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1. Characteristics of I/O pins
The external property of a single-chip microcomputer is that it has many I/O pins. For example, the 51 series with a 40-pin package has 32 pins as I/O pins. They are al...[Details]
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For newly purchased inverters and inverters in use, it is often necessary to measure the filter current or voltage at each time, so as to change the current situation of most users only qualitativel...[Details]
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2440 has 60 interrupt sources (some interrupt sources have several sub-interrupt sources), the interrupt principle is as follows: The interrupt source sets the corresponding position of the interr...[Details]
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Consumer electronics products such as cell phones, PDAs, digital cameras, and portable entertainment systems are becoming smaller, faster, and cheaper, and the time to market for these new products is...[Details]
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Huami Technology has released its new smartwatch product, equipped with the self-developed Huangshan No. 1 wearable chip, which supports motion detection, ECG (electrocardiogram), eSIM independ...[Details]
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1 Why do we need to remap the interrupt vector table?
The COREM3 authoritative guide says "However, in order to dynamically redistribute interrupts, CM3 allows vector table relocation -...[Details]
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Program function: Drive the AT24C02EEPROM chip to read and write to it. Let it save the output sec value of the timer.
It can also ensure that after the system loses power, when it is powered o...[Details]
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In a survey conducted before the release of the "iPhone 12", approximately 49% of US consumers believed that their current iPhone was compatible with 5G. It turns out that nearly half of US c...[Details]
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(I) Discrimination of transistor materials and polarity
1. Identify the material and polarity of the transistor from the model name. The second part of the domestic transistor model name uses ...[Details]
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I. Introduction:
In today's society, with the continuous advancement of science and technology, more and more modern medical devices have been rapidly developed, especially electronic inst...[Details]
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0 Introduction
With the development of information industry and electronic technology, the manufacturing technology of PCB (Printed Circuit Board) circuit boards has been developed. The tradit...[Details]
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1 Features and pin functions MAX6870/MAX6871 pdf,MAX6870/MAX6871 datasheet
1.1 Features
●6 (MAX6870) or 4 (MAX6871) programmable input voltage detectors:
1 high-voltage input (+1.25 V...[Details]
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Abstract: LTC1732 is a lithium-ion battery charging control integrated circuit chip launched by LINEAR TECHNOLOGY. It features battery insertion detection and automatic low-voltage battery charg...[Details]
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On the evening of April 9, Blue Lithium Core released an announcement stating that it expects net profit in the first quarter to be 150 million to 165 million yuan, a year-on-year increase of 1411.44...[Details]
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As a representative of China's new local forces, Xpeng Motors' series of actions in "reducing costs and increasing efficiency" in intelligence this year may further widen the gap with other automak...[Details]
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