Let's talk about your Windows CE products and see what Windows CE products are currently used in the market? Note: indicate the Windows CE version number, product name and brief introduction, salary. ...
Hello everyone, hope you can help me. I use Siemens MC55 for TCP/IP data transmission in GPRS, and use 51 single-chip microcomputer to control it. Now the commands set by TCP/IP are all replied OK, bu...
I used the transplanted UCOS project template. After calling OS_ENTER_CRITICAL(); and entering the critical section, when the serial port issues an interrupt, it still jumps to the serial port interru...
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[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]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[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]
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]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
Cars equipped with xenon headlights are already common on the road. Whether they are standard equipment on high-end cars or embellishments on modified cars, xenon lamps are gradually becoming a sym...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[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]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]