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diode: Direct plug LED positive and negative pole judgment: 1: Judge by the length of the pin of the direct-inserted light-emitting diode. The longer pin is the positive pole and the shorter pin is t...[Details]
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Washing machines have always been an important part of our daily lives. However, the problems we have to deal with within a few months of using them make it more difficult. Previously, we have publ...[Details]
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On September 28, the user-side energy storage power station invested and built by Xingzhong Energy in the Zero One Co-creation Park in Zhongshan Torch District was officially put into operation...[Details]
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In addition to the necessary hardware, software is also indispensable in the development of single-chip microcomputers. There are two ways to convert the assembly language source program we write i...[Details]
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Because I am used to using multisim to simulate simple circuits, I always feel that it is more user-friendly than other software. Recently, my junior used Proteus to simulate the microcontroller, so I...[Details]
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The PCF8574 module makes it possible to realize IIC driving LCD1602. The following figure is the connection circuit diagram of PCF8574 module and 1602: The actual connection method is as follows:...[Details]
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Three-phase asynchronous motors are commonly used in industrial production. There are many different starting methods, and different starting methods are suitable for different working conditions a...[Details]
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Apple's new generation of Apple Watch 7 series smartwatches are officially on sale today, starting at 2,999 yuan. This watch has a higher screen-to-body ratio, a 70% increase in maximum brightn...[Details]
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Continuous wave radar has the advantages of high measurement accuracy and simple equipment. Continuous wave phase comparison ranging radar inherits the inherent advantages of continuous wave radar....[Details]
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The chip used is stm32f103c8t6. Today, when debugging the board, I found that the LED light on the PA15 port only has an intermediate level of 2.3V regardless of whether the output is high or low. La...[Details]
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At present, the reversing device commonly used in my country is ultrasonic reversing radar. Although this device can accurately measure the distance between the rear of the car and the obstacle beh...[Details]
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LEDs are widely used in indicator lights, large billboards, scanners, fax machines, mobile phones, car lights, traffic lights, etc. due to their long life and low power consumption. However, in ter...[Details]
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On August 13, Wall Street News reported that SK Hynix has raised the price of its DDR5 DRAM chips by 15%-20%. Supply chain sources said that Hynix's DDR5 price increase was mainly due to the squeez...[Details]
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This article wants to share with you the latest planning algorithm of Apollo 7.0. Since the overall planning code of Apollo is quite large, it is better to sort out its framework at the beginning, an...[Details]
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The reason for the supplement is that the previous article is incomplete, but it also has some reference value. The two articles combined can solve more problems. 1 Open the IAR software as shown b...[Details]
Making friends through disassembly
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