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At noon on January 24, Fumanwei announced that it expects to achieve a net profit attributable to the parent company's owners of 470 million to 490 million yuan in 2021, an increase of 367.81% to 387...[Details]
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This is a 51 single-chip microcomputer course design I made. The single-chip microcomputer model is STC89C52, and the ultrasonic module is HC-SR04 The microcontroller source program is as follows: ...[Details]
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In the field of LED lighting, in order to reflect the energy-saving and long life characteristics of LED lamps, it is crucial to correctly select LED driver ICs. Without a good driver IC match, ...[Details]
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This remote control switch adopts radio coding mode, which is not limited by directionality and has a linear control distance of 100m. It can control the on/off of electrical appliances with a power o...[Details]
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The electromagnetic flaw detector uses a single-core armored cable, which is not only the power supply cable of the downhole instrument, but also the communication cable between the downhole instru...[Details]
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The transplantation of C to MCU (commonly known as single-chip microcomputer) 8051 began in the mid-to-late 1980s. Objectively speaking, there are many difficulties in transplanting C to 8051 MCU. Fo...[Details]
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1 Pure software delay can only be designed in assembly language, not in for/while, which is done in high-level languages. No one can accurately predict how many machine instructions the compiled progr...[Details]
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Self-driving car lidar sensors work by sending pulses of infrared light and measuring how long it takes for them to reflect off objects, creating a 3D dot map that serves as an image of the car's sur...[Details]
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After a busy week, cleaning is one of the last things people want to do. So far, sweeping robots have been on the market for about 23 years. With their increasing intelligence and automation, people ...[Details]
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On September 13, Eyeris Technologies, an automotive cabin sensing AI company, announced that it will launch its latest monocular 3D sensing AI software solution at the InCabin event held at Autoworld...[Details]
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Introduction: As OTDR technology matures, its measurement accuracy continues to improve, but some engineers still complain that sometimes the test data is quite different from the location of the faul...[Details]
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What does speaker matrix mean?
A speaker matrix is a speaker system formed by combining multiple speakers together. These speakers are connected together in a specific arrangement to produce...[Details]
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Abstract: This paper introduces three design methods of a binary sequence signal detector. The circuit can be used in security and anti-theft, password authentication and other encryption occasions...[Details]
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Recently, OPPO announced a set of invention patents related to "anti-collision reminder methods, devices, vehicle-mounted equipment and storage media" and "ranging devices, ranging methods, cameras a...[Details]
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On October 24, 2024,
the 2024 Continental China Experience Day hosted by Continental was held in Gaoyou City, Jiangsu Province
. Nearly 200 guests from upstream and downstream of the automo...[Details]