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Usually, the PFC of the Boost power circuit has three working modes: continuous, critical continuous and discontinuous mode. The control method is that the input
current
tracks the input
...[Details]
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1. Overlap welding: Overlap two objects to be welded together and weld directly. This method is the most commonly used, with high efficiency, time saving and trouble saving. However, the welding must...[Details]
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1 Introduction As we all know, in various practical applications, antennas are often required to have characteristics such as high gain, high power, low side lobes, and beam control. Since antenn...[Details]
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People's social life cannot be separated from communication. The first thing encountered and solved in communication is the communication tool - language and writing. After the advent of computers...[Details]
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The corresponding pins of LED are GPF4, GPF5, and GPF6. The compiler used is arm-linux-gcc-4.5.1. Includes four files head.S main.c main.lds Makefile. Purpose of the experiment: Move the lighting...[Details]
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1 - Target system not detected
Before debugging, please connect the target board and then use the debugging software to detect the target system. If the target system cannot be detected, please do th...[Details]
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BL NEXT ; Jump to subroutine .........; Execute at NEXT NEXT .......... MOV PC,LR ;Return from subroutine Here BL means jump, LR (R14) saves the return address, PC (R15) is the current addre...[Details]
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The software and hardware of the microcontroller running water lamp program written in C language can make eight LEDs light up in turn, and the lighting and extinguishing time of each lamp is 1 secon...[Details]
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Recently, the Public Security Bureau of Fujian Gulei Port Economic Development Zone cracked a "million-chip case", successfully recovered 52 stolen high-tech chips, arrested 4 criminal suspects, and ...[Details]
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2. Supplement and expansion 1. Generation of interrupt request signal ①1NT0 and 1NT1: external interrupt 0 and external interrupt 1. The interrupt request signals are input by P3.2 and P3.3 pins ...[Details]
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I studied MCU for 2 years in college and have used MCU for almost 2 years, but I still have a little fuzzy about its detailed internal workings (maybe the usual application does not involve the ...[Details]
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I'm working on an SD card driver recently. I've ported efsl before, but I felt that not many people use it. Now I'm porting FatFs to catch up with the team. The first step is to ens...[Details]
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The development of new energy vehicles has been a hot topic in recent years, and we must also pay attention to the potential business opportunities and value that the development of new energy brings...[Details]
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Recently, the Dongguan Municipal Development and Reform Bureau issued the "Notice on Organizing the 2024 Dongguan New Energy Storage Demonstration Application and Public Service Platform Certificat...[Details]
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Asus announced today that Tencent ROG Gaming Phone 5 will be officially released on March 10. The official said, "Instead of staying the same and getting lost in the crowd, it is better to make...[Details]