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1. For npn: Connect the black test lead to the assumed collector c, and the red test lead to the assumed emitter e. Use your fingers to short-circuit b and c. Observe the pointer swing; then, swap th...[Details]
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Introduction: I inserted the USB drive into the development board, and it said it was connected, but nothing was displayed. The manual said there would be a folder called udsik, but I couldn't find i...[Details]
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July 22 news (Text/Wilde) Hyundai’s “new benchmark” for B-class cars - the tenth-generation Sonata (SONATA) landed in the Chinese market today. It is worth noting that the car's smart cockpit is full...[Details]
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1 Introduction
With the continuous advancement of science and technology, in most fields, wired connections can no longer meet the requirements of rapid technological development. Wireless comm...[Details]
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The key to VB serial port is MScomm control. Now I will introduce MScomm control.
Each MSComm control corresponds to a serial port. When using multiple serial ports, you need to use multipl...[Details]
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Recently, I studied the application of STC12C2051's EEPROM and found that the official only gave the assembly language version of the program. Only the company's latest STC11/10xx series of microcontr...[Details]
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In order to design a traffic light with a left turn signal at an intersection, one must first thoroughly understand the control logic of the circular traffic light. In the design process of this ex...[Details]
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Contents The present invention relates to an electromagnetic flowmeter with fluid impedance measurement, and more particularly to a dual-excitation electromagnetic flowmeter that uses a controllable ...[Details]
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Proteus simulation of DS1302 + 8-bit digital tube display test. The simulation effect is as follows: The source program is as follows: /* 51 single-chip microcomputer: DS1302 + digital tube Prote...[Details]
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I have a damaged USB flash drive with a voltage regulator IC662K. Since it is not convenient for me to buy SMD components, I want to use a voltage regulator diode to replace
a 30Ω resistor and a 3.3...[Details]
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On January 30, vivo S7t was launched on the official website. Compared with vivo S7, the Snapdragon 765G was replaced with the MediaTek Dimensity 820 processor. The other configurations are the same....[Details]
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A recorder with a recording monitoring function (most recorders have it), when in recording mode, the external microphone jack receives the audio signal while the monitoring jack also outputs the sam...[Details]
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Problem encountered: An unsigned integer array is defined. The low byte of an element in the array is 0X01FF and the high byte is 0X0200, so an error occurs. Solution: Re-standardize the order of d...[Details]
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Generally, many materials and textbooks believe that the on-resistance of MOSFET has a positive temperature coefficient, so it can work in parallel. When the temperature of one of the parallel MOSF...[Details]
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From October 14 to October 20, Sunwoda Power will present its core products at the Paris Motor Show, one of the world's five major auto shows; at the same time, its manufacturing base in Hungary wi...[Details]
Industrial Control Electronics
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