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When you want to use a DC ammeter with a smaller limit to measure a larger DC current, you can use a parallel shunt to expand the range of the meter. The shunt is a resistor r1 with a small limit, wh...[Details]
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It is reported that a research team at Princeton University has developed an automatic system. The researchers combined artificial intelligence and radar used to track speeders to develop a system th...[Details]
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The schematic diagram is as follows: The source code is as follows: #include reg52.h #include intrins.h #include"define.h" #include"delay.h" #include"LCD1602.h" #include"DS18B20.h" #include"HL_a...[Details]
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This paper introduces the hardware and software design of embedded CAN intelligent node based on PIC16F874 single chip microcomputer, and uses PCL-841 CAN interface card to realize communication be...[Details]
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On October 17, 2022, in Shanghai, China, Ambarella (hereinafter referred to as "Ambarella", a semiconductor company focusing on AI vision chips) and Suzhou Zhihua Automotive Electronics (hereinafte...[Details]
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1. About the length of data types in C language
We should be familiar with the length of the 51 series C language data types, as shown in the following table:
type of data
length
...[Details]
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Directly using register addresses to develop STM32 requires looking up the chip manual for each register address, and also checking the meaning of each bit of each register, and then deciding ...[Details]
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Principle of TV scanning technology
Television technology uses the principle of photoelectric conversion to achieve the conversion of optical images into television signals. This conversion proce...[Details]
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Abstract: This paper introduces a keyboard extension method using DM642 and CPLD. CPLD manages the chip logic in the keyboard circuit, and the external interrupt of DM642 monitors the status of the...[Details]
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When connecting the DUT, in addition to using shielded and guarded cables, it is also very important to connect the appropriate terminals of the Keithley 4200-SCS to the appropriate terminals of the d...[Details]
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Briefly describe the uses and advantages The high and low voltage cable fault tester is a comprehensive solution for solving open circuit, short circuit, low resistance, grounding fault, high resista...[Details]
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introduction
As the types of household appliances in people's lives increase day by day, the types of remote controls also increase accordingly. Different types of remote controls generally ...[Details]
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On September 9, according to the Deputy Chief Minister of Maharashtra, India, Devendra Fadnavis, Beijing time on the 5th of this month, the Indian giant Adani Group and the Israeli wafer foundry To...[Details]
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I was chatting with a group of friends and mentioned the oscilloscope. Everyone thought that the oscilloscope was very important. After all, it is a window to observe the waveform. I mentioned it at...[Details]
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1 Introduction
In high-fidelity audio circuits, tube amplifiers have always been loved and paid attention to by audio enthusiasts due to their unique charm and musical listening experience. In re...[Details]