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When I was testing the circuit board, I found that one circuit board could not be programmed. So I checked it: 1. There is no problem with power supply and ground 2. Use an oscilloscope to te...[Details]
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This paper proposes an intelligent voice system that uses ATmega8 microcontroller to control ISD2500 series voice chips. This system is flexible to use, easy to upgrade functions, and has good applic...[Details]
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Driven by innovative technologies such as the Internet of Things, AI, and big data, more and more smart wearable products are emerging, bringing more changes to life. Not only young people are attrac...[Details]
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At present, many smartphone manufacturers have released their flagship products for the first half of 2021, including Samsung Galaxy S21, OPPO Find X3, OnePlus 9, and Xiaomi 11. Huawei will al...[Details]
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The following error occurred when writing to the file system:
NAND erase: device 0 whole chip
Skipping bad block at 0x00254000
Skipping bad block at 0x00258000
Skipping bad block at 0x0025c000
Sk...[Details]
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Opening remarks:
The previous section talked about the special program framework for real-time parsing of data headers in the serial port receiving interrupt. This section starts to talk about the sp...[Details]
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I embarked on the road of embedded development in a daze. Looking back, it was thanks to several friends around me that I slowly embarked on this road through chatting with them: from the earlie...[Details]
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Today I will share with you an example of Siemens S7-300PLC analog quantity, which includes the following points:
1. Take the value of the transmitter and control it
2. Call the modulus f...[Details]
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By Guillaume Crinon, Global IoT Strategy Manager, Avnet Driven by industries such as discrete manufacturing, transportation, logistics, and utilities, the global IoT market will reach $3.9 trilli...[Details]
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Today, high-performance power systems have come a long way, and designers are using multiple input voltages to drive multiple voltage rails for a wide variety of applications. The need to ensure that...[Details]
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With the advent of the fourth industrial revolution dominated by intelligent manufacturing (referred to as the Industry 4.0 era), intelligent manufacturing has become the focus of competition in te...[Details]
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There is not much content, I just started to get started, and I finally figured out how to light up the diode. I finally figured out how to use keil and STC, two essential software for developing m...[Details]
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For a company like Apple, making money may be too easy. It doesn't even have to do anything itself and can just wait for others to give it money. For example, the default engine of the iPhone alone e...[Details]
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Data acquisition technology is very practical in industry, aerospace, military and other fields. With the development of modern science and technology, data acquisition technology has been widely u...[Details]
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The semiconductor laser market has become active as a light source for 3D sensing technologies such as LiDAR required for autonomous driving. One of them is VCSEL (Vertical Cavity Surface Emitting ...[Details]
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