I really don't understand why something that does more harm than good has happened again on Taobao.
When shopping on Taobao, I found that the order information was wrong. I canceled the order before p...
This is a circuit built with an op amp. Using the virtual short and virtual open methods, we can analyze that the current flowing through RL has nothing to do with the resistance value of RL, but only...
Five Lectures on Microwaves
Antenna Principles Lin Shu, Harbin Institute of Technology
RF Circuit Basics
Electromagnetic fields and waves
Microwave Technology Basics
What is an antenna vibrator?
Zigbe...
[i=s]This post was last edited by qwqwqw2088 on 2018-12-19 14:40[/i] [size=4][b]Question: [color=#555555][font="]We are working on a solar power collection system and need an efficient active balancin...
[i=s]This post was last edited by Gen_X on 2021-5-14 08:42[/i]Sorry: Due to my lack of knowledge of typeset, the text is a bit long. Please see the attachment for the specific test report, which also ...
In autonomous driving, sensors are used to collect data about the surrounding environment, and they include images, lidar, radar, ultrasonic, and thermal sensors. One type of sensor is not enough, ...[Details]
Impedance measurement is the measurement of the ratio of the sinusoidal voltage U applied to a system, circuit or component and the current I flowing through them. Impedance measurement is a type of ...[Details]
Cree Inc. and STMicroelectronics (ST; NYSE: STM), a leading global semiconductor supplier across multiple electronic applications, announced on the 19th that the two parties will increase the total p...[Details]
1. SD card boot As the name implies, the boot code is stored in the SD card, and the device boots from the SD card. There are some advantages to booting from an SD card: for example, you can flash th...[Details]
From September 2 to September 7, the 2021 China International Fair for Trade in Services was held in Beijing. The theme of this year's Fair was "Digital Opens the Future, Services Promote Development...[Details]
Image from "123rf.com.cn" 1. Current status of lithium battery industry: Demand for consumer lithium batteries is saturated, and power lithium batteries drive the overall industry Lithium-ion b...[Details]
The Internet of Things has brought about big data , which is seen as the oil of the future and will have a significant impact on the transformation of social economy. At the 2019 China (Chengdu) Elec...[Details]
//STC 12C5A60S2 series MCU EEPROM/IAP function test program demonstration #include "reg51.h" #include "intrins.h" typedef unsigned char BYTE; typedef unsigned int WORD; //IAP related port definition ...[Details]
The Taiwan Stock Exchange and the Taiwan Stock Exchange announced the salary information of general full-time employees at the non-supervisory level yesterday (30). Among the top ten companies with t...[Details]
Compared with traditional ASIC implementation , FPGA has a series of advantages such as fast implementation speed, low risk, programmability, and can be changed and upgraded at any time, so it ha...[Details]
BlackBerry (NYSE: BB; TSX: BB) today announced that Hyundai Autron, a subsidiary of Hyundai Motor Group, South Korea’s largest automaker and a leading developer of electronic control software and aut...[Details]
How much do you know about AI chips? Recently, chip expert Dr. Tang Shan updated the "AI chip panorama", adding version numbers and release dates, and introducing almost all existing deep learning pr...[Details]
With the development of global diversity, our lives are constantly changing, including the various electronic products we come into contact with. Then you must not know some of the components of thes...[Details]
1. Introduction to PWM Pulse Width Modulation (PWM) is a very effective technology that uses the digital output of a microprocessor to control analog circuits. Simply put, it is the control of pulse ...[Details]
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