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I used the bit definition in my 51 program: bit flag. After defining it this way, I ran the program and downloaded it to the circuit board. I found that the flag was not the value I set, which led to...[Details]
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1 Introduction
With the increasing intelligence of buildings, people are no longer satisfied with simply using cameras to track and monitor people or objects in buildings. Therefore, wirel...[Details]
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"China's door of opening up will not close, but will only open wider and wider." This is the strong message of the times sent by China to the world. After a year, the second China International Impor...[Details]
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The number of parallel I/O ports of a microcontroller is always limited. Sometimes the parallel ports need to be used for other more important purposes. Generally, a large number of parallel I/O port...[Details]
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During the transmission process of digital signals, errors (bit errors) may occur due to interference or deterioration of channel characteristics. Therefore, error correction is an indispensable pr...[Details]
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1. In the TN-CS system, if the detection circuit is between the PEN line and the L line of the TN-C section, the leakage on the PE line of the TN-S section will cause the leakage circuit breaker to re...[Details]
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Send back the information received by the serial port #include “reg51.h" #define MAXSIZE 30 // Maximum length of the string void Send(); int index = 0; char before = 0; //Record the charact...[Details]
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On June 15, the application of Guangdong Lair New Materials Technology Co., Ltd. ("Lair Technology") for listing on the Science and Technology Innovation Board was accepted. Among them, Lair Techno...[Details]
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The ubiquity of GSM mobile phones is leading to a continuous increase in unwanted RF signals. If the electronic circuit does not have adequate RF suppression capabilities, these RF signals will cau...[Details]
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As the name suggests, the working principle of a digital multimeter is mainly based on digital circuits to detect and analyze signals, and then provide LCD display through an analog-to-digital conv...[Details]
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Today I will talk to you about the fault analysis method of the liquid level control instrument system, mainly from the following points: (1) When the indication value of the liquid level control ins...[Details]
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According to foreign media 91Mobile, realme recently sent an invitation letter to Malaysian media, stating that the world's first smartphone equipped with MediaTek Helio G35 chipset will be la...[Details]
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An oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform invisible electrical signals into visible images, making it easier for people to study the changing p...[Details]
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51 MCU interrupt system structure Interrupt Enable Control The CPU's opening and shielding of all interrupts of the interrupt system and a certain interrupt source are controlled by the interrupt...[Details]
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BOE exclusively supplies Nubia and Red Magic flagship new products with a new generation of under-screen display technology, leading the industry into the era of true full-screen
O...[Details]