Performance Advantages of EtherCAT Compared to Siemens Profinet and Mitsubishi CC-Link

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EtherCAT real-time Ethernet network has a refresh cycle of only 30us for 1000 distributed I/O data, including terminal cycle time. Up to 1486 bytes of process data can be exchanged through one Ethernet frame, equivalent to nearly 12000 digital I/O. This data transmission only takes 300us. Communication with 100 servo axes only requires 100us. Moreover, the overall synchronization clock is well calibrated, achieving synchronization among numerous slaves with a difference of less than 1us.

Performance Advantages of EtherCAT Compared to Siemens Profinet and Mitsubishi CC-Link

Its excellent performance enables control methods that traditional fieldbus systems cannot achieve, forming ultra-high-speed control loops through the bus. Functions that previously required local dedicated hardware support can now be mapped in software. The vast bandwidth resources allow status data and any data to be transmitted in parallel.

Performance Advantages of EtherCAT Compared to Siemens Profinet and Mitsubishi CC-Link

Lastly, I would like to ask if there are any friends familiar with CNC (interpolation, trajectory planning, robotics) who would like to collaborate on developing a CNC motion controller based on EtherCAT?

CODESYS V3 Programming Manual

ST Textual Programming Language

Complete ST Programming Manual

Performance Advantages of EtherCAT Compared to Siemens Profinet and Mitsubishi CC-Link

Reply in the background“C#” to receive the C# vision project source code, and reply“E Bus” to receive a large number of PLC and CODESYS program cases and materials, some are entry-level programs, while others are actual engineering projects. The program content is constantly updated, and bus controller manufacturers are eagerly seeking partners.

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