A few days ago, I saw discussions in the group chat about the issue of “TTL, RS232, and RS485 transmission distances“..Today, I took some time to share related content, hoping it will be helpful to everyone. Overview Many people may not be very familiar with TTL, RS232, and RS485, so let me briefly summarize what … Read more
Traditional non-isolated RS232 often suffers damage due to ground bounce, surges, static electricity, hot plugging, etc. The RSM232 series isolation transceivers utilize unique optoelectronic isolation technology, effectively protecting RS-232 serial devices, and are suitable for harsh environments such as industrial control, power, and medical fields. Application Examples Figure 1 Physical Connection Diagram Why Choose the … Read more
Follow+Star Public Account, don’t miss out on exciting content Author | strongerHuang WeChat Official Account | strongerHuang A few days ago, I saw a discussion in my technical group about the issue of “TTL, RS232, and RS485 transmission distances”. Today I took some time to share related content. Overview Many readers might not know what … Read more
Source: IoT Media Author: Yinjian On July 30, Shenzhen IoT Media Co., Ltd. partnered with Semtech to hold the “2019 Shenzhen International LoRa IoT Summit Forum” in the Jasmine Hall of the Shenzhen Convention and Exhibition Center. The forum was very popular, attracting over 500 participants from the LoRa industry and gathering more than twenty … Read more
EtherCAT—Ethernet for Control Automation Technology bus principle is mainly based on Ethernet technology, but has been specifically optimized to meet the high demands for real-time performance and synchronization in the field of industrial automation. Here is a detailed explanation of the EtherCAT bus principle: 1. Communication Mechanism EtherCAT adopts a master-slave communication mode, where the … Read more
Click the blue text above to follow us Preface: The Wonderful Use of the F1 Key●● When you are using PCAN-view, if you encounter an operation function that you are not quite clear about, such as what a certain key does, how should you check it? Quick Method: You just need to press the F1 … Read more
CANopen is a high-level communication protocol built on the Controller Area Network (CAN), including communication sub-protocols and device sub-protocols commonly used in embedded systems, and is a widely used fieldbus in industrial control. CANopen implements protocols above the network layer in the OSI model (including the network layer). The CANopen standard includes addressing schemes, several … Read more
Welcome to join the Industrial Control Sharing Technology Service Community Key Elements of CANopen Communication: 1. Wiring 2. Terminal Resistor 120 Ohms 3. EDS Description File 4. Baud Rate 5. Station Number Pure Content | Make it easy for you to apply the CANopen communication protocol in PLC & Servo Why is CANopen communication so … Read more
1. Historical Origins of the Two CAN was originally designed by the German company BOSCH for automotive control systems and became an international standard in 1993. Due to its high reliability and good error detection capabilities, it has gained attention and has now expanded into various fields such as medical, transportation, motion control, and … Read more
Introduction to CANopen Protocol: Multi-Device Collaborative Communication Design In the field of industrial automation, multi-device collaborative communication is a common requirement. For example, multiple PLCs, sensors, and actuators on a production line need to coordinate with each other. To address this, the CANopen protocol was developed. It is a high-level protocol based on the CAN … Read more