When a call ends, the caller or the called party hangs up, and the switch sends a busy signal to the other party. After a period of time, the busy signal needs to be cancelled. How can I use a single-...
Please help me find out what is wrong with the circuit. The speaker can play sound when it is directly connected to the voice IC, but there is no sound after it is connected to the power amplifier. Th...
Digital TV standard finally finalized after three years of delay Morning Post (Reporter Liu Yinghua) After more than three years of delay in the development of digital TV terrestrial transmission st...
1. There are signals in and out, and there may be a clk. When in changes from low level to high level, out should output high level immediately. No matter how in pin changes, out should not change. Ho...
Every time the program of the board is changed, the board must be powered off, then powered on again, and the program must be burned again before it can run. This is inconvenient. Are there any improv...
What is a solar charger? And the characteristics of solar charger
1. What is a solar charger?
The core component of a solar charger is a solar cell. The photosensitivity of a so...[Details]
This article analyzes the ability of digital oscilloscopes to achieve signal integrity based on several key performance indicators, and proposes a reference for selecting a suitable digital oscillo...[Details]
Abstract: TMS320C55X is a low-power high-performance digital signal processor produced by Texas Instruments. Its power consumption per MIPS is only 0.05mW, which allows the network audio player ...[Details]
1. Overview
With the rapid development of economy and the improvement of people's pace of life, people will have less and less time to take care of their families. However, the rapid devel...[Details]
This technology will help enhance the detection of risky driving behavior, which is the leading cause of traffic fatalities in the United States This technical solution uses both visual and infrare...[Details]
We all know that PLC control is used for actual engineering projects, so the level of system design will directly affect the entire control system and the operating reliability of the equipment! Do...[Details]
At the end of the year and the beginning of the next year, a controversial and widely screened weather phenomenon, smog, swept across the country. Since around 2011, the US Embassy's continuous bro...[Details]
Combined with https://blog.csdn.net/qq_44989881/article/details/117292615 binary and hexadecimal conversion, the following simulated switches can be operated. File link: https://share.weiyun.com/79...[Details]
GF's Arm interconnect technology on 12LP process enables high performance and low latency while increasing bandwidth for multi-core designs in AI, cloud computing and mobile SoCs GLOBALFOUNDRIES ann...[Details]
Current sensing is used to perform two basic circuit functions. First, it is to measure "how much" current is flowing in the circuit. This information can be used for power management in DC/DC power...[Details]
I always remember that in the first class of single-chip microcomputer, when the teacher introduced the single-chip microcomputer, he said: "The single-chip microcomputer is named single." Why do we e...[Details]
Autonomous driving is a technology that integrates perception, decision-making, and interaction.
Environmental perception is the first step in autonomous driving and is the link between the ve...[Details]
As an important component of electric vehicles, power batteries have very high requirements for temperature, safety and performance. Therefore, the assembly of power batteries has also become the f...[Details]
Embedded systems generally consist of four parts: embedded microprocessors, peripheral hardware devices, embedded operating systems, and user applications. Their development is mainly reflected in the...[Details]
Superconducting energy storage systems have many advantages such as high power, high sensitivity, small size, and low loss, and are widely used in industry and scientific research. Especially in power...[Details]