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As one of the series of activities to celebrate the 117th anniversary of Fudan University, on May 21, Academician Liu Ming of the Chinese Academy of Sciences gave an online lecture entitled "The Inno...[Details]
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Many of you are familiar with JTAG downloading under CPLD, but when it comes to FPGA, you are more or less confused. How come
the configuration chip appears? Why do you need different download ...[Details]
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On June 22, the IPO of Beijing Haitian Ruisheng Technologies Co., Ltd. (hereinafter referred to as "Haitian Ruisheng") on the Science and Technology Innovation Board was accepted. It is worth noting ...[Details]
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The figure shows a high-precision standard voltage source circuit composed of a low-drift high-precision op amp FC72. It is very necessary in DC digital instruments and some measuring instruments, an...[Details]
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The figure shows a trigger circuit composed of a NAND gate and a NOR gate, which is quite practical. A in the figure is an RS trigger composed of a NAND gate. A micro switch is connected to the R and...[Details]
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The program source code is as follows: /* A single button controls a single digital tube to scroll display */ #include reg51.h typedef unsigned char uint8; typedef unsigned int uint16; #defin...[Details]
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0 Introduction
With the continuous acceleration of urbanization, the number of motor vehicles has increased rapidly, and the pressure on urban road traffic has increased day by day. Under the c...[Details]
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This switching power supply is a low-power switching power supply. It inputs 220V AC mains and outputs 12V DC. The maximum output current is 1.3A. It is mainly used for powering small devices, such...[Details]
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Sometimes precise delay is required. For example, the 18B20 temperature sensor has very strict timing requirements and must be accurate to the microsecond level.
1. Use NOP function
In keil C51, ...[Details]
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The dielectric of ceramic capacitors is made of ceramic materials with high dielectric constants, and its shape includes round tubes, discs or disks. The electrodes of ceramic capacitors are formed...[Details]
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With the integration and development of gigabit, AI, cloud, and IoT technologies, people are increasingly using large screens for learning, gaming, and entertainment at home. Smart screens are a tren...[Details]
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ask I want to choose a connector product that can help improve data transmission efficiency. Do you have any recommendations? answer You can pay attention to the zSFP+ pluggable I/O conn...[Details]
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As a liquid level instrument for on-site observation, the magnetic flap level gauge can intuitively reflect the actual liquid level status in the tank without the help of other means. Its convenience ...[Details]
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Differential Measurements vs. Floating Measurements
All voltage measurements are differential measurements. A differential measurement is defined as the voltage difference between two...[Details]
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Silicon carbide has excellent electrical properties such as high voltage resistance, high temperature resistance, high frequency, and radiation resistance. It breaks through the physical limitation...[Details]
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