Source: Programming Expert
People nowadays have stronger and stronger self-awareness. They focus on doing their own things and don’t care much about other people’s opinions. No matter how others evalu...
If you want to draw PCB in orcad, you need to understand the concept of class and subclass. The subclass is a bit like the layer in AD and PADS, but it is not exactly the same. For example: Package Ge...
The MAX9814is a low-cost, high-performance microphone amplifier with automatic gain control (AGC) and low-noise microphone bias. The device features a low-noise front-end amplifier, a variable gain am...
A man was concentrating on his computer. His mother pushed the door open and handed him a glass of water. He looked at the glass blankly and asked thoughtfully: "Mom, did you copy it or move it?"...
Question 1: Q: What mode is the processor in when the instruction movr0, LR is executed at the beginning of initializing the CPU stack? A: The mode after reset is the management mode. ...[Details]
introduction
Frequency refers to the number of times a periodic phenomenon is repeated per unit time, and it is mathematically the reciprocal of time. The precise measurement of time frequ...[Details]
Transient voltage phenomena
Electrostatic Discharge (ESD)
Electrostatic discharge is usually generated very quickly, and the peak voltage and current can reach very high values. This energy is...[Details]
introduction
The underground environment of coal mines is special, with the presence of flammable and explosive substances such as gas, dust, and carbon monoxide. Therefore, the power supply of var...[Details]
Previously, the powerful mid-range model OPPO A9x with a standard 48-megapixel main camera and 6GB+128GB large memory combination was loved by consumers. Recently, the information of OPPO A9x in the ...[Details]
Mouser Electronics, an electronic component distributor focused on introducing new products to drive industry innovation, announced that it has joined hands with the industry's leading electronic t...[Details]
■ Overview
As the switching frequency of DC/DC converters continues to increase, the impact of puncture noise becomes more and more obvious. Although the continuous improvement of oscilloscope...[Details]
Cable fault detection generally involves four steps: diagnosis, distance measurement, path finding and location determination. 1. Diagnosis Power cables can fail due to mechanical damage, in...[Details]
Recently, a certain media published an article titled "Self-Report | 30 Years of Entrepreneurship, My View on the Trends of the "Three Major Factions" of AI Security". After reading it, I was quite...[Details]
As one of the largest automobile groups in China in terms of production and sales, SAIC Motor 's layout in the field of fuel cell vehicles in 2019 attracted much attention. Recently, SAIC Motor rel...[Details]
Switching
power supply
is a power supply that uses
a
circuit
to
control
the switching
tube to conduct and cut off at high speed. It converts direct current into high-f...[Details]
Ultra-low frequency waveform generators are often used as simulation signal sources in vibration analyzers for manned transportation systems. They are required to work stably within the range of 0....[Details]
In the charging pile system, the time from the issuance of the control command to the power supply response is a test item strictly required by the new national standard, but it is not easy to accurat...[Details]
Recently, Guizhou Power Grid Company issued the "Digital Transformation and Construction Implementation Plan" (hereinafter referred to as the "Plan"), proposing that under the overall planning and ...[Details]
The 1.16 kW battery charger from QIANMO is a comprehensive solution that provides efficient battery charging, emphasizing design precision, cost-effectiveness and scalability....[Details]