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Light-emitting diodes (LEDs) are the next generation of lighting components for buildings and indoor lighting. They are much more energy efficient than incandescent lamps, but they must be driven b...[Details]
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View uboot information in uboot
# bdinfo
arch_number = 0x000007CF
env_t = 0x00000000
boot_params = 0x30000100
DRAM bank = 0x00000000
- start = 0x30000000
- size ...[Details]
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On September 11, Beijing time, Apple held an autumn new product launch conference in the United States. The new iPhone 11 Pro series was equipped with a rear triple camera for the first time, includi...[Details]
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Due to the need for remote power supply, a high-voltage and high-power DC switching
power supply
needs to be developed
. The main reason for using a switching power supply is that the power of ...[Details]
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Recently, foreign media exposed the renderings of iPhone SE3. The new phone will adopt a right-angle frame design and have five colors to choose from. The classic black color is not mentioned in the ...[Details]
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Abstract: Based on the principle of real-time infrared thermal imaging system composed of PC and DSP digital signal processing board, the technology of data exchange between the host and DSP thr...[Details]
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On December 7, Zijin Insurance, Munich Reinsurance (Munich RE) and Narada Power signed a strategic cooperation agreement to cooperate on the quality and performance assurance of energy storage syst...[Details]
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On December 15, BYD Xiangyang Industrial Park was roaring with machines, and the first blade battery production line with a capacity of about 1.9GWh was officially put into production. BYD's full rang...[Details]
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1. Summary of this article
The fourth issue of this magazine introduced the principle of connecting a single-chip microcomputer to an external keyboard and gave an application example. This issu...[Details]
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The LPC5500 family of microcontrollers (MCUs) offers many features for modern embedded designers looking for devices capable of handling a variety of applications, from robotics to industrial applica...[Details]
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Among the numerous walkie-talkies in the current society, the antenna is a very important component. The quality of communication of all walkie-talkies is
almost related to this component. Due t...[Details]
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1 Introduction
The communication power supply is often called the heart of the communication system. If it does not work properly, it will cause the communication system to fail, or even p...[Details]
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The electromagnetic compatibility (EMC) problem of high-frequency power electronics has its own particularity. The di/dt and du/dt generated by the power semiconductor switch tube during the switch...[Details]
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Recently, a series of articles revealed the price war and oversupply in the power battery industry, and the entire industry is feeling the pressure and chill. China Business News " Battery cell quo...[Details]
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In the previous section, when I set up to disable the watchdog, I set WTCON to 0 and masked the interrupt. As shown below:
This section is to mask the interrupt register:
The follow...[Details]