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1. Design requirements
This power supply is used in the front end of an AC voltage conversion. The input control signal is 4VAC (50HZ AC effective value range 2VAC-8VAC), and the input power i...[Details]
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The trend of wireless Bluetooth headsets (TWS) started by Apple has become a market development trend in 2019. Major mobile phone brands such as Huawei and Xiaomi have already begun to attack this ma...[Details]
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Since the beginning of the 21st century, cars have become more affordable and accessible to every household. Along with this, the problem of "difficult parking" has been frequently reported in the ...[Details]
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With the development of embedded system technology, electrically erasable Flash chips have been widely used due to their large capacity, low price, and convenient programming. Since the system with th...[Details]
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Optimization theory and algorithm is an important branch of mathematics. The problem it studies is which solution is the best among many solutions and how to find the best solution. As early as 500 ...[Details]
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Variable frequency motor is a widely used motor, which can be seen in our daily life. In the construction site, whether it is a low mixer or a tall crane, they all use variable frequency motor as a...[Details]
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Ever since Apple enabled MFi encryption certification for iPhone data cables, the billions of dollars in profits in the counterfeit data cable market have almost disappeared; now, Apple has again use...[Details]
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Taiwanese industrial computer manufacturer Advantech continues to expand its presence in the Russian market. Following the planning to set up a research and development center, it also plans to set u...[Details]
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1. PIC microcontroller bus structure - Harvard structure: that is, the instruction and data spaces are completely separated, so one difference from common microcontrollers is that the program and dat...[Details]
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In order for vehicles to drive autonomously, they must perceive their surroundings with the help of sensors : cameras, radar, ultrasonic and LiDAR sensors, etc. How sensors enable autonomous drivin...[Details]
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1. Experimental task: When the switch SP1 is pressed, the AT89S51 microcontroller generates a "ding-dong" sound which is output from the P1.0 port to the LM386 and then sent to the speaker after am...[Details]
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What is the shortcut to learning MCU? The so-called shortcut is to avoid detours. I took a lot of detours when I first started learning MCU. Many friends and I have similar experiences. When...[Details]
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Disassemble hand shaft 4-5-6
Tools to remove the robot.
Note the position of each axis before removing the tool.
Position the robot.
Catch the robot hand axis and sh...[Details]
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First, let me talk about the phenomenon of the problem. If you have this phenomenon, you can read this blog post by the blogger. After downloading the program once, the second download will prompt "n...[Details]
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Single-channel, multi-channel analog-to-digital conversion (AD)
I. Experimental purpose
1. Through the experiment, get familiar with the timer of F2812A.
2. Master the control method o...[Details]