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The PDF417 barcode is a high-density, high-information-content portable data file. It is an ideal means to automatically store and carry large-capacity, high-reliability information such as certifi...[Details]
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MEMS technology has developed along with the development of semiconductor integrated circuit micro-machining technology and ultra-precision mechanical processing technology. It has opened up a new te...[Details]
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Acquisition will support continued growth in RF and microwave filtering solutions. Knowles Precision Devices, a business unit of Knowles Corporation, has acquired California-based Integrated Microw...[Details]
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Make your own LPC17xx firmware, mainly to solve the problem of LPC17xx utilization. Lpc makes its own keil firmware library I am used to the Keil environment and have just learned a little about STM...[Details]
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In recent years, various Bluetooth innovations have been increasingly used in commercial fields such as retail, hotels, tourism and healthcare, thanks to the low power consumption characteristics of ...[Details]
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introduction
The current PLC system sometimes needs to use a dedicated human-machine interface (HMI) or industrial PC to display process variables or set system parameters. HMI and IPC not o...[Details]
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Figuring out how much capacitor and resistor to add is a challenge.
Here is a quick way to solve this problem.
Figure 1 shows the power stage of a forward converter. The con...[Details]
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Fault phenomenon The instrument cannot be turned on due to abnormal startup Testing process After testing, it was found that the logic unit of the instrument control board was damaged, causing abnorm...[Details]
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A charge pump voltage inverter is a DC/DC converter that converts the input positive voltage into a corresponding negative voltage, that is, VOUT = -VIN. In addition, it can also convert the ...[Details]
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BYD's sales have soared, especially its flagship model Han, which is the first Chinese car to gain a foothold and compete head-on with BBA and Tesla. Blade batteries have played an indispensable role...[Details]
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This article discusses the considerations for designing
portable embedded system
power supplies
and the guidelines that should be followed in designing. These principles are helpful for ...[Details]
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1.What is PWM? It is pulse width modulation, or PWM for short. A very effective technique for controlling analog circuits using the digital output of a microprocessor is the control of pulse wi...[Details]
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Cable fault tester, also known as cable fault detector, is a test instrument that power workers often use when repairing cables. We know that when determining cable faults, testers are not only req...[Details]
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0 Introduction
This paper studies a temperature detection data transceiver module based on serial port. Using DS18B20 temperature sensor to design temperature monitoring module, accurate to 0....[Details]
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AC power control circuit is an important part of modern power system, which involves the control and regulation of AC power. In practical applications, there are many control methods for AC power c...[Details]
Motor Drive Control（Motor Control）
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