Valentine's Day 2009 is approaching with brisk steps under the enthusiastic urging of lovers. As Valentine's Day 2009 is approaching, you may be worried about choosing a sweet Valentine's Day gift? It...
I am new to zigbee. I am using a zigduino development board with an MCU model of Atmel's Atmega128RFA1. I want to port the zigbee protocol stack to it, but I don't know where to start. I have read the...
The P10_16X32LED dot matrix schematic diagram, which is currently hot on the market, is exclusively released! Due to confidentiality, the manufacturer does not provide the schematic diagram and source...
Whether it is LED, fluorescent lamp or incandescent lamp, we need to understand one of the important parameters - power factor (PFC). Let's learn what power factor is. 1. Power factor Power factor rep...
[b][url=http://www.deyisupport.com/blog/b/behindthewheel/archive/2015/05/18/51962.aspx][font=微软雅黑][size=3]A large wave of car head-up displays is approaching[/size][/font][/url][/b] [font=微软雅黑][size=3...
I am a novice who has just started my internship. I need to learn to use the SPI protocol to develop wifi. In fact, the code is already written by others. Unfortunately, I have never learned anything ...
As medical equipment develops towards intelligence, miniaturization, serialization, digitization, and multi-functions, the logic control devices in medical equipment have also evolved from medium- a...[Details]
The U.S. Food and Drug Administration (FDA) points out that home health care is the fastest growing area in the medical device industry. Driven by the increase in average life expectancy, the increasi...[Details]
Magnetic resonance imaging (MRI) systems can take high-resolution cross-sectional perspective images of the human body, providing very useful information for medical diagnosis. The radio frequency pro...[Details]
Ultrasound systems are among the most sophisticated and complex signal processing instruments in widespread use today. Like any complex instrument, there are many trade-offs to be made in implement...[Details]
As the whole equipment is becoming increasingly miniaturized and power-saving, low-dropout linear regulators (LDOs) with low power consumption are becoming the mainstream in the market for linear regu...[Details]
Lithium-ion batteries have a high energy-to-weight and energy-to-volume ratio, no memory effect, can be recharged many times, have a long service life, and are becoming increasingly cheaper. A good...[Details]
Many MEMS devices, such as accelerometers and mechanical resonance devices, require a vacuum environment to realize their designed functions. However, verifying whether the package cavity has reach...[Details]
In order to meet the requirements of video systems, industrial and medical display and video transmission applications such as eliminating the limitation of long connection cables, increasing data ...[Details]
With the continuous emergence of new technologies and the increasing complexity of DSP real-time systems, there are more and more different types of external devices. Writing drivers for these exte...[Details]
Abstract:
This paper
introduces a data acquisition system based on USB and DSP, which takes advantage of the high-speed transmission characteristics of USB2.0. The overall structure of the ...[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]
Abstract: CC2420 is a 2.4GHz RF chip introduced by Chipcon that complies with the IEEE 802.15.4 specification. It is used to develop ZigBee devices and products for PAN networks such as industrial ...[Details]
Preface
In the application of PLL, DLL and CDR circuits, people generally require the output clock signal to have a 50% duty cycle so that data can be sampled at both the rising and fallin...[Details]
1 Introduction
Bandgap reference sources are widely used in various integrated circuits. With the increasing development of modern integrated circuits, bandgap reference sources play ...[Details]