In WinCE5.0 environment, the recorder and media player are both normal, but when recording first and then playing music with media player, there is no sound from media player. When playing music with ...
Modern Operating Systems (3rd Edition)[/color][/url] [url=http://www.douban.com/subject/3017583/][color=#800080]Modern Operating Systems (3rd Edition)[/color][/url] [url=http://www.douban.com/subject/...
Nowadays, the Internet of Vehicles industry has entered its second three-year period. Although many companies, including large automakers such as Mercedes-Benz, have drawn a beautiful blueprint for th...
Last post: [2022 Digi-Key Innovation Design Competition] ADUCM360 Belated Lighting
Although I had a bad experience, I have to say that this chip has really good AD performance.
Chip official website i...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:07 [/i] Does the PWM wave need to be isolated after driving the MOSFET after passing through the driver chip? Please help me...
F320 Development Evaluation Board User Manual 1. Introduction to the functions of BT F320 Development Evaluation Board · ... Development and Evaluation Board Schematic Diagram· ...Product Introduction...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[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]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[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 Guangzho...[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]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
It should be understood as follows: DC-DC means direct current to direct current (conversion of different DC power values). Anything that meets this definition can be called a DC-DC converter, incl...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]