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Inclinometer is an instrument for measuring the inclination, azimuth, lateral displacement and settlement of the borehole, and plays an important role in actual engineering construction. Monitoring...[Details]
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The iQOO U5 mobile phone has officially been connected to the domestic network on December 14, with the model number V2165A, supporting 5G communication. The screen of this phone is 6.58 inches...[Details]
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The Honor 50 series will be officially released on June 16. The new products have selling points such as 100-megapixel ultra-clear imaging, 100W super-fast charging, and 1 billion-color ultra-c...[Details]
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Unlike timer interrupts, external interrupts respond immediately and do not need to wait until the timer time is up, so external interrupts have the highest priority. Interrupts can be nested at leve...[Details]
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When using IAR to develop STM8, I found that after setting the font, the fonts of some files were normal, while the fonts of some files were abnormal. For this reason, I have always felt unhappy. Rece...[Details]
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The leakage current tester GLC-9000 is an instrument suitable for measuring leakage current (contact current, protective conductor current) of medical electronics and general electronic products. It ...[Details]
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3D tone circuit made by LM4610
LM4610 is a new high-end HIFI-level tone integrated circuit launched by NS Company of the United States after LM1036. It is an ideal replacement product for LM103...[Details]
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Magnetic
sensor
As the name implies, the sensor senses the existence of magnetic objects or the magnetic intensity (within the effective range). These magnetic materials include not only ...[Details]
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500W Power Factor Correction Circuit:
Working principle of power factor correction
1 Definition of power factor
Power factor (PF) refers to the ratio of AC input active power (P) to in...[Details]
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1. Kconfig analysis in the serial folder config SERIAL_SAMSUNG tristate "Samsung SoC serial support" depends on ARM && PLAT_S3C select SERIAL_CORE help Support for the on-chip UARTs on the Samsu...[Details]
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LED driver power supplies are currently developing towards high power factor, high output current accuracy, high efficiency, high reliability, low cost and small size. Therefore, the primary current ...[Details]
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The most convenient way to control industrial frequency AC power with a single chip microcomputer is to use a bidirectional thyristor MDK160A. In order to avoid the interference and influence on the ...[Details]
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210 startup process:
Although there is a distinction between BL1 and BL2 in 2440 and 6410, the same is true for 210:
...[Details]
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1. Development Environment
Host : VMWare--Fedora 9
Development board: Mini2440--64MB Nand
Compiler: arm-linux-gcc-4.3.2
2. Implementation steps
1. Hardware schematic analysis. From th...[Details]
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Honda e is a pure electric mini car launched by Honda, which is mainly designed for urban commuting. After Honda officially released the preview image of Honda e, the car has been officially accepted...[Details]