PUMD24

The frequency converter is a device that converts the industrial frequency power supply (50Hz or 60Hz) into AC power supply of various frequencies to achieve variable speed operation of the motor. ...[Details]

Keil build project 1. Enter the main interface 2. Project - Create a new μVision project 3. Select a device. Atmel-AT89C52 4. Create a new blank page and save it in C file format (.c) 5. Do...[Details]

On March 1, Microsoft announced that Dr. Hou Yang will succeed Alain Crozier as Chairman and CEO of Microsoft Greater China, leading Microsoft's strategy, sales and marketing operations in Greater Ch...[Details]

According to DigiTimes, at least seven Apple suppliers have begun shipping BT substrates for upcoming Apple products, including AirPods 3, which are expected to be released later this year. DigiTim...[Details]

Jiwei.com reported on March 9 that Li Xia, deputy to the National People's Congress and director of Guangdong Baihao Law Firm, suggested that the country should support relevant mobile phone manufact...[Details]

With the popularity of 3D printing, the application fields of 3D printing are becoming more and more extensive, and various 3D printing technologies and printing materials have been developed one aft...[Details]

Most of the current valves are mechatronic designs, which can automatically control the valves through the circuit system; the circuit system realizes the control, feedback and adjustment of the va...[Details]

In the field of weather forecasting, achieving a high degree of accuracy often requires real-time collection and analysis of data from various sources. In this regard, ClimaCell, a leading global met...[Details]

On July 3, China's Ministry of Commerce and the General Administration of Customs announced that in order to safeguard national security and interests, it has been decided to implement export con...[Details]

Intel Corp. has notified customers that it will raise prices on most of its microprocessor and peripheral chip products later this year, largely because of rising costs, multiple people familiar with...[Details]

Introduction In some equipment or devices, it is necessary to communicate between relatively rotating parts, such as transmitting video signals, audio signals, control signals, sensor signals, etc....[Details]

With the further popularization of digitalization, the digitalization of experimental equipment is also imperative. This tutorial takes the wireless test system for experiments and teaching as an ex...[Details]

In June this year, AMD officially launched the Ryzen AI 300 series processors. In addition to adopting a new name, it introduced the Zen 5 CPU architecture, RDNA 3.5 GPU architecture and XDNA 2 NPU...[Details]

ASML Holding NV, a chip equipment manufacturer and lithography giant headquartered in the Netherlands, is the world's largest lithography manufacturer. A U.S. court recently ruled in favor of ASML in...[Details]

1. Experimental tasks Use P1.0-P1.3 of AT89S51 microcontroller to connect four light-emitting diodes L1-L4 to indicate the current count data; use P1.4-P1.7 as the input end of preset data, connect...[Details]