I have a new 5402 board. I can enter CCS when connected to a USB emulator, but I can't download. When I download, it reports an error saying that the connection with the emulator is disconnected. I ca...
I saw an activity on Sohu, saying that as long as you say that you have passed on the idea of LePhone, you can get a LePhone to try, and the LePhone will belong to you~ But the conditions for winning ...
1. Serial port programming general block diagramMini2440 serial port communication (UART0)二、分步介绍
#define GPHCON(*(volatile unsigned long *)0x56000070)
#define ULCON0(*(volatile unsigned long *)0x50000...
[align=center][b]Author: Teacher Zhang from Wuhan Huaqian Teaching Department[/b][/align] The following is a summary of several common misunderstandings among students during teaching, and I would lik...
Designers today have chosen FPGAs as their preferred solution in many different areas. These FPGA devices have long since moved beyond their original use as prototyping tools and are increasingly bein...
[i=s] This post was last edited by dontium on 2015-1-23 11:17 [/i] [color=#000][backcolor=rgb(237, 235, 235)][font=微软雅黑][size=18px][b]250 kinds of power amplifier circuits complete collection [/b][/si...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[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]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[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]
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]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[Details]
Portable power applications are broad and varied. Products range from wireless sensor nodes with average power consumption of only a few microwatts to in-vehicle medical or data acquisition systems...[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]