The source code comes from "Metal Maniac", but the program is incomplete. I reorganized it and wrote it. I used this when I used 51 single-chip microcomputer for development before, and the program wa...
The magnetic head is as shown in the picture, it has three pins.There is another long magnetic head.---------------------------------------------------------------------------------------- I want to m...
The power supply of the baseband chip MT6226 is separated according to the different internal functional modules. VMEM (2.8V) is used to power the memory interface driver circuit, VCORE (1.8V) is used...
[i=s]This post was last edited by paulhyde on 2014-9-15 03:35[/i] [img]file:///C:/Users/asus/Documents/Tencent%20Files/1031141799/Image/CFIO$%25KN40[9HY~%25$S)IUA5.jpg[/img] In the 2013 quadcopter que...
I want to find a paper on one of the optimization methods. I hope you can help me and refer to it. I am studying optimization methods recently. Please forgive me if there is anything wrong....
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 Guang...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]
There are many types and styles of digital voltmeters in design and development. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. Tra...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
(1) Open circuit voltage of the battery
(2) Internal resistance of the battery
(3) Battery operating voltage
(4) Charging voltage
Charging voltage refers to the voltage applied ...[Details]
With the development and application of liquid crystal display technology, more and more developers want to use liquid crystal screens to display Chinese characters in the instruments and equipment th...[Details]
1. Introduction
Due to the good programmability and superior performance of FPGA, the number of embedded systems using FPGA chips in LCD splicing screens is increasing rapidly, especially in t...[Details]
1. Project Overview:
Changan Automobile Manufacturing Plant could produce 6 types of cars, with an annual output of about 80,000 vehicles. Its assembly line was manufactured in the late 19...[Details]
Engineers usually use multiple groups of cheap small-capacity batteries in parallel to achieve the larger battery capacity required by UPS. If multiple groups of batteries with poor performance uni...[Details]
LED lamp beads are voltage-sensitive devices and capacitive loads. In actual work, the current accuracy is required to be high, which is one of the main issues affecting the luminous efficiency and...[Details]
When maintaining high-voltage inverters in summer, pay attention to the temperature of the inverter installation environment, regularly clean the dust inside the inverter, and ensure that the cooli...[Details]
Overview
Modern
amplifier RF instruments
have impressive measurement capabilities and accuracy far exceeding their predecessors. However, these instruments cannot reach their full pote...[Details]