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In February of this year, Fox News reported that San Francisco may become the first city in the United States to ban the government from using facial recognition technology. Recently, San Francisco p...[Details]
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After the long wars in the Spring and Autumn Period, many small vassal states were annexed by the big countries. Around 476 BC became the watershed between the Spring and Autumn Period and the Warrin...[Details]
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According to statistics from the China Association of Automobile Manufacturers, China's production and sales of pure electric vehicles reached 986,000 and 984,000 respectively in 2018, up 47.9% and 5...[Details]
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/*********** 2011.7 JQ--V0.1 Hongjing STC MCU development board************
$ Program function: Manually adjustable speed water light effect
$ Program author: JQ (QQ: 489555226 Email: 489555226@qq....[Details]
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The GSM (Global System for Mobile communication) system is a relatively mature, complete and widely used system in the current mobile communication system based on time division multiple access tec...[Details]
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Pulse Width Modulation (PWM) is a very effective technology that uses the digital output of a microprocessor to control analog circuits. It is widely used in many fields from measurement, communicati...[Details]
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51 single-chip microcomputer is a general term for all single-chip microcomputers compatible with Intel 8031 instruction system. The ancestor of this series of single-chip microcomputers is Intel's...[Details]
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The current orifice flowmeter uses a unique antifreeze disconnector. When measuring steam, it does not require heating, insulation and condenser, which greatly simplifies the structure and facilita...[Details]
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Maxim Integrated Launches Industry's Lowest-Noise Class D/G Amplifier for Industry-Standard Always-On Speaker Designs, Consuming Only 1/5 the Quiescent Power
The 20V digital-input MA...[Details]
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Recently, TCL X12 8K Mini LED Lingyao Smart Screen (hereinafter referred to as TCL X12) was officially launched. As TCL Mini LED flagship product, in addition to providing consumers with top-level so...[Details]
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Abstract: This article introduces the specifications of the standard microcomputer keyboard and computer interface, analyzes the keyboard's serial communication protocol and interface working se...[Details]
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I read the description of I/O ports in the M16 manual, which says that you can use the internal pull-up resistor by setting DDXn=0, PORTn=1, PUD=0. Since this can be used, when using the key circuit,...[Details]
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I wonder if you remember that there is a team called Youxia Motors in China that is building a pure electric car. Their demo was able to run two months ago. But to put it bluntly, it was just an ...[Details]
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Most of the pins of the LPC2300 series ARM have multiple functions, but a pin can only use one of the functions at the same time, that is, it can be used in time-sharing. Therefore, the LPC2300 serie...[Details]
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Enhancing Indoor Location Services with Innovative Bluetooth® Core Specification v5.1 Angle of Arrival (AoA)
Enhance indoor positioning services with innovative Angle of Arrival (AoA) in...[Details]