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introduction I have been involved in embedded software development for nearly five years, and I have almost always used ARM Cortex M core series microcontrollers. During these five years, thanks to t...[Details]
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A hybrid vehicle is a vehicle that is driven by a combination of an internal combustion engine and an electric motor. Its main features are energy saving and environmental protection. This type o...[Details]
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On November 27, Lianchuang Electronics released information related to an investor survey showing that the under-screen fingerprint lens has been recognized by major customers, and orders and shipmen...[Details]
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The development of new energy vehicle power battery systems involves multiple disciplines including materials, chemistry, mechanics, thermodynamics, heat transfer, fluid mechanics, electricity, s...[Details]
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Recently, the first 100kW flywheel energy storage uninterruptible power supply system independently developed by Erzhong Deyang Energy Storage Technology Co., Ltd. (hereinafter referred to as Erzho...[Details]
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Introduction With the development of network and multimedia technology, the importance and demand for visual communication have increased dramatically, such as desktop video conferencing, mobi...[Details]
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#include stdio.h void SerialInit(void) { TXSTA=0x24; //Turn on the transmit enable bit and high baud rate. The initial value of TRMT can be 0 or 1. RCSTA=0x80; SPBRG=0x19; //4M crysta...[Details]
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Ultra-Wideband (UWB) technology has the advantages of strong anti-interference ability, high transmission rate, extremely wide bandwidth, and low power consumption. In recent years, it has become a re...[Details]
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Bandpass filter circuit
The value of R1 is determined in advance in this circuit, and its size is close to the internal resistance r1 of the signal source. The principle of parameter selection ...[Details]
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How to judge whether the neutral wire and the ground wire are short-circuited? The short-circuit between the neutral wire and the ground wire is very dangerous in household electricity use, which can...[Details]
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1. DC output module
Power supply
Ripple and noise test
The output ripple of the DC output module power supply includes common mode and differential mode. The differential mode ripple i...[Details]
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PLCs of all brands have a self-diagnosis function, but the trick to PLC repair is to make full use of this function to analyze and then accurately find the problem. We have sorted out 8 common erro...[Details]
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What does a high voltage differential oscilloscope probe do? Modern power conversion equipment typically uses switching technology that requires special handling when making measurements, including t...[Details]
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On November 19, the first phase (stage one) of the fully automatic production line for the SMT section of memory production at the Naxin Manufacturing Base invested and built by Naxin Semiconductor T...[Details]
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aim of design First, the conductivity of the liquid is used to simulate the liquid level with buttons, so that the liquid level system can be detected very accurately and the expected purpose can be ...[Details]
Making friends through disassembly
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