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The circuit diagram of using MAX7219 to drive 8-bit common cathode LED display is shown in the figure. The 8031 microcontroller works in 8-bit synchronous shift register mode, TXD is the clock ou...[Details]
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Toyota said on Tuesday it had made a major breakthrough in solid-state battery technology that could halve the weight, volume and cost of batteries, which could provide a huge boost to the advancem...[Details]
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It is reported that Ningbo Shanshan Co., Ltd. intends to acquire 70% of the shares of the holding company through capital increase at a base purchase price of more than US$770 million, and indirectly...[Details]
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Recently, Hydropower Bureau No. 10, as the leading party of the consortium, won the bid for the CECEP Guizhou Ceheng County Shared Energy Storage Power Station Project. This project is the first sh...[Details]
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According to Jiwei.com news on June 30, according to the performance forecast for the first half of 2021 released by North Huachuang, the company is expected to achieve a net profit of 276 million yu...[Details]
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New Hunan Client, December 7 (Reporter Yi Yulin) With the rapid increase in economic development and electricity demand, the development of UHV is an inevitable choice to ensure national energy sec...[Details]
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introduction
Electromagnetic ultrasound is a non-contact ultrasonic detection method that does not require any physical contact with the object being tested, does not require coupling agen...[Details]
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Texas Instruments (TI)'s (TI) wireless charging chip dominance is being threatened by application processor manufacturers (AP). After Qualcomm announced its joining the Wireless Power Consortium (WPC...[Details]
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To evaluate the next generation of network cellular equipment, South Korea's Samsung Electronics said it will conduct 6G tests in the 12.7GHz-13.25GHz frequency band within 1 km around Plano, Texas...[Details]
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1. Project Overview 1.1 Introduction Healthy life is inseparable from fresh air. We use AVR microcontroller to design an air detector to measure air quality anytime and anywhere. 1.2 Project Backgr...[Details]
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OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robot p...[Details]
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NAND flash memory continues to be in oversupply and prices continue to fall, which makes consumers happy but manufacturers unhappy. Intel disclosed at a recent investor conference that it will not bu...[Details]
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Recently, Tsinghua Unigroup said in an institutional survey that the company has made great efforts to expand the operator market in recent years and has made continuous progress. In the operator ma...[Details]
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Recently, Cree announced that it has signed a multi-year long-term SiC wafer supply agreement with ON Semiconductor. Cree will produce and supply its Wolfspeed silicon carbide wafers to ON Semiconduc...[Details]
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This article summarizes the design points of a relatively mature circuit obtained after nearly a hundred modifications, including microprocessors, power devices, half-bridge drivers, overcurrent pr...[Details]
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