Communication Protocols

Essential Skills for Embedded Development: Capturing SPI Signals with Logic Analyzers

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Essential Skills for Embedded Development: Capturing SPI Signals with Logic Analyzers

Follow【Plain Embedded】to receive exciting updates first Basics of SPI Protocol SPI (Serial Peripheral Interface) is a synchronous serial communication interface developed by Motorola, widely used in embedded systems to connect microcontrollers with various peripherals (such as Flash memory, sensors, display modules, etc.). 1.1 SPI Signal Lines The SPI bus typically includes the following four signal … Read more

Embedded IoT Software Development: Have You Used AT Commands?

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Embedded IoT Software Development: Have You Used AT Commands?

Scan to FollowLearn Embedded Together, Learn and Grow Together Overview AT commands (Attention Command) are a widely used text command line protocol in communication devices such as modems, GSM/GPRS modules, and Bluetooth modules. It originated from the command set designed by Hayes for its smart modem in 1981 and later became the de facto industry … Read more

Comprehensive Analysis of Siemens PLC Communication Protocols: How to Choose Between PROFIBUS, PROFINET, and Ethernet?

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Comprehensive Analysis of Siemens PLC Communication Protocols: How to Choose Between PROFIBUS, PROFINET, and Ethernet?

Comprehensive Analysis of Siemens PLC Communication Protocols: How to Choose Between PROFIBUS, PROFINET, and Ethernet? Hello everyone, I am Lao Chen. When it comes to industrial automation, PLC communication is undoubtedly one of the core skills. Especially when using Siemens PLCs, choosing the right communication protocol can save half the effort during on-site debugging. Today, … Read more

EP Lec.9: I2C

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EP Lec.9: I2C

Neuro and Evil fun time pid:126363594 by:Wimo Yes, that’s right, I2C has also been discussed in the Microelectronic System Click here to view the Microelectronic System review: I2C Background Knowledge Parallel Transmission and Serial Transmission Parallel Transmission Transmits multiple bits at once, usually using multiple data lines simultaneously. Serial Transmission Transmits one bit at a … Read more

Communication of S7-1200 PLC

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Communication of S7-1200 PLC

S7-1200 PLC Communication The S7-1200 PLC is a compact controller launched by Siemens, supporting various communication protocols and interfaces, suitable for device interconnection in industrial automation scenarios. 1. Supported Communication Protocols and Interfaces 1. Integrated Interfaces PROFINET (default support) Supports real-time communication (RT) and isochronous mode (IRT), used to connect HMI, drives, remote I/O, and … Read more

In-Depth Analysis of MQTT Protocol: A Lightweight Solution for IoT Communication

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In-Depth Analysis of MQTT Protocol: A Lightweight Solution for IoT Communication

In-Depth Analysis of MQTT Protocol: A Lightweight Solution for IoT Communication Introduction In the rapidly evolving world of the Internet of Things (IoT), efficient and reliable communication between devices has become crucial. MQTT (Message Queuing Telemetry Transport), as a lightweight publish/subscribe protocol, has become the preferred solution for IoT communication. This article will delve into … Read more

EtherCAT Protocol: The Communication Star in Robotics Applications and Its Allure

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EtherCAT Protocol: The Communication Star in Robotics Applications and Its Allure

Click the blue text above to follow us Introduction:The Communication Revolution in the Robotics Industry In the era of Industry 4.0, the intelligence and collaborative capabilities of robots have become core competitive advantages. EtherCAT (Ethernet for Control Automation Technology) has captured 35% of the global industrial robot communication protocol market share (2024 statistics) due to … Read more

PROFIBUS Slave to Modbus Master – ADFWEB Converter – Guangzhou Xinyu IoT

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PROFIBUS Slave to Modbus Master - ADFWEB Converter - Guangzhou Xinyu IoT

PROFIBUS Slave to Modbus Master – ADFWEB Converter–Guangzhou Xinyu IoT www.adfweb.com.cn Zou Wuyi Mobile185-020-77899 Email [email protected] 1、Features: The configurable Profibus slave to serial communication master gateway has the following features: • Baud rate and parity can be changed via software; • Can be installed on a 35mm DIN rail; • Power supply: 8…19V AC or … Read more

Detailed Explanation of MODBUS Protocol 6: A Deep Dive into MODBUS TCP/IP

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Detailed Explanation of MODBUS Protocol 6: A Deep Dive into MODBUS TCP/IP

Click to follow and never lose your way in learning! In the previous chapters, we thoroughly explored the MODBUS protocol in serial communication, from basics to applications, and it was quite an exhilarating journey. However, as times progress and technology advances, serial communication, while classic, is like a horse-drawn carriage that cannot keep up with … Read more

Differences and Applications of SPI, UART, and I2C Communication

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Differences and Applications of SPI, UART, and I2C Communication

1. Comparison of Communication Speeds: SPI, I2C, UART SPI > I2C > UART 1. Synchronous communication > Asynchronous communication; 2. In synchronous communication, a clock line must connect both ends of the transmission; 3. All are serial communication methods, while parallel communication is used for internal storage communication, such as flash; 4. The suitable transmission … Read more