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The MAX7359 I²C-interfaced peripheral manages up to 64 pushbutton switches for a microprocessor. Each key press and release generates a key value, making it easier to implement multiple key in...[Details]
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In the first quarter of this year, China's wearable device market ushered in growth as the consumer market recovered. According to data from IDC, an international market research organization, the ...[Details]
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Electromagnetic compatibility ( EMC ) is an emerging comprehensive subject, which mainly studies electromagnetic interference and anti-interference issues. Electromagnetic compatibility refers to the...[Details]
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Function of
the circuit
When processing the reflected signal of the ultrasonic wave, in order to make it effective only at a specific reflection distance, a certain delay is made b...[Details]
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The U.S. Department of Energy (DOE) today announced up to $325 million in funding for 15 projects in 17 states and one tribe to accelerate the development of long-duration energy ...[Details]
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Overview
With National Instruments' programmable automation controllers (PACs) and LabVIEW, users can add a variety of functions to existing PLCs and industrial systems. Machine condition ...[Details]
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USB Introduction
USB (Universal Serial Bus) is used to connect peripheral devices such as keyboards, mice, printers, scanners, digital cameras, MP3, USB flash drives, etc. to computers. It stan...[Details]
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Last week, I received a help message from a friend on WeChat. It was actually a very simple question, but even such a simple question is where many engineers often make mistakes. Today I will share t...[Details]
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1 Overview
The DS2770 battery monitor and charge controller can complete various functions required for battery maintenance. When used with the main system processor, the DS2770 can...[Details]
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1. Analyze the u-boot startup process Analyze according to the u-boot compilation process. Then open the u-boot.lds file: ...[Details]
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Opening remarks:
Originally, I was going to start this section with the reverse display procedure when calling the internal font library of the LCD screen, but I was worried that the jump was too big...[Details]
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question: When building a project with IAR, REBUILD ALL will appear: lable xxxx is defined pubweak in a section implicitly declared root的警告 Solution: The solution is in the startup file used, such ...[Details]
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Most of the information input into the system is analog. In order for the computer to process these analog quantities, the analog quantities must be converted into digital quantities through the da...[Details]
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1. How to enter sleep mode 1) Some important data should be stored in the status register. The data in the status register will not be lost after power failure. 2) Set up the wake-up source ...[Details]
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Recently, American office equipment giant Xerox was sued by Gallio IP LLC for patent infringement for allegedly misappropriating a shared data output system. The accused device is Xerox Secure Access...[Details]
RF/Wirelessly
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