuously adds new functional modules, resulting in a … Read more
Pressure Control System: PLC Programming Practical Analysis The pressure control system is widely used in automation production. Today, let’s discuss how to use Siemens PLC to create a simple pressure control system. This project seems simple, but in practice, we often encounter some issues, and today we will clarify these step by step. Project Background … Read more
Today, let’s talk about some practical tips for PLC ladder diagram programming. Whether you are a beginner or an experienced professional, these tips will help you write clearer and more efficient PLC programs. Basic Structure of Ladder Diagrams A ladder diagram, as the name suggests, looks like a ladder. The left side represents the power … Read more
PLC (Programmable Logic Controller) can seem quite intimidating for many beginners. They often wonder if it’s really that hard to learn. Don’t worry, PLC is not as difficult as it seems. With the right methods, you can quickly get the hang of it. Here, I will share some of my learning insights. 1. Understand the … Read more
â–Ľ Click the card below to follow me â–˛ Click the card above to follow me Hello everyone, I’m Jin Ge. Today, let’s talk about how to bring the commonly used Siemens PLC from the industrial sector into our homes to create a sophisticated smart home system. Don’t think that PLCs are far from our … Read more