I want to learn how to solder and desolder some SMD packaged chips for personal needs. I want to buy a hot air gun. Can anyone recommend any good brands and models? Anything practical will do. Taobao ...
[color=#363636]I just designed a pulse counter meter. The upper 4 digits count the current value, and the lower 4 digits are set by the coding switch. I am preparing for mass production. Please approv...
Tms320dm642 is the latest DSP of TI's C6000 series DSP. Its core is the C6416 high-performance digital signal processor, which has extremely strong processing performance, high flexibility and program...
For Xilinx FPGA, it is necessary to copy and modify the bitstream of the original circuit to generate another mirror circuit of the original circuit, and it is necessary to modify the hexadecimal numb...
Linux's grub is a very good boot program that can boot multiple operating systems. When Windows and Linux coexist, delete grub and enter windows directly: Solution 1: Use the Dos command fdisk to rest...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:15 [/i] The keyboard cannot control the pwm wave, and the digital tube display is not obvious. I have used up all 4 ports. Can I use the p3 ...
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
1 Overview
In the field of traditional lighting, the concepts and definitions of lamps and lamps are clear. Lamps and lamps have their own applicable product standards, supporting technical st...[Details]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[Details]
Applying fieldbus technology on new beer production lines is the first choice for large beer companies with strong management level and technical strength. Guangzhou Zhujiang Beer Group Co., Ltd. i...[Details]
1 Introduction
In order to cope with the energy crisis and slow down global warming, many countries have begun to pay attention to energy conservation and emission reduction and the de...[Details]
0 Introduction
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The ways to reduce costs are: ① Use the Bluetooth data transmission...[Details]
The 8051 microcontroller is the most common microcontroller we have. I have been using 8051 for a long time and have also taught microcontroller courses for a period of time. Here I would like to s...[Details]
There are two main ways to measure temperature: one is the traditional contact measurement, and the other is
non-contact measurement represented by
infrared temperature measurement
. Tradit...[Details]
Improving the coordination of material handling and internal transportation between departments in modern factories is an important measure to achieve full automation of production. Traditional mat...[Details]