Data Transmission

Working Principles, Performance Characteristics, and Application Scenarios of Common Communication Methods RS-232 and RS-485

by
Working Principles, Performance Characteristics, and Application Scenarios of Common Communication Methods RS-232 and RS-485

In the field of industrial communication and device connectivity, RS-232 and RS-485 are two commonly used serial communication standards. Their working principles determine their respective performance characteristics, which in turn affect their applicability in different scenarios. Below, we will explore the differences between the two in terms of transmission speed, anti-interference capability, and communication distance … Read more

Notes on Using Daxia Bluetooth Modules: Part Two

by
Notes on Using Daxia Bluetooth Modules: Part Two

Recently, I have been using Daxia’s Bluetooth modules, which come in two models: BT36 and BT04-E. There are significant differences between these two models in terms of communication.First, let’s talk about the upload (data sent from the Bluetooth module to the host computer) byte count. The BT04-E sends 12 bytes of data each time. For … Read more

Analysis of Requirements for Remote FPGA Update Design

by
Analysis of Requirements for Remote FPGA Update Design

Click the blue text to follow us Follow and star our public account for exciting content delivered daily Source: Online materials The reconfigurability of FPGAs brings high flexibility, so designs/products based on FPGAs often have the need for updates/upgrades later on. However, due to physical constraints, FPGA boards that need updates/upgrades may not be able … Read more

Design and Implementation of a Wireless Communication System Based on the 51 Microcontroller (SPI Protocol)

by
Design and Implementation of a Wireless Communication System Based on the 51 Microcontroller (SPI Protocol)

In a previous article, I introduced the basic knowledge of SPI, see <<SPI>>. This time, I will present a design of a wireless communication system based on the 51 microcontroller, focusing on how to achieve data transmission between the microcontroller and the wireless module through the SPI (Serial Peripheral Interface) protocol. The system uses the … Read more

The ‘Perception Revolution’ Born from War: The Emergence and Evolution of the Internet of Things

by
The 'Perception Revolution' Born from War: The Emergence and Evolution of the Internet of Things

Human exploration of nature has never ceased. From observing celestial phenomena to deciphering the genetic code, each mastery of natural laws injects new possibilities into life. As the internet weaves into a global “information superhighway” and sensors transform into the “digital tentacles” of the world, a seemingly simple idea quietly emerges: what if we allow … Read more

Introduction to the Network World: Exploring the Linux Network Protocol Stack

by
Introduction to the Network World: Exploring the Linux Network Protocol Stack

In this era of data flying everywhere, information is like the stars in the universe, densely packed and countless. So how are these stars connected? What do they rely on? They rely on —network protocols! When it comes to the best partner of network protocols, we must mention the heavyweight of the open-source community —Linux. … Read more

Practical Techniques and Application Examples for PLC and Inverter Communication

by
Practical Techniques and Application Examples for PLC and Inverter Communication

Set the upper and lower limits for the frequency set value, i.e., 0≤D40≥K10000. M8013 is a 1-second pulse cycle. Call the P0 subroutine to execute the CRC verification program for 6 data. Run the control common program. Use the rising edge to trigger the run control assignment program. Forward run control program. Reverse run control … Read more

Complete Technical Analysis of 51 Microcontroller and PC Serial RS-485 Communication: What You Should Know

by
Complete Technical Analysis of 51 Microcontroller and PC Serial RS-485 Communication: What You Should Know

In various fields such as industrial control and smart home systems, communication between devices is a key aspect of achieving system functionality. The RS-485 bus, with its strong anti-interference capability, long transmission distance, and multi-node communication advantages, has become a widely used serial communication standard. The 51 microcontroller, as a classic entry-level microcontroller, can achieve … Read more

World’s First! MIPI A-PHY + HSMT 12.8G Dual-Mode SerDes Unveiled

by
World's First! MIPI A-PHY + HSMT 12.8G Dual-Mode SerDes Unveiled

According to a report by Electronic Enthusiasts (Author: Liang Haobin), at the recent Qualcomm Automotive Technology and Collaboration Summit, Shouchuan Microelectronics launched the world’s first high-bandwidth 12.8Gbps PAM4 dual-mode SerDes compatible with both MIPI A-PHY and HSMT dual protocols, model VL7722X. Source: Electronic Enthusiasts Shouchuan Microelectronics stated that this solution has been successfully validated on … Read more

SPI Bus: Unveiling the Secrets of High-Speed Communication Between Chips

by
SPI Bus: Unveiling the Secrets of High-Speed Communication Between Chips

In the era of rapid development of smart devices, efficient communication between internal chips is crucial. The SPI (Serial Peripheral Interface) bus, with its unique advantages, has become the preferred solution for communication between many chips. Today, let us delve into the world of SPI and explore how it achieves high-speed and stable data exchange … Read more