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The Henan Provincial Development and Reform Commission recently issued the "Notice on Printing and Distributing the Orderly Electricity Consumption Plan for Henan Province in 2020" (hereinafter ref...[Details]
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In order for vehicles to drive autonomously, they must perceive their surroundings with the help of sensors: cameras, radar, ultrasonic and LiDAR sensors, etc. How sensors enable autonomous driv...[Details]
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Singularity means the point from 0 to 1. Whether it is the beginning of the universe in the Big Bang theory or the outbreak of a technological revolution in mankind, it all starts from a singularity....[Details]
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1 Introduction
Voltage-stabilized power supply modules are widely used in circuits. Currently popular ones include LM78 and ASM117 series. Most of them have only 3 pins, simple structure a...[Details]
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SRAM Data Memory Figure 10 shows the organization of the ATmega48/88/168 SRAM space. The ATmega48/88/168 is a complex microcontroller that supports more peripherals than the reserved 64 I/Os (acces...[Details]
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lab environment:
Host: Fedora14
Development board: Tq2440
Ported Linux kernel version: linux-2.6.30.4
I recently studied the touch screen driver code of S3C2440, which can be regarded as a ...[Details]
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Abstract: Wireless charging is increasingly being adopted in small wearable devices because it eliminates the need for charging cables and exposed connectors on the device. For applications with ch...[Details]
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The circuit of the pager is simple and easy to manufacture, and can be used for calling between rooms in a family or within a unit.
The circuit is shown in the figure. When in use, if either party ...[Details]
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According to DigiTimes, Apple is considering using titanium alloy to make iPad shells, replacing the aluminum alloy shells on the current iPad. Last month, there were rumors that the 2022 iPhone woul...[Details]
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Ordinary digital multimeters rely on manual operation to complete the conversion between AC and DC measurements. The new DT860D digital multimeter uses the NJU9207F automatic range conversion chip ...[Details]
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Jiwei.com reported on November 23 that ZTE Mobile's official Weibo account announced that the Blade 20 Pro will be released on November 30. It has a 7.9mm body, uses a flexible curved screen, a rear ...[Details]
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Due to the high volume density and energy density of lithium batteries, and the single-cell voltage of up to 4.2V, they are widely used in portable electronic products such as mobile phones, PDAs an...[Details]
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1 Introduction
Automatic escalators are widely used in large shopping malls, supermarkets, airports, subways, hotels and other places. Most escalators work at rated operating conditions when t...[Details]
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This article uses actual test cases to illustrate the differences in oscilloscope bandwidth requirements for measuring power supply ripple and power supply noise, as well as the huge differences in m...[Details]
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CAN bus (Controller Area Network) is a communication protocol used in the automotive and industrial fields. It has high reliability, real-time and flexibility. In the CAN bus system, the repeater i...[Details]
DIY/Open Source Hardware
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