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1. The advantages of LED lighting are:
First, as a point light source, if the design is reasonable, LED can directly solve the secondary light collection and light loss problems that traditional...[Details]
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Annotation: CMP and CMP are arithmetic instructions, TEQ and TST are logical instructions. The reason for grouping them together is that their S bits are always set, that is, they always affect the fl...[Details]
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The MAX8895X/MAX8895Y
USB
-compatible linear
battery chargers
operate from either a USB port adapter or a dedicated charger by automatically detecting the USB type and function enume...[Details]
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introduction In many embedded control systems, the system must complete a large amount of information collection and complex algorithms, and also realize precise control functions. The ARM9 micro...[Details]
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O Introduction
Commonly used thermometers can be divided into the following types according to their materials and uses: glass mercury thermometers, which are accurate and inexpensive, but...[Details]
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The isolation transformer mentioned here refers to the power frequency transformer working at 50Hz. In the UPS power supply system, the isolation transformer is a major component. Depending on the d...[Details]
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Abstract: A good battery charging method is graded constant current charging. The principle of PWM control DC/DC conversion is analyzed, and a design method of a new battery constant current cha...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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1. Main circuit
The whole process of input from AC grid and DC output includes:
1. Input filter: Its function is to filter the noise existing in the grid, and also prevent the noise generated ...[Details]
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The basic principle of inductance meter measurement is the constant current source method. Since the operational amplifier and peripheral components form an AC constant current source of a certain fr...[Details]
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The basic principle of DDS is to use the sampling theorem to generate waveforms through table lookup. There are many types of DDS structures, and its basic circuit principle can be represented by Fig...[Details]
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Design of system hardware interface circuit The
application of 8051 microcontroller in Intel's MCS-51 series is very mature. It has excellent compatibility with other 8-bit machines based on it, and ...[Details]
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According to foreign media reports, the US mobile phone giant Apple recently told the media that the company may withdraw from the UK mobile phone market in protest of the British court. According to...[Details]
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In recent years, as new and old car companies have spared no effort to accelerate the electrification process, electric vehicles have developed rapidly, but with it comes frequent safety issues. Prev...[Details]
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According to Jiwei.com, the well-known digital blogger @长安数码君 released news about the new phone, saying that the Huawei P50 series will be equipped with a new generation of super imaging system and t...[Details]
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