Recently, a friend asked me to recommend an entry-level oscilloscope. I found these four machines with similar parameters: Puyuan DS1000Z, Dingyang SDS1000X-E, Tektronix TBS2000, and Goodwill GDS1000B...
Cache miss categories:
Distinguishing the types of misses and the causes of misses can help you choose appropriate measures to reduce or avoid misses. There are three common types of misses.
1. Confli...
1. Function of signal filter: Differences and similarities with power filter: 2. Impedance calculation of LC series and parallel circuits, amplitude-frequency relationship and phase-frequency relation...
I don't know what I deleted recently, gitee suddenly stopped working, and when I upload the code, the following error message always appears:git@gitee.com: Permission denied (publickey). fatal: Could ...
Xiaomi recently announced that the Mijia Projector Youth Edition 2 will start crowdfunding at 10 am on September 2. The projector is the successor to the Mijia Projector Youth Edition, which was firs...[Details]
Recently, I have been studying wireless projects, and the focus is on wireless transceiver chips. If I can send and receive data normally, the big problem of wireless projects will be solved. So I st...[Details]
1. How to choose crystal in PIC microcontroller oscillation circuit For a high-reliability system design, the choice of crystal is very important. This is especially true for systems designed with sl...[Details]
After writing yesterday's article (I prefer to call this series of essays), it still triggered a lot of discussion. I think whether a car sells well or not depends first on its positioning, and the...[Details]
A charger
is a device that provides energy for a storage device and is widely used in
common digital products such as
mobile phones
, cameras, MP3, MP4, etc. Most products on the mark...[Details]
The optimal process conditions for molten salt electrochemical tantalum anodization are: reaction temperature 480℃～500℃, current density 0.3～0.4 A/dm2, and reaction time about 4 h. The molten salt...[Details]
At present, more and more LED lamps have replaced traditional lighting lamps and are used in lighting display, advertising lighting, underwater lighting, architectural lighting, street lights a...[Details]
Since 2010, advanced countries such as Europe, the United States, and Japan have successively implemented laws to ban incandescent bulbs. The reason for the laws is to restrict low-luminous
e...[Details]
TDK is a leading provider of magnetic sensor solutions and is committed to continuously expanding its product portfolio in areas such as automotive electrification, renewable energy and industria...[Details]
1. Hardware Introduction:
(Using 5050LED 2W) The RGB three-color LED control pins are P1.2, P1.1, and P1.0 of the single-chip microcomputer. The positive pole of the LED is connected to the ...[Details]
Jiwei.com reported on March 9 that according to research by TrendForce, due to other smartphone brands seizing the market share released by Huawei and the hot sales of Apple's new phones, the first q...[Details]
Industrial Ethernet, fieldbus, and industrial wireless are the three major mainstream technologies in the field of industrial communications. Integrating fieldbus, Ethernet, embedded technology, an...[Details]
According to the latest data from data research firm Counterpoint Research, Apple continues to dominate the global true wireless headset market, and Apple's wireless headset shipments are expected to...[Details]
On April 27, Saiwei Semiconductor released its Q1 performance report, stating that the company achieved operating income of 199 million yuan, a year-on-year increase of 23.96%; the net profit attribu...[Details]
The display of characters and graphics is often used in various intelligent devices or systems, such as the LCD screen for the function menu prompt of human-computer dialogue, or the large LED adverti...[Details]
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