[i=s]This post was last edited by lehuijie on 2018-6-28 23:28[/i] I received the board two or three days ago. I started writing the review late because I had something to do recently. Thanks to d for ...
iFixit, a well-known foreign disassembly organization, has shared a detailed disassembly of the newly released Apple Watch Series 6 this year. Let's take a look at it together today.Comparison between...
1 Several basic concepts in digital circuit design: 1.1 Setup time and hold time: Setup time refers to the time when data is stable and unchanged before the rising edge of the trigger clock signal arr...
Problem: LPC2000 series MCUs are generally equipped with RTC (Real Time Clock), but after the MCU is powered off, a battery is needed to power the BAT pin of the RTC to ensure that the time can be nor...
[i=s]This post was last edited by dcexpert on 2017-7-30 22:59[/i] Microbit supports automatic reset after downloading a program, but newbit always needs to press the reset button by yourself, which is...
[size=4][color=#ff0000][b]Bidding dynamics: RCSN 1700 core coins[/b][/color][/size] [hr][size=4] This event is supported by [url=https://bbs.eeworld.com.cn/thread-511067-1-1.html]EEWORLD Development B...
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[Details]
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]