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Data released recently by the Ministry of Industry and Information Technology show that in 2021, facing the complex and changing economic situation both internally and externally and the pressure fro...[Details]
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As an important display method, LED dot matrix has been widely used. An important problem that needs to be solved in the dot matrix display system program controlled by single chip microcomputer is...[Details]
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Since the advent of AC electronic ballasts for fluorescent lamps in the early 1980s, almost all of them have adopted a half-bridge DC-AC inverter topology, as shown in Figure 1. Among them, the in...[Details]
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1. Brief description For buttons, it is common to use MCU to continuously detect the state change of the GPIO connected to the button (high - low or low - high) to confirm whether there is a key in...[Details]
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In response to multiple foreign media reports that "the battery cooperation project between CATL and Ford Motor Co., Ltd. was suddenly investigated by the United States," on the morning of the 24th, ...[Details]
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Early education is indeed very important for the growth of today's children. The education of preschool children is still mainly based on family education. Parent-child education is always the most...[Details]
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Samsung Electronics is counting on Europe to maintain growth momentum in its network equipment business as 5G rollout widens and industry leader China's Huawei Technologies Co Ltd focuses on its dome...[Details]
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Synopsys' ZeBu Server 5 hardware emulation system has a sales capacity of over 400 billion doors in its first year, accelerating the design of complex SoC and multi-die chip systems Summary: • ...[Details]
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Recently, Intel held a Technology Architecture Day. At this meeting, Intel proposed six new measures to cope with the impact of process slowdown. Intel's Tiger Lake is announced : Willow Cove co...[Details]
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Main program:
start:
call disp
lcall keyscan
cjne a,#0ffh,nex
sjmp start
nex:
mov 20h,a
sjmp start
; Display function, display the contents of the three ce...[Details]
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Digi-Key Electronics, a leading global electronic components distributor, was named the 2019 Global High Service Distributor of the Year by ON Semiconductor on March 8. The 2019 High Service Distribu...[Details]
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Recently, the China Association of Automobile Manufacturers conducted a survey on 212 auto parts companies. Affected by the epidemic, the operating income of most companies will suffer certain losses...[Details]
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Connectivity and power: New Qorvo provides industry with more comprehensive solutions In late March, Qorvo®, the world's leading provider of connectivity and power solutions, held a media event in ...[Details]
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Recently, the 2020 Porsche Racing E-sports Challenge China ushered in the finals at the Shanghai International Circuit. As the official partner of the Porsche Racing E-sports Challenge China, Bose pr...[Details]
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On October 29, according to a news release from Pudong, the Humanoid Robot and Embodied Intelligence Innovation Forum was held in Shanghai yesterday. The National and Local Co-built Humanoid Robot ...[Details]