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On June 10, according to the 21st Century Business Herald, Arm China Executive Chairman and CEO Wu Xiong'ang was dismissed. "The past week has been in a tense state, and it involves legal ...[Details]
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Yesterday we talked about how to send an English letter through the UART port. In fact, according to the ASCII code table, uppercase and lowercase letters, numbers, punctuation marks, and some...[Details]
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1. Composition of the double-fed speed control system
For wound-rotor asynchronous motors, the stator is connected to an industrial power supply with a fixed frequency (50Hz), and the rotor s...[Details]
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Introduction to several cycles Cycle Name describe time Oscillation (Clock) The period of the oscillator source that provides the clock pulse signal T=1/f state The oscillation period is obta...[Details]
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1. D, digital; A, anolog. Numbers: 0 and 1.
2. T-type resistor network D/A converter:
D/A working principle: The current is shunted through internal resistors to generate chan...[Details]
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Reducing complexity, enhancing functionality and improving efficiency are the top priorities for all lighting manufacturers. OSRAM and Infineon Technologies AG have joined forces to work together ...[Details]
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The reasons for the scrapping of lead-acid batteries can be roughly divided into three types: one is due to frequent overcharging or over-discharging in the absence of water. For example, in taxis ...[Details]
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Jitter reflects the time deviation of a digital signal from its ideal position. The bit period of high-frequency digital signals is very short, usually in the hundreds of ps or even tens of ps. Ev...[Details]
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2019 is coming to an end. For automobile manufacturers, this year's automobile technology presents a situation of "a battle of gods". Whether it is automobile safety or charging technology, there ...[Details]
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1 Introduction The three-stage propellant tank of the Long March 3 carrier rocket is a cryogenic tank with a common bottom, which divides the tank into two independent parts: the liquid oxygen tank...[Details]
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Lenovo recently updated its laptop product line. The new Xiaoxin series includes Xiaoxin Air 14 (2021), Xiaoxin Pro 14 (2021) and Xiaoxin Air 15. All these new machines are equipped with Intel's late...[Details]
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On August 24, 2022, the R&D and manufacturing base of the skateboard chassis of Itren Robotics officially started construction in the Robotics Industrial Park in the New District of Mianyang Scienc...[Details]
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Prepare for analysis It looks like just an LED, but the difference between S5PV210 and S3C2440 is not in the LED, but in the process of booting from NandFlash. For S3C2440, as long as there is no p...[Details]
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On December 28, the Xiaomi 12 series was officially released, offering three models: Xiaomi 12X, Xiaomi 12, and Xiaomi 12 Pro, priced from 3,199 yuan, and will be available through all channels ...[Details]
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The MAX2687/MAX2694 is a low-noise amplifier (LNA) for GPS L1, Galileo, and GLONASS applications. Designed using Maxim's advanced SiGe process, it provides high gain and low noise figure while achiev...[Details]
Microcontroller MCU
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