M83401-23-K-3090-B-C

Last October, Apple officially released the iPhone 12 series of mobile phones, including four models: iPhone 12 mini, iPhone 12, iPhone 12 Pro and iPhone 12 Pro MAX. As Apple’s first 5G mobile phone,...[Details]

The inverter is a device that converts AC power into AC power with adjustable frequency. It is widely used in industrial automation, power systems and other fields. In practical applications, we of...[Details]

Chapter 1 Introduction Fingerprints refer to the stripes on human fingers. Their formation depends on the environment and genetics during embryonic development. There are almost no two identical fi...[Details]

Read count:476 It's been a while since I started learning 51. I learned it in a very rough way before. I didn't know many of the principles. Today, in class, the teacher said that this LOW microcon...[Details]

       According to foreign media ET Telecom, Google CEO Sundar Pichai said in a virtual meeting with some reporters from the Asia-Pacific region, "We are working with Jio to jointly launch an afford...[Details]

1 Structural principle Normally, a PFC boost converter with a wide input voltage range often loses a lot of output power due to the increase in its switching loss. The use of zero voltage switching (...[Details]

On August 20, the launch meeting for the compilation of the national recommended standard "Electric Vehicle Conductive Charging and Discharging System: Vehicle External Discharge Requirements" was su...[Details]

Hitech High-tech released its 2019 performance report, saying that the company achieved operating income of 801.8788 million yuan, an increase of 55.52% over the same period last year; and achieved n...[Details]

introduction: With the rapid development of electronic technology, computer technology and manufacturing technology, consumer products are showing a trend of optical, mechanical and electrical integr...[Details]

In this paper, a low-power LED driver circuit is designed by using the high-performance offline PWM controller OB2532 . The circuit adopts the primary side feedback method. Compared with the traditio...[Details]

Motion control cards and PLCs are both controllers, which are mainly responsible for motion axis control and input and output signal control in industrial automation systems; PLCs are definitely mo...[Details]

Recently, the Steam Beta version was updated again, adding full support for the PS5 DualSense controller. Steam already supported the controller, but only some basic functions. After the recent upd...[Details]

       On the morning of March 29, the iPhone 13 was just released for 6 months, and the iPhone 14 has not yet been released. There have been some rumors about the iPhone 15 (that is, the phone in 20...[Details]

Also called insulation megohmmeter, it is mainly used to measure the insulation resistance of equipment. There are three terminals on the megohmmeter, one is "line" represented by the letter l, one i...[Details]

First open the MusicEncode software, and then find the simple score of the song you made , for example:   Outside the long pavilion, Beside the ancient road, | 5 35 1 － | 6 16 5 － | (Note: the 1 in t...[Details]