Basic recruitment conditions for large domestic communication companies: 1. Undergraduates with a background in electronics or communication, with one year of work experience 2. Masters with the above...
1. Check whether there are obvious abnormal phenomena by observing the appearance of the transformer. For example, whether the coil lead is broken, desoldering, whether the insulating material has bur...
[table=98%][tr][td=1,1,513][align=center][table=98%][tr=#3875b8][td][align=center][size=3][b]Section 7 Check and take measures when the output signal exceeds the full scale value[/b][/size][/align][/t...
ARMSYS 6410 perfectly supports four major operating systems, WINCE6.0 (R2/R3), Linux2.6.28, Android, Ubuntu, and has abundant drivers and testing resources, fully demonstrating the powerful functions ...
[color=#333333][font=Simsun][size=16px] Recently, Jivaldi team developed a futuristic design. The concept iWatch designed by Jivaldi team has a camera and a speaker. The camera is located between the ...
#define IOP_BASE 0x56000000 typedef struct { unsigned int rGPACON; // 00 unsigned int rGPADAT; unsigned int rPAD1[2]; .......... }IOPreg; After defining the base address and structure, can we access t...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[Details]
Introduction
my country's rapid economic growth is mainly due to the development of manufacturing and the acceleration of urbanization. However, urbanization cannot be achieved at the expense ...[Details]
introduction
The Steyr diesel engine produced by Weifang Diesel Engine Factory has huge power and is one of the main power models widely used in China's heavy machinery and large trucks. In ...[Details]
1 Introduction
CAN (Controller Area Network) bus is a kind of field bus. It is used in many industrial sectors due to its outstanding advantages such as high performance, high reliability, high...[Details]
1 Introduction
Lijia'an Yellow River Diversion Culvert is a large gravity diversion gate in the lower reaches of the Yellow River. The Yellow River Diversion Culvert is located in Lijia'an Vi...[Details]
The circuit has overcharge protection, over-discharge protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows:
1 Normal state
...[Details]
1. Basic principles of organic/polymer solar cells
The basic principle of organic/polymer solar cells is to use the photovoltaic effect generated by light incident on the heterojunction of sem...[Details]
Embedded System
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