[i=s]This post was last edited by jinglixixi on 2021-9-25 10:12[/i]On the ESP32-Audio-Kit audio development board, the most basic peripherals are LED and KEY, and their schematic diagram is shown in F...
The battery is DC3.0V after LDO, and a 0805 10Uf capacitor is output. Why does it slowly rise from 0V to 3V when tested with an oscilloscope? What's the reason? Is it because the probe capacitance is ...
With the rapid development of communication technology, the communication industry is about to enter the 5G era. Data transmission will be more intensive, and the amount of data exchange will become l...
When measuring the on/off status of the diode, I went to measure whether the ATX power supply 13009 was short-circuited, but I forgot to dial the 220V power supply, and the multimeter exploded directl...
There are many factors to consider before choosing a DAQ device, and it is inevitable to be entangled. NI experts have summarized 5 questions and 5 answers to help you get to the point. Follow this pr...
Looking back, it has been six years since I first learned about microcontrollers. During the study period, I used 51 microcontrollers, Freescale microcontrollers, STM16, STM32 and other microcontr...[Details]
Purpose
Used to measure the absolute optical power or the relative loss of optical power through a section of optical fiber. In optical fiber systems, measuring optical power is the most basic, ver...[Details]
1. Purpose of the experiment Test the speed of sound waves in air 2. Test Principle The waveform is generated by the signal source, and the waveform at the receiving end is observed and measured wi...[Details]
Intel announced the new RealSense LiDAR Camera L515, the world’s smallest and most power-efficient LiDAR camera capable of capturing millions of depth points per second, and a new technology that ena...[Details]
Automobile safety systems are mainly divided into two aspects, one is active safety system, the other is passive safety system. Active safety is to avoid accidents; while passive safety is the protec...[Details]
1. ARM storage system
2. Cache
3. Virtual Address
So who will complete the conversion of virtual addresses into physical addresses?
4. This work is conve...[Details]
Shanghai, China—On September 6, 2022,
Markus Mosen, CEO of WeEn Semiconductor, was invited to attend the 9th China International Semiconductor Executive Summit (hereinafter referred to as CISES...[Details]
A frequency converter is an electronic device used to control the speed of a motor. It can convert the input AC power into DC power, and then convert it into AC power with adjustable frequency, the...[Details]
Guizhou Jinyuan Qianxi 100MW/200MWh independent energy storage sharing power station. Photo by Jin Xiang On November 30, 2023, Guizhou Jinyuan's first batch of 900MW/1800MWh independent shared energy ...[Details]
The UCLEO-8S208RB (based on STM8S208RBT6) and NUCLEO-8L152R8 (based on STM8L152R8T6) development boards can be used to evaluate the main features of all STM8S series and STM8L series microcontrollers...[Details]
Power supplies come in a wide variety of types and sizes, from traditional analog power supplies to highly efficient switching power supplies. They all face complex, dynamic operating environments....[Details]
Since the CAN network uses multiple protocols, the port of each control module has a standard voltage under normal circumstances. Therefore, the voltage measurement method can be used to determine wh...[Details]
Sony has announced that it will hold a new product launch conference at 9 am CET on September 17, 2020, which is 3 pm Beijing time. It is expected to launch the small-screen flagship Xperia 5 ...[Details]
Overview
Ever since the first radio waves were transmitted, engineers have continued to invent new ways to optimize electromagnetic microwave signals. RF signals are used in a wide variety of appl...[Details]
Breaking news master Gurman has brought new news about iPhone 15. Apple plans to expand Smart Island to all four models of iPhone 15, and it will come standard with a USB-C interface, which is good n...[Details]
RF/Wirelessly
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