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Apple's 2021 spring conference was held as scheduled at 1 a.m. Beijing time on April 21. Cook announced at the online conference that starting from April 30, iPhone 12 and iPhone 12 mini will launch ...[Details]
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Recently, the third-party market research organization Counterpoint released a report on the Chinese smartphone market in the second quarter of 2019, which showed that ZTE ranked ninth with a market ...[Details]
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Since there is a small project that needs to use touch buttons, stm8s can save a touch button chip, and the cost is relatively low. It is still valuable in some cost-sensitive applications. Now I wri...[Details]
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According to official reports from Samsung, it plans to launch the 7th generation V-NAND solution in 2021 and release the first consumer-grade SSD based on the 7th generation V-NAND in the second hal...[Details]
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This application note introduces the CS4201/CS4202 audio codec and how to implement headphone jack sensing using GPIO (General Purpose Input/Output) pins. It briefly describes headphone jack sensin...[Details]
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1. Introduction
Traditional
diode
rectifiers used in the front end of
electronic
equipment
cause pulse current in the power line, interfere with the grid line
...[Details]
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When the nameplate is lost and you do not know the number of poles of the original asynchronous motor , you can use the current μA range of the multimeter to test and judge. The method is: Open the ...[Details]
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It is well known that many cathode materials are moisture sensitive during battery manufacturing. However, as high-nickel battery components become more popular, researchers at the University of Warw...[Details]
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Abstract: A new type of visual electronic stethoscope is based on AT89S52 single-chip microcomputer, realizes heart sound data acquisition system by electret sound sensor, and realizes display by ...[Details]
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IBM's newly announced Artificial Intelligence Unit (AIU) is its first system-on-a-chip design. The AIU is an application-specific integrated circuit (ASIC) designed to train and run deep learning mod...[Details]
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In Q2 this year, Xiaomi will launch its annual imaging flagship, code-named l1. This phone is the successor to the Xiaomi 11 Ultra and may be named Xiaomi 12 Ultra. On March 29, blogger @数码闲聊站...[Details]
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Luminar is currently the LiDAR company with the highest market value. Its market value was approximately US$12 billion at its peak, and its current market value is around US$9 billion, which is about...[Details]
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Background: STC89C52RC microcontroller
1. Matrix keyboard line inversion algorithm
1.1 Matrix keyboard
A matrix keyboard is a keyboard that places the keyboard buttons at the intersec...[Details]
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Meta has reportedly abandoned plans to develop custom chips for its AR glasses in favor of using Qualcomm's technology.
It is reported that Meta launched a custom chip program in 2019 to...[Details]
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Address space distribution of 6410:
The S3C6410 processor has a 32-bit address bus, and its addressing space is . The upper part is reserved for peripherals, and the lower 2GB area can be divi...[Details]
stm32/stm8
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