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There are many hot search keywords in 2019, and 5G is one of them. Although it is still uncertain when 5G will be officially commercialized, domestic mobile phone manufacturers have successively rele...[Details]
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Charlieplexing has recently attracted much attention as a method for multiplexing LED displays because it allows one to control N × (N-1) LEDs using N I/O lines (References 1 to 5). Standard multip...[Details]
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Things may not be looking good for those who boasted of a second-half recovery. Two major computer chip companies are now acknowledging that demand for personal computers is fading, beyond their alre...[Details]
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According to the website of the U.S. International Trade Commission (ITC), on August 29, 2022, the U.S. International Trade Commission (ITC) launched a Section 337 investigation into patent infring...[Details]
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"At present, after the Redmi K30 Pro is released, I should not need to go to the factory to tighten the screws..." At noon today, Lu Weibing, vice president of Xiaomi Group, president of China...[Details]
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Why are instrumentation amplifiers so often misunderstood? The input offset voltage error of an op amp is not difficult to understand. The definition of op amp open-loop gain has not changed. ...[Details]
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About the basic structure of LED light strip switching power supply The LED light bar switching power supply generally consists of LED diodes, IGBTs and MOSFETs. It uses a circuit to control the swit...[Details]
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On May 19, Transsion Holdings held a 2019 performance briefing. When answering investors' questions about "R&D investment and plans", Yan Meng, director and deputy general manager of Transsion Holdin...[Details]
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Magnetic flap level gauges are widely used for medium level detection in various towers, tanks, tanks and other equipment. Generally, there are many ways to install magnetic flap level gauges, and ...[Details]
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1 Introduction Inverter power supplies generally use instantaneous feedback control technology to improve the dynamic response speed of the inverter power supply, reduce the harmonic content of the ...[Details]
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China Energy Storage Network:
Following China Mobile's launch of 5G reservations, China Unicom and China Telecom also launched 5G online reservations. During this National Day holiday, the nu...[Details]
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High-brightness LEDs have brought continuous changes to the lighting industry, adding more flexibility and intelligence to various lighting systems, including white light and color light designs. Thes...[Details]
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Send an ISP operation program for M051 microcontroller (LDROM, FMC, equivalent to 8-bit EEPROM operation)
#include "SmartM_M0.h" #define DEBUGMSG printf
#define PAGE_SIZE 512 #define DATAFLASH_ST...[Details]
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/* This code completes the correction of the y value just obtained and saves the result in the cheat_diff_y variable. Medium */ //y = y - (max + min); //y = y / (TIMES - 2); adc_state = 1; mode_y_axi...[Details]
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On October 30, the e-sports performance flagship, iQOO 13, was officially released. As a flagship series with a high cost-performance ratio, iQOO has strong performance and has been additionally op...[Details]