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Mobile phone RF design skills [repost] 1. What is RF? Answer: RF stands for Radio frequency, which mainly includes wireless transceivers.2. What are the frequencies of mobile phones in the world today...
[font=微软雅黑][size=3]I just graduated this year and joined my current company in October. When I first came in, within two days, they immediately gave me a project to do, and I was doing it all by mysel...
UART, I2C and SPI are the three most commonly used communication protocols in microcontroller systems. We have already learned about UART and I2C communication protocols. In this lesson, we will learn...
1. Bus Overview
The computer system is centered on the microprocessor. All devices must be connected to the microprocessor and must work in coordination, so the concept of bus is introduced in the mic...
Facebook's controversial project to develop intelligent conversational robots that can communicate in ways that humans cannot understand has been shut down last month because researchers are worried ...[Details]
With the development of computer, network and communication technology, as well as the continuous improvement of multimedia video technology, the third generation of remote network video monitoring...[Details]
From the manufacturing process to all application areas, extremely low power technology has gradually become an indispensable requirement in all designs. Energy-sensitive applications, especially prod...[Details]
In actual applications, although active buzzers are easy to control, their disadvantages are that they are relatively expensive and are easily damaged after being used for a long time in a humid envi...[Details]
China's highway toll collection (
ETC
) system application market is growing. In order to promote the rapid development and maturity of ETC applications, relevant national departments have la...[Details]
Google held the I/O conference in San Francisco on June 27, US time. It is worth noting that the number of devices equipped with the Android operating system has tripled in one year. At this time last...[Details]
8031/8051/8751 are early products of Intel.
1. Characteristics of 8031
The 8031 chip does not have a program memory ROM. When using it, the user needs an external program memory and a logic cir...[Details]
March 13, 2024 — In a major breakthrough, OpenAI spinoff Covariant announced the success of building a new artificial intelligence model that enables
robots
to learn to perform a variety of...[Details]
The concept of interruption The interruption diagram is shown in Figure 1, and three points are explained below. 1. When the CPU is processing an event A, another event B occurs, requesting the CPU...[Details]
I2C is a multi-directional control bus designed by PHILIPS in the early 1980s. This bus can be used to achieve functions such as arbitration and high- and low-speed device synchronization required by...[Details]
February 8, 2022 - Saudi Basic Industries Corporation (SABIC) recently released its fourth quarter 2021 financial report. The company's total sales this quarter reached 51.28 billion riyals (US$13.67...[Details]
According to news on October 24, Qualcomm will hold the Snapdragon Summit at 3 a.m. tomorrow. In addition to releasing the Snapdragon 8 Gen 3 processor, it will also launch Snapdragon Seamless, whic...[Details]
In the early 90s, when my friends and I founded BDTI , " DSP " started to become a popular acronym. DSP means two different things: digital signal processing and digital signal processor. You c...[Details]
Experiment name: DC motor experimental wiring instructions: Experimental phenomenon: After downloading the program, the DC motor stops after rotating for 5 seconds . Note: Connect the two wires of th...[Details]
Auto-coupling step-down starting and soft starting are two common motor starting methods. They each have their own advantages and disadvantages and are suitable for different application scenarios....[Details]