After I successfully made it, I deleted some unnecessary hardware. It is suitable for beginners like me to make it yourself. [img]http://www.ouravr.com/bbs/bbs_upload88916/files_8/armok01173268.jpg[/i...
Some of them are divided into several parts. I would like to remind you that you must download all the parts before decompressing them, otherwise you will not be able to decompress them. Remember this...
Hi everyone, I want to put all the programs on SDRAM recently. So before IAR jlink downloads the programs to SDRAM, I need to initialize SDRAM first. Actually, it is to use an initialization mac scrip...
The board I use is s3c2410, a product of Beijing Hengfeng Ruike, which provides a bsp package. I used pb5.0 to make a wince5.0 image file, with 0 errors and 451 warnings. However, after burning it int...
First send a high level of 30ms, then send a pulse wave with a period of 15ms, the duty cycle is 2/3, assuming the clock is 1kHz. This has troubled me for a long time, I hope you can give me some advi...
Previously, I found a super small PIC development software on the Internet. It can be compiled and simulated, and the status of each port and register can be seen. Because it was deleted when the comp...
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Abstract
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RFID technology will be ubiquitous in the future, and there is no doubt about it, because it brings convenience and timeliness to people, which means efficiency and...[Details]
As a single-host multi-slave bus system, the number of slave devices that can be connected to a 1-Wire bus is almost unlimited. In order to avoid logical conflicts, the 1-Wire bus interfaces of all...[Details]
1 Introduction
In the current test field, the correlation detection method is increasingly widely used for filtering. Correlation filtering can easily separate a signal of a specific frequency...[Details]
Chapter 1 Proposal
Endless salespeople interrupt your normal work schedule;
Employees leave their work stations without permission during working hours;
Unauthorized persons ente...[Details]
1 Introduction
In recent years, with the rapid growth of mobile phones and MP4 video players, it is estimated that the production of mobile phones this year will reach 1 billion units, and...[Details]
Complex circuits and 3D EM simulation tools have reached a point where complex system-level behavior can be simulated before fabrication. Performing EM simulations simultaneously with circuit simul...[Details]
1. What is fading?
In terms of scope, fading can be roughly divided into three types: large area fading, small area fading and indoor fading. As shown in Figure 1, large area fading refers t...[Details]
A financial analyst pointed out that the signal reception problems of Apple's 3G iPhone may be caused by some defective chips.
Richard Windsor, an analyst at Nomura Securities, said in a resea...[Details]
With a 31-step dimming range, existing LED drivers offer good dimming capabilities, providing smooth backlight boosting or dimming effects for LCD displays. However, when the end application involv...[Details]
The growing global interest in green power has added new variables to the design of power supplies and power adapters. Designers must not only traditionally consider the design specifications requi...[Details]
Femtocell is similar to Home Node B, a small, low-cost cellular access point used to improve network coverage in personal residences and small business buildings. Usually, it is directly connected ...[Details]
In electronically controlled gasoline injection engines, the oxygen sensor used for closed-loop control of the fuel system is an important electronic component that monitors the oxygen content in t...[Details]
The relationship between time and frequency
There is no conceptual difficulty in understanding what happens when a steady-state DC signal is applied to a voltmeter. However, if the signal ...[Details]
introduction
In simple single-chip microcomputer application systems, the foreground/background system is widely used. The application is an infinite loop, in which the corresponding funct...[Details]
1 Introduction
With the development of information industry and microelectronics technology, the functions of embedded systems are becoming more powerful and the structures are becoming mo...[Details]
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