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4月25日，三安光电发布一季度报告称，今年一季度，公司实现营业收入31.07亿元，同比增长14.35%；归属于上市公司股东的净利润0.46亿元，同比下降43.01%。 三安光电称，报告期内，受疫情管控、年度检修及下游客户节奏调整的影响，公司集成电路业务（含厦门市三安集成电路有限公司、湖南三安半导体有限责任公司、泉州三安半导体科技有限公司滤波器业务）整体实现营收 6.20 亿元，实现净利润 1...[Details]
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Name: Breathing valve air tightness tester, medical protective mask breathing air tightness tester Application: Used to detect the airtightness of the breathing valve of the mask Features The mask ...[Details]
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At the Huawei nova7 series launch conference, although there were many new products such as mobile phones, routers, smart screens, etc., the most impressive one was the Huawei tablet MatePad. It is d...[Details]
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2021 can be regarded as the first year of edge computing 2.0, and the upstream and downstream of the industry chain are also stepping up their preparations to find new business opportunities. In the ...[Details]
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For s3c2410 and s3c2440 development boards, their CPU IDs are all 0x41129200, in the _ _arm920_proc_info structure in arch/arm/mm/proc-arm920.S.
The development board parameters are defin...[Details]
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In research to lower the price of fuel cells, scientists have been looking for low-cost catalysts to replace platinum and other high-priced metals. Among them, the combination of iron, nitrogen and c...[Details]
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Samsung is working with Mastercard to develop a bank card with a built-in fingerprint scanner, which the two companies say will help reduce the spread of viruses by eliminating the need for users to ...[Details]
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In this Power Tip, we continue our discussion from Power Tip #32 - Part 1 on how to determine the leakage inductance requirements for coupled inductors in a SEPIC topology. Earlier, we discussed t...[Details]
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macOS Big Sur didn’t ship with iOS 14, iPadOS 14, tvOS 14, and watchOS 7, which are set to arrive later this fall, but Apple today released an update for Safari 14 for macOS Catalina and macOS Mojave...[Details]
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Electric vehicles are vehicles that are fully or partially driven by electric motors. Currently, there are three main types of vehicles: pure electric vehicles, hybrid electric vehicles, and fuel cell...[Details]
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The global technology company ZF Group launched its independently developed electric vehicle thermal management system for the first time at the "ZF Global Technology Day" held at the end of June. Th...[Details]
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On the evening of March 26, GigaDevice released its 2019 annual financial report. The company achieved operating income of 320,292 million yuan, an increase of 42.62% over the same period in 2018; ne...[Details]
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1. Basic requirements for design
Power supplies of different specifications are equipped in some transportation, field measurement and control, mobile weapons and equipment, engineerin...[Details]
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Akamai Account Protector enables enterprises to detect and prevent account takeover attacks by human threat actors in real time New Solution Combines Akamai’s Deep Insights with Behavioral Analytics ...[Details]
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1: First the Makefile.def:
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In all driver makefiles there is !INCLUDE $(_MAKEENVROOT)makefile.def
Find (_MAKEENVROOT) makefile.def where C:WIN...[Details]
Microcontroller MCU
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