Today, I was asked in the interview, what should I say about heat dissipation and power consumption? What are the hazards of asymmetric half-bridge when the upper and lower tubes are fully turned on? ...
I use TIM2 to set the timer to one second, but no matter I set TIM_ARRPreloadConfig to DISABLE or ENABLE, the result remains unchanged. I don't understand what TIM_ARRPreloadConfig does. In addition, ...
Preliminary Analysis of Android Multimedia FrameworkZT Zou Dewen Overall Architecture of Android System: Let's first look at the position of the multimedia framework in the entire Android systemFrom t...
I have been using FC18 before, and there were no problems with it, but it took up too many resources, so I changed to FC12. But now I have discovered some problems with FC12. 1. When using FC12 to com...
Some netizens on the forum may have Broadlink smart sockets, which are 220V power sockets that can be remotely controlled by mobile phones. Smart sockets support wifi. The question now is that it is e...
I've been learning [url=http://www.cndzz.com/diagram/3979_3981/109631.html][/url][url=http://www.cndzz.com/diagram/3979_3981/109631.html]avr microcontrollers[/url] recently, and I've been looking for ...
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]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[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]
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]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[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]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[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]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[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]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
In order to prevent the lithium battery from being damaged by abnormal conditions such as overcharge, over discharge, and overcurrent, a lithium battery protection device is usually used to prevent...[Details]
Analog electronics
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