In recent years, LED as a new energy-saving light source has won high investment enthusiasm and great attention in the world and China, and has penetrated from outdoor to indoor lighting application m...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:19[/i]1. Task Measure the superposition signal of two sinusoidal signals, where x1 is the main signal with an amplitude of V(bias is 0V), fre...
I posted this thread after reading the following thread. [url]https://bbs.eeworld.com.cn/forum.php?mod=viewthread&tid=311494&highlight=%C7%B3%CC%B8[/url] It explains the time slice polling method very...
[i=s]This post was last edited by wgsxsm on 2015-11-15 22:47[/i] Continued from the previous post: [url=https://bbs.eeworld.com.cn/thread-476175-1-1.html]https://bbs.eeworld.com.cn/thread-476175-1-1.h...
Today I used a fire detection module to connect to the internal AD of F149. I used 3.3V to power the flame sensor module. When the output pin was suspended, I measured that the output pin was changing...
Solder Mask is the solder mask layer, which is required for all pads that need to be soldered and copper foil.The paste mask is the SMD steel mesh layer for the pads that need to be reflowed. The refl...
In the early 1990s, portable phones were all the rage. With the rapid development of electronic technology, today's mobile phones can not only send emails and text messages, but also take photos, ch...[Details]
The radio frequency identification (RFID) market is experiencing strong growth, with sales reaching $1.7 billion in 2004 and expected to reach $5.9 billion in 2008. This surge in demand is driven b...[Details]
Introduction
The market for wireless telemetry products is developing rapidly. Recently, the industry has also set off a revolution in wireless applications. Wireless telemetry technol...[Details]
Engineers who are new to wireless design and wireless product development need to master the basics of
RF measurement
. In many cases, this process is to enable engineers who have been engag...[Details]
Semiconductor devices used in high-end computing (advanced microprocessors) and consumer electronics (graphics and gaming chipsets) devices generally provide data rates up to 6.4Gbps through hig...[Details]
Preface
In recent years, many compact portable electronic products have been developed, such as mobile phones, digital cameras, MP3, MP4, PDA, GPS and DVD, etc. They are not only small in size...[Details]
Power Integrations (PI) has introduced three charger/adapter reference designs using its new LinkSwitch-II series of AC-DC switching power conversion ICs. The new LinkSwitch-II devices use high-pre...[Details]
Abstract:
An amplifier solution for ceramic speaker systems is presented.
Keywords:
audio; ceramic speaker; amplifier; Class G
Today's portable devices require smaller, thinne...[Details]
With the rapid development of my country's power industry, the power system has higher requirements for the collection of power generation, transmission, distribution and consumption. As a prerequis...[Details]
The difference between CCD and CMOS sensors Mr.OH! briefly introduced CCD and CMOS in the second lecture, but for most students, what they see is a combination of integrated chips! The detailed int...[Details]
Mesh network architecture and advantages
The Internet is a flat network. The routers that make up the Internet are on the same plane. The mesh network formed by multiple paths between ...[Details]
From a broad perspective, the development of digital television in my country started in 1995 with a special project on digital television science and technology. In 1998, China's first and the wo...[Details]
0 Introduction
Electric vehicles are high-tech products that integrate computer technology, communication technology, electronic technology, and new material technology. They have a complex ...[Details]
1 Introduction
Many test systems require real-time data acquisition while continuously moving. If the test process is discontinuous, or the test position is in front and the acquisition is...[Details]
0 Introduction
μClinux is an operating system for embedded control. It inherits most of the features of the Linux kernel and is designed for embedded microprocessors without a memory manag...[Details]