The LED bulb I prepared is as follows. It is a relatively cheap LED bulb and the quality is not good, so I won’t feel bad if it breaks.After disassembly, it is as shown below. It consists of a shell, ...
[align=left][size=3] [/size][font=微软雅黑][size=3] [b] Surge protector, also called lightning arrester, is an electronic device that provides safety protection for various electronic equipment, instrumen...
How to use the oscilloscope horizontal controls Horizontal controls include: • Horizontal Scale Knob — Changes the oscilloscope's time/division setting using the center of the screen as a reference. ...[Details]
1. Overall frame structure
Access to external memory obviously requires a 16-bit address bus, but the use of external memory is very flexible: it can store program code or data.
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Let's take a look at the contents of the two functions we added in the timer.c file: TIM_ICInitTypeDef TIM5_ICInitStructure; //Timer 5 channel 1 input capture configuration //arr: auto reload value ...[Details]
According to Bloomberg, Broadcom warned customers that they need to place orders at least six months in advance. The extended delivery time indicates that the global supply chain is experiencing majo...[Details]
In June of this year, the U.S. Senate, with bipartisan support, passed a bill aimed at enhancing the United States' competitiveness against China and providing funding for much-needed semiconductor ...[Details]
Assume that the crystal frequency of the microcontroller is 6MHz. It is required to use timer 1 in mode 0 to generate a continuous square wave pulse with a period of 500us, and output it from P1.0. T...[Details]
The earphones we are going to review this time are a wireless earphone that sounds a little "unpopular" - NuForce BE Live5 (¥899) wireless earphones. As a well-known audio brand in the United States,...[Details]
Selection of various coils:
In addition to coil selection, factors such as coil spacing, compensation circuit structure, product packaging method, and shielding method can affect energy transm...[Details]
How to clear the MAX_RT status bit of BK2421?
When the chip sends an ACK packet, if the number of retransmissions exceeds ARC, it will cause a MAX_RT interrupt. Only when there is no data packe...[Details]
Abstract: This article introduces the electrochemical rectifier power supply and its design, and reviews the current status and development trends of system design based on the development situa...[Details]
Hardware SPI (interrupt mode) Take STC15W408AS microcontroller as an example 1. Hardware Wiring STC15 series MCU SPI usage precautions (I) 2. Programming 1. Registers related to SPI interrupts ① ...[Details]
Apple's recently leaked dual-port USB-C wall charger may be released in the near future, with one analyst claiming it will soon enter mass production. On Friday, a brief support document was publishe...[Details]
Author: Konrad Lorentz, Product Manager, Battery Management Systems, NXP The rapid introduction of electric vehicles is accelerating innovation in battery technology, including battery management c...[Details]
True Wireless Stereo (TWS) audio technology is booming, but it is just one of the many applications of Bluetooth. Equipped with various features such as Hands-Free Profile (HFP), Serial Port Profile ...[Details]
Ultium Cells, a joint venture between LG Chem and General Motors, is expected to start production at its Michigan Gigafactory in early 2025. Image: Ultium Cells.
The U.S...[Details]
Test/Measurement
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