As the college entrance examination scores of various provinces are released one by one, the news of college entrance examination results is constantly flooding the screen. I just found some college e...
Use WEBENCH to design a filter and display the waveform simulation of the filter and export the circuit in WH to TINA or AD for use, as shown in the figure:...
Without the American EDA software, we can't make chips? Some people say that without the software, wouldn't it be the same if I just drew it by hand? Back then, atomic bombs and hydrogen bombs were ca...
NEC78KOS series MCU data (in Chinese) There are a lot of good information, share it, and make some money by the way. If you want more information, send me an email [email=xjc603@hotmail.com]xjc603@hot...
[size=5]There are too few original ones, look at mine! Original! Wonderful! Wireless sensor! Features: 1. Strong scalability. By adding different sensors, the purpose of measuring different environmen...
[i=s]This post was last edited by yangjiaxu on 2019-1-20 23:18[/i] After using the NXP Rapid IoT board for a month, I have almost figured out its "temperament". I would like to share it with you here ...
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]
This article introduces the advantages of outdoor full-color SMD display and the performance parameters of the dedicated outdoor full-color SMD used, which will help people understand and promote...[Details]
Commonly used power management chips for portable products
●Low Dropout Regulators (LDO Linear Regulators)
LDO
VLDO;
●DC/DC Converters based on inductor energy...[Details]
Last week, Microsoft's Windows Phone 8 system was launched with great fanfare and attracted much attention from the industry. However, Nokia, the most staunch supporter of Microsoft's Windows Phone sy...[Details]
1. Design Overview
This design uses the USB port as the power supply port, uses the DS18B20 temperature
sensor
to collect temperature information, uses the AT89C2051 single-chip mic...[Details]
Theoretically, any MCU can be broken by attackers with enough investment and time using the above methods. Therefore, when using MCU for encryption authentication or system design, the attacker's atta...[Details]
Introduction
RS422 is a widely used standard bus in serial communication. It can easily connect various computers, external devices, and measuring instruments to form a measurement and control ...[Details]
LED lighting
offers many advantages
over current automotive interior and exterior lighting solutions,
such as higher performance, longer life, and lower cost, and it also improves the aesth...[Details]
GaN LEDs are widely used in mobile phone keypads, backlighting
components
, camera flashes, full-color outdoor
displays
,
etc., but their output
power
has not been high enough to signif...[Details]
1 Introduction
At present, most of the power factor compensators used by many industrial and mining enterprises adopt the method of three-phase simultaneous compensation, which has a bette...[Details]
A comparator can compare an analog signal with another analog signal or a reference signal and output the resulting binary signal. The analog signal here refers to a signal whose amplitude changes con...[Details]
In response to the application requirements of offline
LEDs
in general lighting,
LED drivers
must provide electrical isolation, high efficiency, PFC 0.90 and TRIAC dimming functi...[Details]
This is a repetitive timing circuit (also called dual timing circuit or bidirectional timing circuit) composed of 555 time base integrated circuit. The so-called repetitive timing circuit means tha...[Details]
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