[i=s] This post was last edited by z45217 on 2018-12-18 13:53 [/i]The power supply is originally fixed at 12V input. Now it needs to be changed to 12V or 24V. What should the transient suppression dio...
Most of the advertising lights in cities only play a good propaganda role before 12 o'clock at night. After midnight, pedestrians are sparse, and the advertising loses its meaning. The automatic contr...
The Professional version of Licensing Model for Windows CE includes sapi5.0 and Speech Recognizer, but Microsoft English (US) Windows CE Speech Recognizer (available in 4.2 only) means it can only be ...
Hello everyone! I wonder if anyone has used pyboard to connect the NRF24L01+ module? If you have used it, let's discuss it together. I recently failed to debug this!...
[i=s]This post was last edited by qwqwqw2088 on 2018-12-18 08:19[/i] [size=4] The BMS electric vehicle battery management system is an important link between the on-board power battery and the electri...
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[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]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[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]
Currently, the commonly used solar cell technologies include monocrystalline silicon solar cells and polycrystalline silicon thin-film solar cells. Production process: Monocrystalline silicon solar...[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]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]
High specific energy lithium/thionyl chloride (Li/SOCl2) batteries are widely used in multi-functional intelligent meters (such as smart meters, water meters, etc.) as real-time clocks and memory b...[Details]
This paper first proposed an elevator controller algorithm based on a finite state machine, and then designed a three-story elevator controller based on the algorithm. The correctness of the elevat...[Details]
: Ambiguous operators need parenthesesAmbiguous
symbol ``xxx``Argument
list syntax errorArray
bounds
missingArray
size
toolargeBad
character
in paramentersBad
file
name format in i...[Details]
Analog electronics
京公网安备 11010802033920号
EEWORLD
