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1. Error Analysis The errors in the network analyzer testing process are mainly divided into three categories: systematic error, random error, and drift error. 1. Systematic error is caused by the im...[Details]
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On March 8, Samsung announced that the Galaxy S22 Ultra won the Guinness World Record, becoming the industry's first Snapdragon 8 flagship phone to win the Guinness World Record. It is report...[Details]
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AT89S51 provides users with two external interrupt request input terminals INT0 (the inverse) and INT1 (the inverse). In actual application systems, two external interrupt request sources are often...[Details]
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In June this year, Shanghai Institute of Microelectronics Industry funded Shanghai University's 8-inch MEMS pilot line with a quarter of the total operating hours per year for teaching practice in th...[Details]
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I don't know how you learned 51, anyway, I learned it by fooling around. Now, to develop products with 51, you must make full use of its internal resources. The main frequency and resources ar...[Details]
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1
introduction
Since most of the workpieces in modern industrial production are colored objects, and color images contain too much information for computers, the task is too heavy for com...[Details]
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Experimental task
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Use two buttons to control the output of DAC0832 through the microcontroller, so that the OUT terminal can output two waveforms, sawtooth wave and triangle wave, w...[Details]
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11.1 GPIO introduction 11.1.1 GPIO pins GPIO is the input and output port. S3C2440A contains 130 multi-function input/output port pins and they are eight ports as shown below: Port A (GPA): 25-bit o...[Details]
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The Challenge:
The Electronic Stability Program (ESP) real vehicle road test is not only very demanding on the site, but also very dangerous during the test process, and requires many signals...[Details]
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On August 24, the Shenzhen Stock Exchange announced that the convertible bond application of Hangzhou Jizhi Mechanical & Electrical Co., Ltd. (hereinafter referred to as "Jizhi Shares") was approve...[Details]
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The U.S. Patent and Trademark Office published a patent application from Apple relating to an updated version of the Apple Pencil that can be connected to an iPad Pro for charging. Apple's invention ...[Details]
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The USB connector is a safe and power-saving universal connector with a USB interface. It can connect the circuit only when power is needed. Therefore, not only can a simple USB interface be used t...[Details]
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1. When the INT0 of the microcontroller enters the low-level trigger mode, the corresponding interrupt service program is entered, and the P0 port is used as the output port. 8 light-emitting diodes ...[Details]
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Overview
As an important part of the vehicle's electrical and electronic system, the chassis electronic control system not only improves driving comfort, but also ensures driving safety. It is...[Details]
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We know that a power supply with a low rated power can hardly meet the power supply needs of the system, which may cause frequent freezes, or even failure to boot or damage to the hardware. Because...[Details]
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