SSA240-4RYYO

The term "measurement" became a professional term in China in 1953, replacing the ancient "weights and measures". According to the "International Basic Terms of Metrology" jointly formulated by the I...[Details]

Batteries are the energy source of electric vehicles, and the main technical bottleneck of electric vehicle development is the development of battery technology. The study of battery performance i...[Details]

In order to prevent the lithium battery from being damaged by abnormal conditions such as overcharge, over discharge, and overcurrent, a lithium battery protection device is usually used to preve...[Details]

　　0 Preface 　　Due to the complex application environment, vast geographical area and other unfavorable working conditions, the speed control and related parameter monitoring of the switched relucta...[Details]

On February 29, after Huawei Hongmeng was released last year, it is currently the world's first full-scenario distributed operating system that has been released. It is actively laying out its own so...[Details]

This article introduces the working principle of a switch-type mobile phone charger in detail, which is very meaningful for beginners to understand the specific switching power supply circuit and char...[Details]

Abstract: The principle of a single-stage power factor correction circuit is discussed and its experimental results are analyzed. Keywords: single-stage power factor A Low Power Single-st...[Details]

At present, the new coronavirus has entered the "outbreak period", and people across the country are working together to fight the virus. During this special period, the country extended the Spring F...[Details]

Following is a 4 x 25W Quad Audio Amplifier circuit (an amplifier with four inputs and four outputs) based on TDA7381. This amplifier is designed for car audio systems but you can also use this cir...[Details]

The intermediate frequency signal is divided into two channels, sum and difference. The data acquisition system composed of high-speed A/D and DSP needs to collect these two channels of signals res...[Details]

       IT Home learned that the Samsung Galaxy S20 series flagship new phone became the first smartphone to obtain USB Fast Charger certification. 　　According to IT Home, to obtain USB Fast Charge ...[Details]

At present, the diversified functions of consumer electronic products (such as color TVs, stereos, etc.) make the control circuit more complicated. The I2CBUS (Inter ICBUS) bus introduced by Philips ...[Details]

5 types of work Normal mode WGM1 = 0 is similar to the normal mode of 51, with TOV1 overflow interrupt flag, which occurs when MAX (0xFFFF) 1. Use the internal counting clock for ICP capture input ...[Details]

0 Introduction The Digital Information System (DIS) laboratory is a new generation of experimental teaching system for primary and secondary schools. It is the product of the application o...[Details]

Today I will continue to play with the mini2440 development board and figure out the compilation and burning process of U-boot. First of all, here is a premise. The u-boot used here is a ported and...[Details]