前提是我拿别人的交叉编译工具.
root@localhost u-boot-1.1.6]# export PATH=/ning/2.95.3/bin:$PATH[root@localhost u-boot-1.1.6]# make B2_configConfiguring for B2 board...[root@localhost u-boot-1.1.6]# makefor dir in to...
An experience, a lesson. Let's take a look. I have been debugging AVR microcontroller circuit boards these days and found a strange phenomenon: the matrix keyboards on more than half of the boards can...
I use pwm to read the sine wave table, but the output is just the duty cycle changing, not the sine wave. Is there something missing? Can an expert give me some advice? Thanks!...
[align=left][color=rgb(0, 0, 0)][backcolor=rgb(255, 255, 255)][font=微软雅黑][size=14px][size=4]As the title says, cortex-A8 platform, kernel version: linux 2.6.37[/size][/size][/font][/backcolor][/color]...
Share it with everyone:[if gte mso 9]>Normal07.8 磅02falsefalsefalseMicrosoftInternetExplorer4Before talking about accuracy, we must first talk about resolution. Recently, there have been hot posts dis...
Which type of pressure sensor should I choose? The weighing range I want is 0 to 2000 grams or 3000 grams. I hope you can give me some advice! I hope it is a voltage output type sensor so that I can d...
From being a global leader to losing the market, Korean battery manufacturers have always wanted to regain the lost market and dignity, but facing Chinese battery manufacturers represented by CAT...[Details]
Long ago, the lifespan of cars in my country was 15 years. Once a car reached 15 years old, it was forced to be scrapped. However, the policy was later changed. As long as the car does not exceed 6...[Details]
In recent years, the government has increasingly supported electric vehicles, and the number of electric vehicles has increased. Observant drivers will notice that there are many more green license...[Details]
Logic analyzers are widely used tools in digital design verification and debugging. They can verify the proper functioning of digital circuits and help users identify and troubleshoot faults. They ...[Details]
According to foreign media reports, researchers at the University of Surrey have developed an artificial intelligence system that can accurately locate the location of equipment in densely populate...[Details]
On August 21st, Zhiyuan Robotics revealed at its first partner conference that it expects shipments to reach thousands of units this year and tens of thousands next year. The company hopes to reach...[Details]
On August 22, the National Energy Administration released the latest data, showing that by the end of July 2025, China's total number of electric vehicle charging infrastructure will reach 16.696 m...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
Teletrac Navman has launched the Multi IQ dashcam, a cloud-based solution designed for large commercial vehicle operators. It connects up to five cameras to cover the vehicle's interior, sides, and...[Details]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]
In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[Details]
With the increasing popularity of automated equipment, linear modules, a common auxiliary device for automated equipment, have also seen a bright future. In particular, in recent years, many small ...[Details]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]
HTTP is the abbreviation of Hypertext Transfer Protocol. It is an application protocol based on TCP/IP communication protocol used to transmit HTML and image files. It is an application-level objec...[Details]
Embedded System
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