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System function call sequence startup_stm32f10x_cl.s→ SystemInit() → SetSysClock()→ SetSysClockTo72()
Summary: I started to look at the code in keil4, which was very confusing. Later, I pasted it int...[Details]
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Amazon is expanding its robotics business with newer sorters, arms and Roomba-like mobile order fulfillment. Amazon's inventory handling system, which it calls Sequoia, was recently launched at a...[Details]
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The Shanghai Auto Show, which is held every two years, always attracts a lot of attention. When the Shanghai Auto Show meets autonomous driving, the sparks are even more dazzling. Probably to echo th...[Details]
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Introduction
With the continuous improvement of people's requirements for real-time signal processing and the rapid development of large-scale integrated circuits, the digital signal processo...[Details]
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At the 2022 China (Shenzhen) Integrated Circuit Summit held at the end of December last year, Wang Chenglu, CEO of Shenzhen Kaihong Digital Industry Development Co., Ltd., delivered a keynote speech,...[Details]
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(1) Be careful when moving and disassembling the meter, handle it with care, and avoid severe vibration or impact to avoid damage to the meter parts, especially the bearings and hairspring. (2) When...[Details]
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Honor has officially announced that the upcoming new flagship of the Honor 50 series will be equipped with Qualcomm Snapdragon 778G chip. Now a digital blogger has released the real photos of ...[Details]
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According to PhoneArena, Huawei Mate X may not be available before Samsung Galaxy Fold. Samsung officially announced that after "improving" the screen protection measures of Galaxy Fold, this fo...[Details]
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A switching power supply is a power supply that uses modern power electronics technology to control the time ratio of the switch tube to be turned on and off to maintain a stable output voltage. Due...[Details]
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Amplitude, frequency and phase constitute the three elements that describe a sinusoidal signal. Phase measurement usually refers to the measurement of the phase difference between two signals of the ...[Details]
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BKP is not finished yet, why switch to RTC? Because RTC and BKP are somewhat related, it is impossible to separate them. The following is the introduction of RTC in the data sheet: Introduction t...[Details]
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Background: Since the wifi part of the all-in-one version of the V4.0 and V3.5 boards of the manufacturer Xunwei has been changed, it is necessary to re-port the wifi Software foundation: Ba...[Details]
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introduction
Compared with other lighting, LED lighting has the following advantages: 1) high luminous efficiency, low energy consumption, good monochromaticity and narrow spectrum; 2...[Details]
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Jiwei.com reported that the investment trends of Huawei Hubble and Xiaomi Yangtze River Industry Fund have always attracted much attention. In 2020, the two companies have also been continuously expa...[Details]
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As the name implies, non-contact temperature sensors are sensors that can measure temperature without direct contact with the object being measured. This type of sensor is widely used in industry, ...[Details]
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