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1. The similarities and differences between the lumen efficiency of a single LED and the lumen efficiency of a lamp using LED as a light source
For a specific LED, with a specified forward bia...[Details]
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On the afternoon of August 2, in the Integrated Energy Service Command Center of State Grid Jiangsu Nanjing Power Supply Company, a large screen displayed the on-site images of the customer's power...[Details]
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1. System clock configuration void RCC_Configuration(void) { ErrorStatus HSEStartUpStatus; RCC_DeInit(); RCC_HSEConfig(RCC_HSE_ON); HSEStartUpStatus = RCC_WaitForHSEStartUp(); ...[Details]
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What is Automotive IDS?
ISO/SAE 21434 (Road Vehicles - Cybersecurity Engineering) is a vehicle security standard that defines five steps to be taken when an attack occurs, as shown in the figu...[Details]
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System functions Use STM8's USART for self-transmission and self-reception (short-connect the transmit pin RXD to the receive pin TXD), send data: 0, 1, 2... data, and receive the data you send: 0, 1...[Details]
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Weibo celebrity @王奔宏 shared a photo of a real-life new vertical folding-screen phone. From its UI interface, it can be seen that this is a folding-screen phone that Samsung has not yet release...[Details]
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Against the backdrop of the rapid development of the
smart home and
service robot
industries, home appliance giant Haier and humanoid
robot
startup Leju have reached a strategic part...[Details]
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This is a program that uses a 51 single-chip microcomputer to control the forward and reverse rotation of a stepper motor, and can also achieve speed regulation. #include "reg51.h" #include "int...[Details]
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Enterprises cannot blindly promote automation and replace people with machines, nor can they remain in the mode of using a large number of manual operations. They need to organically combine the char...[Details]
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In the process of electrical drawing design, a very important concept is how to describe the structure of the system and components. For example, how do we describe the sentence "the contactor for ...[Details]
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Introduction.
The Linear Technology LTC1392 is an inexpensive 10-bit A/D converter with the added capability of measuring the temperature of the IC and the value of the nominal +5 V supply. Th...[Details]
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Abstract: This paper develops a data communication terminal based on power line transmission medium. The system is fully compatible with the HomePlug standard and has many advantages such as low ...[Details]
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C51 MCU digital tube to achieve 99 seconds countdown (combined with timer) - STC89C52 MCU code show as below: #include reg52.h typedef unsigned char u8; typedef unsigned int u16; sbit b1 = P2^2;...[Details]
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On November 30, the power grid load in Xianyang area hit a new high since the beginning of winter at 2,161,080 kilowatts, an increase of 12.34% over the same period last year, and the power grid op...[Details]
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Encoder control of inverter speed is a common industrial automation control method. It uses the encoder to monitor the motor's speed, position and other information in real time, and feeds this inf...[Details]
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