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Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
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1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
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Portable power applications are broad and varied. Products range from wireless sensor nodes with average power consumption of only a few microwatts to in-vehicle medical or data acquisition systems...[Details]
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During the operation of electronic equipment,
memory
failure or failure will not only lead to economic losses, but also may lead to catastrophic consequences. Therefore, memory testing has ...[Details]
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After the development of the single-chip microcomputer application system is completed, the system often freezes at the work site due to noise interference, electromagnetic interference, overvoltag...[Details]
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In the process of designing electronic products, we usually control the cost of the designed products, always try to simplify the circuit, reduce the components, and simplify the installation process....[Details]
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Abstract Based on the overview of the hardware design of digital synthesis sweeper, this paper describes a USB2.0 interface design based on ISP1362, including the hardware structure design of USB i...[Details]
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0 Introduction
A wireless sensor network is a type of RGS system (remote ground sensor system). It is a detection system that uses a variety of sensors as comprehensive intelligence collection...[Details]
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Introduction
While computer, Internet and communication technologies are developing rapidly, embedded system development technology has also achieved rapid development. This is not only reflect...[Details]
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How to Test Semiconductor Diodes Cleverly
The diode test shown in the figure is simple and easy to perform, and the test is convenient and fast.
In the figure, T is a...[Details]
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Thermal simulation is an important part of developing power products and providing product material guidelines.
The trend of optimizing module form factor is the development of end equipm...[Details]
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One diode makes fluorescent lamps start quickly at low temperatures
Ordinary fluorescent lamps are difficult to start at voltages of 200-170V or in winter. If a diode is added to the flu...[Details]
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In some important departments or warehouses, alarm devices are often installed to prevent outsiders from illegally entering. Figure 4-6-3(a) shows the system block diagram of an alarm device.
...[Details]
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A variety of devices used to provide control or safety functions often require the use of current measurement devices. The most common method of measuring current through a circuit is to measure th...[Details]
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In order to prevent the battery from being overcharged, the charging endpoint needs to be controlled. When the battery is fully charged, there will be some special information available to determine w...[Details]
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