I plan to use jrtplib3.7 on ARM9 and Linux2.4 as an embedded video service. I can use arm-linux-cross-compile jrtplib without any problems. I wrote the programs for the receiver and the transmitter, c...
[color=#000][backcolor=rgb(232, 232, 232)][size=15px] The problem is this, taking channel 1 of timer 1 as an example, first consider complementary PWM without dead zone, assuming that PWM mode 1 is us...
[font=微软雅黑][size=3]The ultra-high voltage BCM is a high-efficiency fixed ratio converter with K=1/16 that can achieve 400 - 700V input and generate an unregulated SELV DC output. The first batch of pr...
9261 boots from dataflash and copies the program to SDRAM for running. Without mapping, if an interrupt comes, how does the program jump? Does it jump to the SRAM entry, SDRAM entry, or 0X0 entry? If ...
As the title says, during the application process, because the power consumption of wifi is too high, I want to turn off wifi when not in use. Then turn it on when needed. The problem now is that if t...
[i=s] This post was last edited by lx2233456 on 2015-12-30 14:32 [/i] [size=12px][color=#ff0000] The project has been packaged and the QQ number has been deleted. Thank you for the help of the forum f...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[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]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[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]
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]
1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[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]
With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the ris...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
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