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3nm has become a new barrier. Whoever can break through it first will have the hope of taking the lead in the semiconductor foundry market after 202x. Samsung Electronics is the first to reveal the p...[Details]
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On the evening of September 19, Huawei officially released its first smart screen product, Huawei Smart Screen, in Munich, Germany. The first 65-inch and 75-inch versions will be released, followed b...[Details]
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In measuring some CATV system indicators, spectrum analyzers are often used. In order to make the measurement results accurate, the use of spectrum analyzers often involves the problem of set...[Details]
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luvcview is an open source project that focuses on testing UVC cameras. As long as your camera supports UVC drivers, you can use the luvcview test program. How do you know if your camera supports UVC...[Details]
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Sony Electronics Inc. has announced the launch of the XAV-9500ES, the first in-car media receiver in the Mobile ES™ series with high-resolution audio capabilities. The 9500ES receiver features a styl...[Details]
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The code comes from the 2016 Beidou Cup, which is used to measure air pm2.5. The sensor estimates the particle concentration by measuring the duty cycle of the signal. (1) TimerB settings, working ...[Details]
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Electrical knowledge - SIMATICS7-1500 decoding and encoding instructions
Word logical operation instructions
The logical operation instructions of words include: AND, OR, XOR, INVERT, DEC...[Details]
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1. What is the junction temperature of LED?
The basic structure of LED is a semiconductor PN junction. Experiments show that when current flows through an LED element, the temperature of the P...[Details]
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Considering the comprehensive current injection efficiency, radiative luminescence quantum efficiency, chip external light extraction efficiency, etc., only about 30-40% of the input electrical energ...[Details]
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Cars powered by hydrogen fuel cells basically only emit water vapor and are sustainable. However, this requires the use of catalysts made of precious metals such as platinum, which have low reserves...[Details]
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AVR microcontroller perpetual calendar program //***************************FileName:RTC.C************************// //***************************ICCAVRV6.30 compiled**********************// #in...[Details]
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At present, the reversing device commonly used in my country is ultrasonic reversing radar. Although this device can accurately measure the distance between the rear of the car and the obstacle beh...[Details]
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For SAE L0 – L4 levels of autonomous driving, visual perception of the vehicle’s surrounding environment is the basis for assisted and autonomous driving and parking functions. Hardware-decoupl...[Details]
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First of all, I'm not an expert, but a sophomore in school. I mainly want to learn STM32, and I want to improve my abilities by learning STM32 and taking notes through blogs. Okay, let's get to the p...[Details]
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Add nand.o to the Makefile, and then create a new nand.c to implement the read operation of NandFlash.
There are two ways to read NandFlash:
Read by page (need to provide page addres...[Details]