[i=s]This post was last edited by qwqwqw2088 on 2019-11-22 10:04[/i]question:
BQ24610 "termination charge current / pre-charge current / battery charge voltage setting", I have a few questions to conf...
An important representative enterprise in 70 chip sub-sectors in China!my country's integrated circuit market maintains rapid development, and the proportion of integrated circuit design continues to ...
The moment I got the board, I first thought it was small and suitable for embedding. I spent a while looking for the programming port, but later I found it in the schematic diagram and chose to jumper...
lehuijieonsemi and Avnet IoT Innovation Design Competition
In the large family of diodes, varactor diodes (Varactor Diodes, Varicap Diodes, Tunning Diode) are a special type. When the PN junction is reverse biased, the junction capacitance changes with the ch...
Last week, the online defense finally ended, and I officially changed from a graduate student to a social animal, starting a new home quarantine life. . . Yes, the "Jiajiangmian" village was attacked ...
1. Impedance matching Impedance matching refers to a suitable matching method between a signal source or a transmission line and a load. According to the access method, impedance matching can be divid...
The microcontroller serial source program is as follows: #include "reg52.h" #include intrins.h //LCD1602 interface definition #define LCD_DATA P1 //P1 port (P14~P17) is connect...[Details]
Before the release of iPhone 13, there was a rumor that Apple was considering adopting the naming method of iPhone 12s. First, the number "13" is unlucky in Western countries. Second, the upgrade of ...[Details]
Market research firm IDC said in a new report that although interest in virtual reality (VR) devices that rely on smartphones has cooled, the high-end VR market continues to grow as tethered and stan...[Details]
There are different opinions on the meaning of "bandwidth". Many engineers consult the "bandwidth" of oscilloscopes and networks. Why is the bandwidth mentioned in communication not the same unit? Wh...[Details]
one. What is byte alignment and why is it necessary? The memory space in modern computers is divided by bytes. In theory, it seems that access to any type of variable can start from any address, but ...[Details]
The ability of a Tektronix oscilloscope to capture events over a period of time depends on the sampling rate used, as well as the depth of the memory (record length) used to store the acquired signal...[Details]
1. Circuit Online Testing Technology 1. Principle of online testing: The basic principle of online testing is that the tester provides input stimulus to the chip under test on the printed circuit...[Details]
Today, Ni Fei, President of ZTE’s Terminal Business Unit, announced that three Snapdragon 888 flagships from ZTE, Nubia, and Red Magic will soon be launched. Among them, ZTE’s flagship is the ...[Details]
The role of aerospace wiring harnesses and their components is very important. If they fail, it may cause the spacecraft to malfunction, and the consequences will be disastrous. This requires a wirin...[Details]
Yidu announces 2022/23 interim results Revenue increased 19% Profit attributable to owners recorded 145% growth Strategic plan to further improve profitability is progressing well financial s...[Details]
element14 announces 2022 Community Awards winners World's largest community of electrical engineers honors outstanding contributors with annual Community Awards Shanghai, China, February 20, 2023...[Details]
1. Audio Signal and Audio Analysis Audio is an important medium in multimedia. The frequency range of audio signals we can hear is about 20Hz-20kHz, of which speech is distributed approximately withi...[Details]
There are two ways to reset the STM32 software (1) Method 1: NVIC_SystemReset() function is used to reset the STM32. Note 1: There is often a delay from when SYSRESETREQ is set to valid to when the...[Details]
This article is for reference by players without basic skills. If there is anything wrong, please correct me. 1) Materials need to be prepared 1. Development board 801 or 806 2. CH340 driver (U...[Details]
Shanghai Chengwei Instrument Technology Co., Ltd. WVTR-W3 water vapor transmission rate testing system adopts the weighing method testing principle. It is a professional, efficient and intelligent WV...[Details]