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The issue of matching the speaker efficiency with the amplifier output power is related to the design orientation of the speaker and amplifier.
Let's first talk about why the design of the...[Details]
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1. Nand flash is read and written in page units and erased in block units. Each page is divided into main area and spare area. The main area is used to store normal data, and the spare area is used t...[Details]
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Since the theory of frequency synthesis was proposed in the 1930s, it has achieved rapid development and gradually formed three basic frequency synthesis methods: direct frequency synthesis technol...[Details]
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U-BOOT supports network functions. When downloading operating system kernels and large file systems, it is faster and more convenient than other boot loaders that do not support the network. At p...[Details]
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Electricity is a resource that is both useful and dangerous. In our daily lives, there is no way to carry out normal life and production without electricity. Therefore, it is the most important res...[Details]
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In the power supply system, the MOSFET driver is generally used only to convert the output signal of the PWM control IC into a high-speed, high-current signal so as to turn the MOSFET on and off ...[Details]
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1. Code process 1.1 Serial port code The program flow chart is as follows; The code executed by default_serial_console is as follows: There is the following definition in JZ2440.H: ...[Details]
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Car lights have been evolving along with the development of automobiles. Especially under the trend of intelligent automobiles, automobile companies pay more attention to consumer demand and are co...[Details]
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1. NVIC is a general term for interrupt vector table. Because there are many interrupt sources of STM32, some interrupts must have higher priority when used, so NVIC was born, which is used to config...[Details]
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In electronic measurement technology, frequency and phase measurement are one of the most basic measurements. Phase measuring instruments are commonly used instruments in the field of electronics. ...[Details]
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2.WDT interrupt:
The watchdog has two working modes: watchdog mode and interval mode.
There are two situations in which WDTIFG is set: a watchdog overflow occurs in the watch...[Details]
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It’s only been a few months since Huawei announced the Kirin 9000 processor, and now a whistleblower has revealed details about Huawei’s next-generation flagship Kirin processor, which is reportedly ...[Details]
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From March 13 to March 14, Dong Hongti, secretary of the Zhongzhan District Committee, went to Beijing and Xingtai to conduct investment promotion inspections, and successively visited Beijing Green V...[Details]
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(Image source: NVIDIA official website) According to foreign media reports, before a car goes on the road, the first basic ability it needs to have is to judge the distance between the car and a...[Details]
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The original intention of developing new energy plug-in hybrid technology is to enable the car to operate in both oil and electricity modes, and to run farther, have longer battery life, and consum...[Details]
Microcontroller MCU
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