Please help, we bought a batch of 17+ year products. After testing, QC said that the pins were seriously leaking copper and could not be used, so we asked for a return. The supplier said that this was...
[Ask if you don't understand] Use the 89C52 single-chip computer to make an LED light flashing effect, turning on for one second and off for one second. Now I'm stuck on assigning initial values to ti...
In recent years, with the emergence of intelligent products and increasingly fierce competition, many terminal product manufacturers have higher and higher requirements for the indicators of their own...
I started playing with digital electronics and felt that the power supply was not easy to use. I found LM317 and made a power supply module. It is simple and easy to make. If you are interested, you c...
The switching frequency must be set high enough to respond to load transients at the required slew rate. The MOSFET R
DSON
must be low to minimize high-frequency switching losses, and the b...[Details]
WASHINGTON (Reuters) - The U.S. Federal Trade Commission on Thursday objected to Qualcomm's plan to release internal Apple documents in an effort to block enforcement of a ruling in a May antitrust l...[Details]
Universal Serial Bus (USB) is a new interface technology. It is a serial communication standard developed by Intel, Microsoft and other companies to solve the contradiction between the increasing n...[Details]
Ultrasonic waves can be used to effectively detect moving objects in a certain space. It is easy to install and has good detection effects. This article introduces a person detection device designe...[Details]
Recently, NIO announced for the first time its first self-developed chip - the lidar main control chip "Yang Jian" at the 2023 NIO IN Innovation and Technology Day. The chip will be mass-produced in...[Details]
Overview
The most important component in the refrigerator refrigeration system is the compressor. It sucks low-temperature and low-pressure refrigerant gas from the suction pipe, compresses it...[Details]
When you are sitting in the subway train, feeling the convenience and comfort brought by the underground rail train, at this time, in the control center, the "brain" of the subway, a group of people a...[Details]
sim800c+GPS chip is a small design for practice, a little ugly. Attached is the program and the principle PCB diagram. It is my first post, please forgive me if it is not good. Button function: o...[Details]
Wireless Sensor Network WSN (Wireless Sensor Network) is a network composed of sensor nodes that can monitor, sense and collect various information of sensing objects of interest to observers in the ...[Details]
The reference voltage inside the stm8L051 chip has a certain relationship with the power supply voltage This provides a certain reference voltage by measuring the external ADC voltage input when th...[Details]
On February 18, Sony announced that it has developed a new in-vehicle sensor that can measure distance with high accuracy. It is reported that the sensor uses the technology accumulated in the deve...[Details]
Kaiyun Lianchuang (Beijing) Technology Co., Ltd. is committed to providing first-class "semi-physical simulation testing and overall solutions" for national defense industries such as aerospace, weap...[Details]
01. Overview of product standards related to intelligent connected and autonomous vehicles As we all know, the global automotive industry and technology have been showing a trend of accelerating de...[Details]
The interrupt system is the main functional component of the computer or microcontroller. With the interrupt system, the microprocessor can be equipped with the ability to process external asynchrono...[Details]
Castrol joins hands with Beijing Jianheng Certification Center and Zhonghong Science and Technology to launch immersion thermal management energy storage solution
(October 16, 2024, Beijing,...[Details]
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