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1. Instrument model: R&S (Rohde & Schwarz) FSV40 spectrum analyzer. 2. Testing process: The instrument was turned on for self-test, but the self-test and self-calibration could not pass normally, and...[Details]
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Abstract:
This paper introduces the performance characteristics of the most popular single-chip RF transceiver chip nRF24E1 and the special chip TMC2023 with related computing functions; expl...[Details]
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Memory management problems and solutions There are 4 ways to manage kernel physical memory Choose one according to the configuration There are 5 ways to manage kernel virtual memory 4 for excepti...[Details]
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introduction
In the embedded field, embedded real-time operating systems (RTOS) are being used more and more widely. The use of embedded real-time operating systems can make more reasonabl...[Details]
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//main code example with parameters
#include iostream.h
int main(int argc,char *argv )
{
cout "input parameter 1 " argv endl;
cout "Input parameter 2" argv endl;
cout "The file na...[Details]
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Jiwei.com Sanya Report (Text/Zhang Yiqun) At the 2021 Snapdragon Technology Summit held today, Qualcomm CEO Amon said that Snapdragon has become the preferred platform for top Android devices. Earlie...[Details]
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Contact resistance testers are widely used to measure the contact resistance of various electrical switches, loop resistance, and cable wire and weld contact resistance. In daily use, when the volt...[Details]
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When developing a single-chip microcomputer project, keyboards are often needed, and most of the time, keyboards use single-button or matrix keyboards. Matrix keyboards have many advantages, and I ...[Details]
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In October 2020, Volkswagen and NXP began to cooperate on the electronic devices of electric vehicles (EVs), using NXP's battery management system (BMS) for Volkswagen's innovative MEB platform to he...[Details]
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As a major trend in the development of future automotive technology, autonomous driving has obviously become one of the hot topics in the industry that cannot be ignored. However, the full implementa...[Details]
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According to The New York Times, Apple has removed many popular screen time control apps from the App Store. The app designers believe this is because they compete with Apple's own screen time app an...[Details]
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At the Lexus Milestone event this week, Koji Sato, executive vice president of Lexus International, announced plans to introduce Automated Highway Teammate in 2020 as the brand celebrated its 30th an...[Details]
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First, let's talk about the differences and connections between ISP and IAP of stm32. ISP (In-System Programming) means that blank devices on the circuit board can be programmed with end-user code wi...[Details]
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Practical application systems often require high-precision measurements, and must also perform real-time and fast control to improve their development efficiency. For this reason, people often use ...[Details]
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With the development of automotive ADAS, the requirements for vehicle-mounted data transmission rates are getting higher and higher. The corresponding Ethernet transmission rate has reached more th...[Details]
Linux and Android
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