This example program does not display Chinese characters. So I added a Chinese character display function. This function was modified from the display character function, which was very tiring. It was...
[size=4]Operational amplifier[/size] [size=4] An operational amplifier (abbreviated as "op amp") is a circuit unit with a very high amplification factor. In actual circuits, it is usually combined wit...
I built a wireless power transmission circuit using TL494, IR2110, and IRF3205. I encountered some problems during the debugging process and could not find the clear cause. Please give me some advice....
[i=s] This post was last edited by xilibubo on 2018-11-22 10:00 [/i][color=#555555][size=14px]The number starting with U is connected to the mcu, R30 is not connected; [/size][/color] [color=#555555][...
Focusing mirror principle: Focusing mirror is one of the important accessories of laser marking machine, and its purpose is to focus the laser on the entire workpiece marking plane. Its performance...[Details]
1. The uboot has been written to nandflash before. Next, write the kernel zImage and file system to nandflash.
2. Compile the kernel
cd linux-2.6.28_smdk6410
make clean
...[Details]
According to Jiwei.com (Text/Ye Zi), third-party market research organization Counterpoint released the online sales share report of China's smartphone market in the first quarter of 2019. The report...[Details]
1 Introduction Power transformers are widely used and very important electrical equipment in power systems. They are relatively reliable and have a low probability of failure. However, during operat...[Details]
Accurate voltage limiting upper limiter
Function of the circuit
The limiting of analog signals is mostly done by biasing the diode to define the limiting range or using a Zener diode limiter. ...[Details]
Step 1: Basic theoretical knowledge learning Basic theoretical knowledge includes analog circuits, digital circuits and C language knowledge. Analog circuits and digital circuits are abstract subject...[Details]
According to the latest report from Reuters, the Dutch antitrust authority found that Apple's requirement for software developers to use its own in-app payment system is anti-competitive and has orde...[Details]
According to foreign media reports, Artilux, an innovator in optical and electronic technology, announced the launch of the new Artilux Explore series of wide-spectrum 3D sensing technology. Compared...[Details]
Since 2016, photovoltaic poverty alleviation policies have been frequently introduced, from the "Opinions on Implementing Photovoltaic Power Generation Poverty Alleviation Work" (Document No. 621 o...[Details]
OPPO K10x is surprisingly launched, priced from 1499 yuan
September 16, 2022, Shenzhen, China -
OPPO officially released the new OPPO K10x, which will be launched on major e-comm...[Details]
In recent years, gallium nitride (GaN) series compound semiconductor materials have been proven to have great potential for commercial applications such as backlight modules of liquid crystal display...[Details]
1 Project Overview
This project targets the petroleum and petrochemical industries. In accordance with the network security level protection system framework, it adopts the principle of "in-de...[Details]
New PC805 is the industry’s first system-on-chip (SoC) to support 25Gbps eCPRI and CPRI fronthaul interfaces, removing barriers to low-cost open radio units
Beijing, China, November ...[Details]
Industrial Personal Computer (IPC) is a computer system designed specifically for industrial automation and process control. In the field of industrial control, bus technology is one of the key tec...[Details]