Hi guys, I am working on a USB host program. The device I am working on has two configurations: 1. USB flash drive, 2. HID+audio. The default configuration is the USB flash drive function. I want to s...
LM2577 is a typical step-up integrated switching power supply regulator produced by National Semiconductor, which is widely used in the power supply circuits of many electronic products. It has few ex...
I recently encountered a problem when debugging the MSPG2553 development board. Why is the green cursor displayed in the assembly language but not in the C language after the debugger? Can anyone tell...
Source: Author: higughard Release time: 2010-05-18 On April 22, 2010, Haijia Network was invited as a corporate representative to attend the Shanghai Internet of Things Center Industry-University-Rese...
1. Concept Cross-linked cable usually refers to the insulation layer of the cable using cross-linked materials. The most commonly used material is cross-linked polyethylene (XLPE). The cross-linking p...
Please help - -Newbies have not yet come into contact with ARM.I have a Samsung S3C2410 ARM9 board. It's just a development board. It doesn't have anything like a power supply or a data cable. I want ...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[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]