When receiving string data returned by PLC, how does the VB MSCOMM control judge whether the string data has been received and then process it? According to the communication protocol, each PLC has a ...
[i=s] This post was last edited by supermiao123 on 2016-11-18 11:00 [/i] You all know what this title means. :lol Actually, I became familiar with NI when I participated in the Freescale Smart Car (no...
Hello old hands, I am a novice. Today I was bored and took apart a broken mini electronic scale. According to my understanding, this is a heavy sensor. I don’t know if this is correct, old hands.
The ...
Recommend a 2A synchronous DC-DC step-down converter that provides class-leading EMI performance across a wide range of input and output voltages. These devices are ideal for a wide range of product a...
Hello everyone! I use VC33 to make a data acquisition board. Its processing flow is that after the DSP filters the collected data, it reads and writes data with the microcontroller through the dual-po...
#include
#define F_CPU 8000000UL #include
double a=500; int main(void) { _delay_ms(a); while (1) { } } This program fails to compile using Atmel Studio 7.0, and reports the error __builtin_avr_delay_c...
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]
Based on the commutation technology, thyristor rectifiers are classified into two main types. Line-commutated and force-commutated inverters are commonly used, while other commutated inverters, nam...[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]
A human-machine interface (HMI) refers to the platform used by people to operate a PLC. This platform provides an interface between programs and humans, serving as a medium for information transmis...[Details]
Chinese characters are extensive and profound, and there are many different names for ESD tubes. How many of them do you know?
As far as I know, ESD diodes are currently known as ESD p...[Details]
As the power density of modern electronic systems continues to increase, effective thermal management has become critical to ensuring system performance, reliability, and longevity—especially in hi...[Details]
Charge your electric car for just six minutes and you'll get 1,000 kilometers! This isn't just a scene from a science fiction film, but a reality made possible by Guoxuan High-Tech's Jinshi solid-s...[Details]
Fast charging is a method and means of quickly replenishing a vehicle's power. It is the core and most important part of electric vehicles. Speaking of fast charging, everyone is familiar with it. ...[Details]
introduction
Commercial air conditioner PCBs involve both high-voltage and low-voltage power. The power supply for commercial air conditioners often passes through the controller. This forces ...[Details]
China's tightening control over rare earth elements (REEs) is reshaping global supply chains and triggering ripple effects across high-tech industries, according to a detailed analysis released by ...[Details]
Recently, a research team from Shandong University and Huawei Technologies Co., Ltd. achieved a significant breakthrough in the field of power semiconductors. Using fluorine-ion implantation termin...[Details]
On August 18, John Krafcik, former CEO of Google's Waymo, recently questioned Tesla's Robotaxi service. He said: "Please notify me when Tesla launches Robotaxi. I'm still waiting. If there are empl...[Details]
On August 18, Indian officials announced on August 12 local time that they had approved four more semiconductor projects under the framework of the Indian Semiconductor Mission (ISM), bringing the ...[Details]
On August 10th, Ni Guangnan, an academician of the Chinese Academy of Engineering,
stated at the
2025 World
Robotics
Conference that
artificial intelligence
is currently
leading profo...[Details]
Lithium-ion batteries used in electric vehicles are known to slow down the chemical reaction of the electrolyte in low temperatures. Winter driving for pure electric vehicles has become a source of...[Details]