[align=left][font=宋体] The reverse polarity of a lead-acid battery refers to the change of the positive and negative poles of the battery. The reverse polarity phenomenon is reflected in two aspects. O...
I just graduated this year. I found this job through campus recruitment. I interned here for 1 and a half months before graduation. I started working in the company after graduation at the end of June...
How to copy the original board frame for pads: open the original PCB, enter Z12, select "edge" and "board frame" (you can also select corners and shapes) in the filter conditions, select all in the ed...
While consumers are madly chasing the latest gadgets, they need to remember one thing: There is always someone better.Is there anything hotter than wireless ? Maybe consumer electronics . Both have la...
Only a simulated serial port link can be established through the socket. I hope to directly obtain the data of the l2cap layer, and perform Bluetooth data transmission and reception at the l2cap layer...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[Details]
The production process of lithium batteries does not mention the previous processes such as material preparation, winding, liquid injection, and packaging, but only talks about the final formation ...[Details]
introduction
Temperature and humidity are the main environmental parameters of industrial and agricultural production. It is of great significance to measure them accurately and timely. Using a s...[Details]
introduction
Sudan's Muglad Oilfield is a large oilfield jointly invested, developed and constructed by a four-party consortium of China, Malaysia, Canada and Sudan. It consists of 8 satellite...[Details]
The biggest advantage of Profibus is that it is guaranteed by the stable international standard EN50170 and has been proven to be universal in practical applications. It has been widely used in man...[Details]
1. Brief Introduction
With the continuous development and improvement of single-chip microcomputer technology, single-chip microcomputers have been widely used in all walks of life, and ...[Details]
The programmable controller directly controls the stepper motor, which can significantly reduce the cost of the control system of the modular machine tool automatic production line. The article int...[Details]
The rotor of the brushless DC motor used in electric bicycles is composed of 30 to 40 pieces of NdFeB magnets. Since the surface magnetic field strength of NdFeB magnets exceeds 500mT, the position se...[Details]