26L68

Preface   The spectrum analyzer, also known as the "RF multimeter", is a widely used basic RF and microwave measuring instrument. It is often used to measure harmonics and spurious measurements of am...[Details]

It turns out that environment variables are stored in nor flash. The second partition of the previous mtdparts partition is params. Now modify the environment variables to nand,  Search default e...[Details]

It receives the feed speed and displacement command signals from the CNC system, and the servo drive circuit performs certain conversion and power amplification. Through the servo drive device and ...[Details]

On the evening of February 28, Xingyuan Materials disclosed its annual report. The company achieved operating income of 1,860,537,490.88 yuan in 2021, a year-on-year increase of 92.48%; net profit at...[Details]

This article takes the radiation emission test as an example, and discusses in detail the impact of spectrum analyzer on EMI test speed based on the analysis of the test process. Choosing a suitable s...[Details]

According to Jiwei.com, we have disassembled the Huawei Enjoy Z 5G. Next, we will analyze what is special about this phone from the perspective of components. Huawei Enjoy Z 5G configuration at a gla...[Details]

The current global automotive industry is undergoing a massive electrification wave, and the sales of electric vehicles are growing at a rapid pace. However, the frequent occurrence of electric vehic...[Details]

Recently, subsidies for new energy vehicles have once again become a hot topic in the industry.   In the process of promoting new energy vehicles in my country, various support policies, especially s...[Details]

From linear to digital power supplies, we have a wide range of design choices. This article briefly introduces some of the alternatives facing designers and the problems that arise. Key Points The po...[Details]

TIM1 16-bit advanced control timer The advanced control timer has different uses: 1. Basic timing. 2. Measure the pulse width of the input signal (input capture) 3. Generate output waveforms (ou...[Details]

Some netizens asked about the method to solve the problem of output loss of control during power-on transient in MCU application system. Here is the answer: Question: How to solve the problem of r...[Details]

I talked about uboot before, its task is to start the kernel; The kernel's job is to start applications; The application will definitely involve many file operations, such as reading and writing ...[Details]

Preface: More than a decade ago, companies such as Texas Instruments and Microchip have already mixed digital components into traditional analog power supply designs. Today's information products r...[Details]

1. The difference between the neutral wire and the ground wire The neutral wire is grounded at the power supply end (power plant, substation, transformer), or repeatedly grounded before entering the...[Details]

Soft start and star-delta start are two common motor starting methods. They have certain differences in starting current, starting torque, starting time, etc. Soft Start Soft st...[Details]