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1 Matrix keyboard Matrix keyboard is also called row-column keyboard. It is a keyboard composed of four I/O lines as row lines and four I/O lines as column lines. A key is set at each intersection of...[Details]

     Previously, Xiaomi Mobile has announced that the Xiaomi Mi 12 Pro will be the first to launch a 120W single-cell solution powered by the Surge P1. Xiaomi CEO Chang Cheng recently revealed that t...[Details]

Lenovo's general manager of mobile business unit revealed on Weibo that the company is working on the third-generation Moto Razr clamshell foldable smartphone. The executive also revealed that the ph...[Details]

　　 1 Introduction 　　 The advantages of DSP (digital signal processing) include processing complex operations, being particularly suitable for digital filtering, voice, video, image processing, comm...[Details]

　　introduction 　　A switching power supply is a power supply that uses modern power electronics technology to control the time ratio of the switching transistor to turn on and off to maintain a stable...[Details]

The concept of intelligent transportation has been around for a long time, but in recent times, AI has become a major topic in the transportation industry. Advances in self-driving cars, smart city...[Details]

1. Hardware circuit The I2C bus is a simple, bidirectional, two-wire synchronous serial bus developed by Philips. As shown below: SDA (serial data line) and SCL (serial clock line) are bo...[Details]

Officials at the Federal Communications Commission (FCC), the agency responsible for spectrum allocation in the United States, reiterated today that 5G does not pose a health threat. The FCC said tha...[Details]

Recently, as an important partner of ST, Airlab was awarded the strategic partner certificate at the STM32 Summit, which represents ST's official recognition of Airlab's OTA (Over-The-Air) in the ...[Details]

MPU6050 is actually an I2C device with many registers (but we only use a few), and we operate this chip by reading and writing registers. So the first question is the I2C communication between STM32 ...[Details]

According to an analysis conducted by the U.S. Department of Energy’s (DOE) National Renewable Energy Laboratory (NREL), closed-loop pumped-storage hydroelectric systems have the lo...[Details]

The following is actually a script in Tcl syntax that uses modelsim commands. Provides 4 commands: sim, re, q, clear. The functions are as follows:         sim: When you first start simulation, c...[Details]

Although the A-share index has not been active in the past two years, there are still many bullish stocks, including many in the inverter industry. Even if many investors don't know what inver...[Details]

MIMO (Multiple Input Multiple Output) technology is an important breakthrough in the next generation of communication technology. Based on Huawei's system simulation research results and actual fie...[Details]

　　Smart environments represent the future of home and building automation. Various sensors, controllers, and actuators are distributed throughout the environment and perform multiple functions. This ...[Details]