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arch_call_rest_init rest_init pid = kernel_thread(kernel_init, NULL, CLONE_FS); pid = kernel_thread(kthreadd, NULL, CLONE_FS | CLONE_FILES); cpu_startup_entry(CPUHP_ONLINE); The creation proces...[Details]
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introduction
In order to ensure that the solar power generation system can work normally, it is necessary to measure the various environmental parameters of the solar power generation system s...[Details]
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A new invention from MIT researchers could help the aviation industry dramatically shrink its carbon footprint. This invention will eventually allow large aircraft to take full advantage of motors, s...[Details]
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Active filter circuit
1. Definition of active filter circuit
Figure 1 General structure of filter circuit
In actual electronic systems, the input signal often contains some unwanted...[Details]
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The mainstream electronic locks on the market are designed based on passwords. The biggest drawback of password locks is that passwords can be easily stolen, guessed, or forgotten by others. With ...[Details]
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9 Timer 9.1 General purpose timer (TMR2 to TMR5) 9.1.1 Introduction to TMRx The general purpose timer is a 16-bit auto-reload counter driven by a programmable prescaler. It is suitable for a variety ...[Details]
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If you run a high-availability data center, you know that your uninterruptible power system (UPS) plays an important role. Any time a UPS fails, mission-critical power loads are potentially at ri...[Details]
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It is very easy to change the brightness of LED by adjusting the forward current. The first thing that comes to mind is to change its driving current, because the brightness of LED is almost direct...[Details]
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Zener diodes are widely used. Here is a simple method to accurately measure the voltage value of Zener diodes: As shown in Figure 1-1①, to measure the voltage value of Zener diodes below 15V, two...[Details]
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Nowadays, the world is short of energy. How to protect resources and reduce energy consumption has become a top priority for scientific research and industry, especially
in the fields of metall...[Details]
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LJMP MAIN; ORG 000BH; LJMP ITP0; ORG 0100H; MAIN: ACALL PT0M0; MOV A,#00; MOV 30H,#4; PT0M0: MOV TMOD,#02H;Initialize FANGSHI ER mode MOV TL0,#0CEH;Timing 50Us MOV TH0,#0CEH; SETB...[Details]
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What is a subroutine? In the actual programming process, in order to reduce the amount of program code, some frequently used instruction sets are called subroutines; this can be compared to the delay...[Details]
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Since the second half of 2020, the open and covert struggles between British chip design giant ARM and its subsidiary ARM China have been a focus of attention in the technology industry. Now, after a...[Details]
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Siemens Digital Industries Software announced that it has joined the Global Battery Alliance,
which brings together leading international organizations, non-governmental organizations, indust...[Details]
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Recently, the external lines of the Yongji Guoyun Microcontroller 100MW independent hybrid energy storage project, the country's first 100MW hybrid energy storage and frequency regulation project u...[Details]
MicroPython Open Source section
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