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core calls roslaunch.main. We continue to track and enter the ros_comm-noet-develtoolsroslaunchsrcroslaunch folder. We find a __init__.py file, which means this folder is a package. Open the ...[Details]
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It is almost impossible to achieve 115200 baud rate communication using 11.0592M crystal oscillator on 8051 series microcontrollers such as 89S51 and 89C51.
If you change the STC microcontroller,...[Details]
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1. Mixed programming within functions
If you want to use assembly language inside a C language function, you should use the following Cx51 compiler control commands:
#pragma asm
;;; Assembly code...[Details]
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TDK-EPC, a subsidiary of TDK, has released flat film capacitors with heights of 15mm and 19mm. The original product was 24mm in height. The new products are mainly used for smoothing capacitors, re...[Details]
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Today, Apple rolled out iOS 12.5.4 to several older iPhones and iPads, with build number 16H50. Officials said that this update brings important security updates and all users are recommended to in...[Details]
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Sina Digital News reported on the afternoon of December 14th, Beijing time, vivo released a promotional poster today, confirming that it will hold a press conference on December 17th, and will ...[Details]
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According to SamMobile, the Android 13 developer preview has been released, and Google Pixel models can update and try it out. It is worth noting that Samsung is intensively developing the One...[Details]
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On the afternoon of June 23, today, GoPro released an open API program called "Open GoPro", allowing third-party developers to integrate HERO9 Black cameras into their own apps. With Open Go...[Details]
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At the Samsung Advanced Foundry Ecosystem SAFE (Samsung Advanced Foundry Ecosystem) 2021 Forum which just ended this month, Samsung, the world's second largest wafer foundry, comprehensively introduc...[Details]
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Abstract: This article introduces the working principle and two practical application circuits of the zero-crossing ratio control driver IC-UAA1016B. 1 Introduction At present, a large num...[Details]
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The judicial reorganization case of Tsinghua Unigroup, which has attracted widespread public attention, has once again made gratifying progress. On the afternoon of July 11, Tsinghua Unigroup and ...[Details]
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Natural gas flow meter installation requirements 1. The vortex flowmeter can only measure in one direction. When installing, pay attention to ensure that the medium flow direction is consistent w...[Details]
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We all know that the three-phase stator winding of the motor generates a rotating magnetic field through electric current. According to the principle of magneto-electric induction, the motor casing...[Details]
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After the institutional reform of the State Council, the State Council has made major adjustments to the settings and functions of various departments. In order to strengthen the management of stan...[Details]
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How Lucid is outpacing Tesla with smaller motors
Lucid calls its motor design miniaturized, and has long boasted that the light and "compact" motors in its Air electric car are light enough to...[Details]
Analog electronics
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