When the PC communicates with the PLC via the MODBUS protocol, the mapping table given is as follows: H0000 P area H1000 M area H2000 L area H3000 K area Now I have trouble reading and writing an M190...
The current module is the communication between PDA and MCU. 1. The code compiled under EVC4 has no problem in simulating communication through PC2003. The sending and receiving data are normal. But w...
In modern life, mobile phones have gradually become an indispensable part of people's lives. However, this thing may be out of power at any time! ! How can it be out of power at a critical moment! Now...
The board is powered by a button battery, which is 3V. TVS is used to prevent electrostatic breakdown. Under the condition of 1A test, the clamping voltage is 7V. Some people suggest using a TVS with ...
This paper introduces the hardware structure and design principle of a unit attendance system based on a new type of automatic identification chip iButtonTM, and gives the working process of the syste...
[i=s]This post was last edited by yang_alex on 2015-3-15 10:34[/i] The most common scenarios for GPIO in applications are lighting (LED) and pressing keys (SW). Other applications are very similar to ...
In recent years, with the increasing demand for manufacturing and automated production management, industrial barcode scanners have gradually become an indispensable part of the industrial manufact...[Details]
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
1. Introduction
Electronic scales are gradually replacing traditional measuring tools like springs and balances in everyday life, such as electronic price computing scales and electronic weigh...[Details]
Common Mode Semiconductor has officially released its latest generation of power management ICs—the GM6506 series. This fully integrated high-frequency synchronous rectification step-down p...[Details]
Recently, South Korean robotics giant WIRobotics launched its first general-purpose humanoid robot, ALLEX, at the Robotics Innovation Center (RIH) at the Korea University of Science and Technology....[Details]
With the rapid development of electric vehicles in my country, people are beginning to pay attention to the issue of radiation from electric vehicles. We all know that mobile phones emit radiation,...[Details]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[Details]
According to Nikkei, Japan has performed poorly in responding to China's power semiconductor challenges.
There are five major companies in Japan's power chip market: Mitsubishi Electric,...[Details]
Preface
Low-voltage motors are widely used in nonferrous metallurgical plants. Their abnormal operation not only impacts normal production but can also threaten human life. Therefore, providin...[Details]
For today's new energy vehicles, they have different configurations from fuel vehicles, and some configurations have also become a selling point for manufacturers. Compared with traditional vehicle...[Details]
Definitions of VR
, AR, and MR:
What is Virtual Reality?
Virtual Reality (VR), also known as "spiritual realm" or "illusion," is a high-tech technology that has emerged in recent ye...[Details]
introduction
In today's busy society, people experience chronic high stress, which in turn poses a significant threat to our health. Therefore, effectively relieving stress has become a pr...[Details]
0 Introduction
DVI (Digital Visual Interface) is a hot topic in current digital display research and application. Video processing technologies for DVI output not only address issues such as h...[Details]
The drive shaft is the shaft in a universal joint that transmits power. As a high-speed, low-support rotating body, its dynamic balance is crucial. Generally, drive shafts undergo dynamic balancing...[Details]