Constant Types and Representation Methods 1. Decimal Constants (K) Representation: K + Number Range: ·16-bit:K-32768 ~ K32767 ·32-bit:K-2,147,483,648 ~ K2,147,483,647 Example: K100 // Decimal 100 K–500 // Decimal -500 K12345 // Decimal 12345 2. Hexadecimal Constants (H) Representation: H + Hexadecimal Number Range: ·16-bit:H0000 ~ HFFFF ·32-bit:H00000000 ~ HFFFFFFFF Example: H64 // Hexadecimal 64, equal … Read more
Application Case of Enumerated Variables · An enumeration is a user-defined data type that allows users to define meaningful names for a set of integer values, making the program more readable and maintainable. · Enumeration variables can only take one of the identifiers defined in the enumeration, which helps to limit the range of values … Read more
Recently, I started using the Inovance HU5 series PLC, and I am documenting the methods for configuring I/O and the pitfalls encountered. Since I did not use Inovance’s I/O but instead configured a certain brand of EtherCAT remote I/O module, the first step in configuring EtherCAT is to download the XML file from the official … Read more
At the end of the article, there are 55 practical case materials.Introduction: In our actual devices, it is often necessary to achieve data exchange between multiple devices. Generally, we use the Modbus RTU protocol, but this type of communication cable connection is not very convenient. Therefore, we can use the Modbus TCP protocol for communication, … Read more