[align=left][color=rgb(70, 70, 70)][size=3]In instant messaging applications, real-time voice communication between two or more parties is required. In situations with higher requirements, external sp...
In order to make AC power conversion convenient, usually industrial electricity, three sinusoidal AC. The current phase (reflecting the direction and magnitude of the current) differs by 120 degrees. ...
I want to use extended EEPROM to store historical data. Since there is no power-off detection part in my circuit, but I have to deal with the power-off situation, I want to know where I have saved aft...
[b][color=rgb(0, 0, 0)][font=宋体]We often see 0 ohm resistors in circuits. For novices, it is often confusing: since it is a 0 ohm resistor, it is a wire, why should it be installed? Are there any such...
This article mainly describes the use of the Zero-Knowledge ESP8266 development board and the three-axis acceleration sensorI. HardwareZero-Knowledge ESP8266 development boardADXL345 three-axis accele...
[img]http://image2.sina.com.cn/qc/upload/20041214/642/1103003374/images_center/newautoclub/upload/2004-12-14/U642DT20041214134840.jpg[/img] [align=center]The figure shows the transmission control devi...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
Portable power applications are broad and varied. Products range from wireless sensor nodes with average power consumption of only a few microwatts to in-vehicle medical or data acquisition systems...[Details]
If a car stereo could play multiple CDs, then such an in-car entertainment system was an advanced system configuration. Today's in-car infotainment systems are complex embedded subsystems that combine...[Details]
Various electronic and electromagnetic interference inside and outside the car often puts automotive electronic equipment in dangerous working conditions, degrading the performance of electronic eq...[Details]
As we all know, the manufacturing of modern automobiles is divided into four major processes: stamping, welding, painting and assembly, and the powertrain constitutes five inseparable production pr...[Details]