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WWDC2021 will officially kick off at 1 a.m. Beijing time on June 8. Due to the epidemic, the conference will still be held online, and iOS 15 will be officially unveiled at that time. According to th...[Details]

"Parallel" communication: refers to the transmission of 8 bits of data through parallel lines at the same time. This greatly increases the data transmission speed, but the length of the parallel tran...[Details]

　　To popularize LED lamps, it is necessary not only to significantly reduce costs, but also to solve technical problems. Doug Bailey, Vice President of Marketing at Power Integrations, shared his exp...[Details]

1. Experimental tasks As shown in the figure below, there are two common cathode digital tubes connected to the P0 and P2 ports of the AT89S51 microcontroller. The P0 port driver displays the tens di...[Details]

Class D audio amplifiers have been widely used in circuits. They are very different in principle from the familiar Class AB amplifiers in the past. Designers must understand the differences in order t...[Details]

People want to live longer, but they don’t like getting older in the process. This is one of the great paradoxes of the aging process, but life expectancy is rising, and so are the health challenges ...[Details]

Where is the kernel defined in the boot parameter bootcmd=nand read.jffs2 0x30007FC0 kernel; bootm 0x30007FC0, and why can it be directly referenced? Thinking about this problem finally led to the ...[Details]

According to news on December 12, according to Reuters, in order to enhance the competitiveness of its electric vehicles, Toyota may make adjustments to its future electric vehicle plans, which may i...[Details]

O Introduction With the development of power electronics technology, stability, reliability and low EMI have become the most basic requirements for auxiliary power supplies. This artic...[Details]

     Apple today pushed the watchOS 8.3 Developer Preview Beta 3 update (internal version number: 19S5044c) to Apple Watch users. This update was released one week after the last one. 　　Users can d...[Details]

A few days ago, Apple just released the fourth developer beta of iOS 13.3. Recently, foreign media reported that a document from Vietnamese operator Viettel confirmed that iOS 13.3 and watchOS 6.1.1 ...[Details]

Huawei has been a bargaining chip for sanctions by the U.S. Department of Commerce since mid-2019, with supply issues for chips and technology weighing on its Honor brand. The Shenzhen-based company ...[Details]

Test platform: MACHXO640 Programming language: Verilog Random testing: Yes Baud rate: 9600 Bit error rate: 1%oooooo Goal: Implement a simple UART on xo640 that can p...[Details]

I thought Xiaomi had given up on the tablet market because it hadn’t updated its product line in more than two years. The previous model, the Mi Pad 4, was released in June 2018 and sales were not im...[Details]

Industrial Personal Computer (IPC) is a computer system designed specifically for industrial environments, with the characteristics of high reliability, high stability, and high real-time performan...[Details]