I have recently been testing VM2020, a piezoelectric MEMS microphone with ultra-high AOP.
It is a little different from other capacitive MEMS microphones. The distorted waveform is a little strange wh...
[i=s]This post was last edited by caomuhui on 2021-5-16 16:38[/i]1. UnboxingBoard*1, Type-C data cable*1, anti-static packaging, board thickness 1.6mm, tin spraying, board rounded corners, the jumper ...
Recently, I was debugging GD32F350's USB Device and found that the official library could not be debugged and there were several bugs. I would like to share this with you (for those who use IAR 8.x or...
[i=s]This post was last edited by lhc960818 on 2019-6-21 17:23[/i]Due to excessive deforestation in recent years, flash floods and mudslides are prone to form in some middle and high mountain areas du...
Program function: Verify the package and pad differences between BRD board and LIB library, between SIP board and LIB library, between MCM board and LIB library, and verify the package and pad differe...
1. LoRa Technology
LoRa is an ultra-long-distance wireless transmission solution based on spread spectrum technology launched by Semtech Corporation of the United States. It belongs to the Low Power W...
The 2021 Shanghai Auto Show is in full swing. There is a brand that is neither a traditional car company nor a cutting-edge force, but it has become one of the focuses on the auto show stage. This is...[Details]
The development of solar thermal utilization industry has gone through the technological progress of "from hot water to thermal energy", "from civil use to industry", and "from scattered to integra...[Details]
This paper uses DDR SDRAM as the storage unit. Without changing the system clock, it uses the double edges of the clock to transmit data, doubling the transmission bandwidth of the chip with the same...[Details]
According to foreign media reports, Murata, a Japanese electronic parts manufacturer, announced the launch of the SCHA600, a one-piece packaged six-axis MEMS (micro-electro-mechanical system) inertia...[Details]
1. Hardware Solution This design is a system that uses STC89C52 microcontroller as a controller, a stepper motor, a pyroelectric infrared sensor, an LED indicator light, and a buzzer. The pyroelectri...[Details]
1 SLS molding principle and characteristics SLS (Selective Laser Sintering) molding principle : Using JY-ⅢA type continuous CO2 laser as the energy source, at the beginning of molding, the powder rol...[Details]
1 Introduction The structure of the single -ended forward switching power supply is relatively simple and has been widely used in small and medium power output occasions. Since the characteristi...[Details]
Timer A can output the set frequency on P1.1, P1.2, and P1.3 pins without using interrupt program in UP mode, CONTINUE mode, and UP/DOWN mode. In UP/DOWN mode, the frequency calculation is different f...[Details]
What are harmonics? How to calculate? How to interpret the results? There are so many harmonic algorithms, what’s the difference? Which one should I use? How to judge harmonic power flow? What are ...[Details]
The purpose of DC resistance The DC resistance tester is used in power systems to measure the DC resistance of transformers or inductive loads, to check the welding or connection quality of the leads...[Details]
SONGWON Industrial Group reports solid financial results for Q2 2021 • Consolidated sales for the second quarter of 2021 totaled KRW 232.091 billion • Revenue increased 17.1% year-on-year compare...[Details]
Abstract: A control method with local feedback is proposed to improve the traditional active power filter control method. This method has the advantages of being able to completely eliminate system...[Details]
1 Introduction
Since the invention of AC asynchronous motors, people have been constantly studying its starting methods. After seventy or eighty years of upgrading, dozens of starting...[Details]
Recently, Zhao Yimiao, general manager of Analog Devices' System Solutions Division, took advantage of ADI's 25th anniversary media technology day to give a detailed introduction to ADI's technologic...[Details]
Panasonic Automotive Systems Co., Ltd. (PAS) and Arm recently announced a strategic collaboration to jointly promote the standardization of software-defined vehicle (SDV) architecture.
Based ...[Details]
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