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1. Check the LED normally (1) Check with a multimeter. Using a pointer multimeter with a ×+kΩ range can roughly distinguish the quality of the light-emitting diode. Under normal circumstances, th...[Details]
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Now that we understand serialization, let's go back to the previous section. We found that ROS did not use a third-party serialization tool, but chose to implement it itself. The code is in r...[Details]
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In addition to unlicensed bands such as 2.4GHz, most radio spectrum in countries around the world is licensed to individual operators for exclusive use through auctions. However, the CBRS band rele...[Details]
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Friends who are familiar with oscilloscopes may have had this confusion: there are two types of input impedance: 1MΩ and 50Ω, how should we choose? 1. Transmission Line To explain the origin of 50Ω...[Details]
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In the safety system, F-CPUs can use the PN/PN Coupler module to perform safety-related communication between controllers. Communication is performed through two safety application blocks, namely t...[Details]
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According to the requirements of the Preventive Test Regulations for Electric Power Equipment "DL/T 596 - 1996", the test current for the conductive loop resistance test of various switching equipmen...[Details]
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The STM8AF526x/8x/Ax and STM8AF6269/8x/Ax automotive 8-bit microcontrollers offer 32KB~128KB of non-volatile memory and integrated true data EEPROM. The STM8AF52 series has a CAN interface. All...[Details]
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It can quickly read the displacement value of the optical ruler, and obtain the desired result instantly through software module calculation based on spatial geometry; and generate graphics on the sc...[Details]
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On the 9th, the State Council's executive meeting passed the "Several Opinions on Vigorously Promoting the Development of Informatization and Effectively Ensuring Information Security", confirming th...[Details]
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Abstract: Intelligent medical equipment can reduce human errors and ensure the accuracy of measurement. An intelligent blood parameter analysis system is designed with SPCE061A single-chip microcom...[Details]
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Beijing time, April 12, morning news, it was reported that SK Innovation and LG Energy Solutions, two major Korean electric vehicle battery manufacturers, reached a settlement in the United States...[Details]
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According to the Ministry of Science and Technology, among the key projects of the 863 Plan of the 11th Five-Year Plan, the MW-level grid-connected photovoltaic power station system, which is combined...[Details]
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In order to ensure that the EPS emergency power supply is better applied to the fire emergency system, the EPS emergency power supply needs to be inspected and tested before or during use. The fo...[Details]
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As shown in the figure, 555 and R1, R2, C1 form an astable multivibrator, with an oscillation frequency of about 10kHz and a duty cycle of nearly 50%. VT2 and VT3 are used as switch tubes to expand...[Details]
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On June 27, iFLYTEK released iFLYTEK Spark V4.0 at the Beijing National Convention Center. After this upgrade, iFLYTEK Spark is fully comparable to ChatGPT 4 Turbo, ranking first in 8 international...[Details]