[i=s]This post was last edited by lvqy on 2020-6-6 13:20[/i] # My creative plank is a fitness exercise that is popular all over the world. As long as you do this exercise every day, you can effectivel...
MCS-51 single-chip microcomputer fixed-point operation subroutine library (I) The fixed-point operation subroutine library file is named DQ51.ASM. For ease of use, the relevant conventions are explain...
1. Smile more, worry less; love more, hate less; read more, complain less; exercise more, do less beauty treatments. Life is plain as water. Add a little salt and it will be salty, add a little sugar ...
AC-DC controller, gate driver, digital isolator -------are they the same thing? They are devices that drive MOS gates. What is the definition of isolation? If there is a transformer, it must be isolat...
1. Qtc:
the total Q value of the entire speaker system.
Second, the loss Q value of the box:
Ql - Leakage loss Q value.
It is caused by leakage due to poor sealing of the b...[Details]
1 Introduction
At present, high-frequency switching power supplies have been widely used in electronic equipment such as computers, communications, and radio and television. The main trans...[Details]
Abstract: OPC is an open industrial interface standard used in process control and manufacturing automation systems. This paper introduces the basic concepts of DCS and OPC, as well as the relevant...[Details]
Are people still changing their phones frequently this year? On May 16, the China Academy of Information and Communications Technology released data showing that in March 2022, the total shipmen...[Details]
To make it easier to launch a series of electric vehicles in the US market, Volvo will build its own battery assembly plant in the US. It is understood that the construction of the battery assembly p...[Details]
On the evening of February 25, Yiwei Lithium Energy issued an announcement stating that Yiwei Lithium Energy participated in the Jaguar Land Rover Limited (Jaguar Land Rover, referred to as "JLR") 48...[Details]
China Energy Storage Network:
Some people believe that distributed energy is volatile and usually cannot fully meet the electricity demand of “wall-to-wall electricity sales” users. The pow...[Details]
Apple is expected to use the 3nm A17 processor on this year’s iPhone 15 Pro and Pro Max, becoming the only 3nm mobile chip this year. However, there are reports that the processor will use two differ...[Details]
After a few years, you may not have to move bricks anymore.
On February 15, Monumental, a construction
robot
startup, announced on its official website that it had completed a new roun...[Details]
Tesla has applied to the US authorities to recall about 135,000 electric vehicles (EVs) due to a failure of the embedded multimedia memory card (eMMC) integrated in the driver's seat display, which c...[Details]
On August 8, at the launch ceremony of Sinopec's "Love Running Festival", a high-tech product was unveiled along with high-performance fuel products. The new generation of intelligent refueling
...[Details]
introduction When simulating circuit structures, it is important to be able to resolve the parasitic parameters or non-ideal characteristics of components, such as nonlinear quality factor (Q value...[Details]
This article explains the effects of DC bias supplies on operational amplifiers (op amps) used in sensitive analog applications. It also covers power supply sequencing and the effects of DC supplies ...[Details]
In some specific occasions, such as in environmental test rooms, the ambient noise may reach 80 decibels to 90 decibels, and engineers should not work in such an environment for a long time; or when ...[Details]
CAN bus (Controller Area Network) is a communication protocol used in the automotive and industrial automation fields. It has high reliability, real-time and flexibility, and is widely used in auto...[Details]
ST MEMS Sensor Creative Design Competition
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