[font=微软雅黑][/font] [font=微软雅黑] [/font] [font=微软雅黑][/font] [font=微软雅黑] [/font] [font=微软雅黑] On April 9, Xiaomi held its 9th anniversary employee celebration in Beijing. Lei Jun mentioned in his speech t...
[i=s] This post was last edited by Qiangzi00001 on 2014-11-26 01:40 [/i] [align=left][font=宋体] Today I would like to discuss with you the clock system of STM32L053R8. I read the reference manual of th...
When using the AT Command function on a mobile phone, what are the requirements for the time interval between each AT command? Because I often encounter the problem of the router freezing when using t...
I have read a lot of information online, but I don't know what the development process of UCD3138 is. Can I use it by connecting it to the development board and using the GUI configuration directly, o...
I was bored recently and picked up the LCD screen electronic clock made by segment code a few months ago. The previous clock was not very accurate. The error could reach one minute in one night. Due t...
When evaluating a portable electronic device, what aspects should be considered? You may answer without hesitation: "Performance and energy consumption." However, NXP has begun to pay special attentio...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[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]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]