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1. Introduction
In recent years, electronic products powered by batteries have been widely used, and designers are eager to use low-voltage analog circuits to reduce power consumption. Low-vol...[Details]
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#include
#define LED PC_ODR_ODR1
void GPIO_INIT() // PC1 push-pull output
{
PC_DDR_DDR1=1;
PC_CR1_C11=1;
LED=1; // Turn off LED first
}
void TIM2_INIT()
{
TIM2_PSCR_PSC=11; // Coun...[Details]
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The presence of the probe expands the scope of application of the oscilloscope, allowing it to test and analyze the electronic circuit under test online, as shown in the figure below: Figure 1 The ...[Details]
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UPS (Uninterruptible Power System), also known as uninterruptible power supply, is a constant voltage and constant frequency uninterruptible power supply with energy storage device and inverter as the...[Details]
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When the output power of the digital power amplifier is greater than 50W, it is not possible to use only a monolithic fully integrated integrated circuit to construct the amplifier. It is necessary t...[Details]
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Following the trend of new energy vehicles, the charging industry is very lively, but charging operators and platform providers have not found a sustainable and generally feasible profit model. Yun...[Details]
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Background noise is a new auxiliary feature added in iOS 15, which aims to reduce the interference of external environmental noise. Background noise combined with the noise reduction function of head...[Details]
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The digital tube display in the 51 single-chip microcomputer is also a classic process. Because the IO port is limited, the data port and the strobe port of the digital tube use the same IO port...[Details]
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29. What does V/f mode mean?
When the frequency decreases, the voltage V also decreases proportionally. This problem has been explained in answer 4. The proportional relationship between V and...[Details]
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Shortly after Ruihua Accounting Firm filed a lawsuit against the China Securities Regulatory Commission, *ST Kangde, which had previously implicated Ruihua Accounting Firm in suspected financial frau...[Details]
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1. Overview I2C (IIC, Inter-Integrated Circuit), a two-wire serial bus, was developed by PHILIPS to connect microcontrollers and their peripherals. It is a serial bus composed of data line SDA ...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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At the beginning of 2020, the sudden outbreak of the COVID-19 pandemic brought severe challenges to people's work and life, and the production and operation of enterprises, especially to the informat...[Details]
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To set the system to work in svc privileged mode, we know from the previous learning that this requires setting the CPSR program status register.
In the ARM Architecture Reference Manual.pdf d...[Details]