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When you first start learning C language, it is very convenient to use printf and scanf for formatted input and output.
I have been studying microcontrollers for a long time. Before, if I wanted to d...[Details]
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AP2420 is a current mode PWM monolithic buck regulator with an input voltage range of 2.5V to 6V, an output current of up to 2A, and an output voltage as low as 0.6V. Since the total current of t...[Details]
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Central topics:
Analyzing PSRR that affects mobile phone audio quality
Analyzing Power Supply Noise Affecting Mobile Phone Audio Quality
Solution:
Main...[Details]
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According to foreign media reports, a team of engineers at the University of Illinois Chicago (UIC) has developed a new material, an additive composed of tantalum-titanium oxide nanoparticles, which ...[Details]
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Joint Chinese, a one-stop smart wearable and mobile medical product solution provider, selects Nordic Semiconductor for its next-generation smart ring
The JCRing smart ring design fr...[Details]
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LED是通电时可发光的半导体材料制成的发光元件,材料使用III-V族化学元素(如:磷化鎵(GaP)、砷化鎵(GaAs)等),发光原理是将电能转换为光,也就是对化合物半导体施加电流,透过电子与电洞的结合,过剩的能量会以光的形式释出,达成发光的效果,属于冷性发光。
LED最大的特点在于:无须暖灯时间(idlingtime)、反应速度很快(约在10^-9秒)、体积小、用电省、污染低、...[Details]
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Today, Qualcomm held the 2019 Snapdragon Summit in Hawaii, USA. At the conference, Qualcomm announced the second-generation 3D sonic display fingerprint sensor, called 3D Sonic Max. It is reported ...[Details]
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1. Assembly program function
There is a one-to-one correspondence between assembly instructions and machine code instructions. An assembler is a translation program that translates a source prog...[Details]
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Today I unpacked a pair of wireless earphones, Huawei FreeBuds 4i. They support active noise reduction, use BES2500Z Bluetooth audio SoC, and support Bluetooth 5.2 technology. 55mAh earphone battery ...[Details]
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Parking meters are everywhere these days: New York, Los Angeles, Denver, Eugene. What's so special about them? But this meter can save a lot of money in installation and operation costs.
T...[Details]
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On November 24, Derun Electronics stated on the investor interaction platform that the company was the first in the industry to develop and mass-produce 22kW 800V platform high-power on-board charger...[Details]
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Automation and monitoring of industrial assets, systems, processes, and environments are increasingly important in the manufacturing industry, including transportation, electronics, mining, and texti...[Details]
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Principle and Application of DC-DC Converter
When the last joule of energy in your battery is gone, power consumption and efficiency really take on new meanings. Take a typical cell ph...[Details]
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For home appliance repair personnel, a repair power supply is indispensable. However, a professional repair power supply is quite expensive. If the power supply is properly improved, a stable power s...[Details]
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1. Introduction
At present, AlGaInP quaternary light-emitting diodes generally use GaAs substrates. Since the bandgap width ...[Details]