if(Bianxing[0]>0) Bianxing[0]--; There are two sentences in the program. The array Bianxing[6] is long int. When debugging, I found that if Bianxing[0]=1, it will become 0XBF80000 after decrementing. ...
There is a question I have always wanted to ask. In a circuit board, if I have already filtered the wave at the power supply and processed it, can I add a few less capacitors at the MCU? For example, ...
Design for testability (DFT) is the least valued of all the electronic design automation (EDA) tools on the market, even though improving the testability of chips during the design phase will signific...
The beginning of each year is the time when major manufacturers release new mobile phones, and Lenovo is no exception. Recently, Lenovo's new gaming phone Savior Y90 was officially unveiled o...[Details]
In terms of the cost of LED backlight and traditional CCFL backlight, now that LED backlight technology has become mainstream, it has been recognized by consumers for its advantages such as no merc...[Details]
The vector network analyzer is a very magical measuring instrument. Its functions are very powerful and worth exploring. Today, Antai test engineers will give a brief introduction to the Smith chart ...[Details]
1 Problem Statement
In order to meet the needs of live-fire shooting training at the shooting range, several remote-controlled target vehicles have been developed at home and abroad. In re...[Details]
What are the causes of noise?
The best way to eliminate noise often depends on the source of the noise and the specific situation. Here are some common ways to reduce or eliminate noise:
...[Details]
Positioning is an important supporting technology for wireless sensor networks (WSN) and has a wide range of applications. ZigBee technology is a short-range, low-power, low-data-rate, low-cost two...[Details]
The structure of the FIR filter is mainly non-recursive and has no feedback from the output to the input. And the FIR filter can easily obtain strict linear phase characteristics and avoid phase di...[Details]
Last week I wrote an article about the design development of China's independent automobile brands, "From Geely ICON to Changan UNI-T, independent brands are changing from followers to leaders." We a...[Details]
In the development of electronic equipment, the efficiency of power supply has become an important theme year by year. In addition, not only Japan, which is facing the problem of power energy, but al...[Details]
Apple today released iOS 15.5 and iPadOS 15.5, the fifth major update to its iOS and iPadOS 15 operating systems. The updates to iOS 15.5 and iPadOS 15.5 are available for download now, and all eli...[Details]
Foreign media reported that although the September press conference just ended, Apple is likely to hold a press conference in October to release a new 16-inch MacBook Pro, iPad Pro and Apple TV, as w...[Details]
**meBase base class**
First, let's look at the time.h file, which defines a class called TimeBase. The comment says that TimeBase is a base class that defines two member variables uint32...[Details]
Note1: About cold start download and reset of STC51 There is a program that is fixed in the STC51 microcontroller when it leaves the factory. The function of this program is to detect whether the s...[Details]
On March 9, Zhongji Xuchuan stated on the Interactive Yi platform that the company's current chip supply is normal and it has made sufficient reserves to ensure the delivery of orders. According to i...[Details]
ROHM, a world-renowned semiconductor manufacturer headquartered in Kyoto, Japan, will participate in the world's leading trade fair and conference for electronic components, systems, applications a...[Details]
stm32/stm8
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