MS27473P12A4SB

1 Introduction Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]

1 What is an LED floodlight? LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]

1 Development of LED Film and Television Lighting 1.1 The significance of developing film and television lighting Lighting power consumption accounts for a large proportion of the total p...[Details]

introduction At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]

The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]

Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]

Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]

1 Introduction Fieldbus is a serial, digital, multi-point communication data bus between field equipment/instruments installed in the production process area and automatic control devices/syst...[Details]

Today, fleet management innovation has made great progress. Whether trucks, buses, taxis or other means of transportation, wireless satellite positioning systems are used to enable dispatchers to u...[Details]

"Multimeter" is the abbreviation of multimeter, which is an indispensable tool in our electronic production. The advantages of multimeter are that it has many uses, a wide range, an...[Details]

0 Introduction In microwave, radar, radio and television, and communication systems, the problem of coupling RF power is often encountered. A directional coupler is a directional power divide...[Details]

Since the emergence of electronic system noise reduction technology in the mid-1970s, the Federal Communications Commission of the United States in 1990 and the European Union in 1992 proposed regu...[Details]

When programming in C and assembly, there are interface issues between variables and functions in C and assembly. Variables defined in a C program are put into the .bss area after being compile...[Details]

In the 1980s, DCS (digital distributed control system) began to enter the field of power plant automation control. Since its positive effects on production safety and economic benefits are unmatche...[Details]

1. Interrupt number 2. The use of interrupt and using in C51 interrupt The basic structure of the 8051 series MCU includes: 32 I/O ports (4 groups of 8-bit ports); two 16-bit timer ...[Details]