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1. Transmission of clock and data: start and stop conditions, data is valid during the high level of SCL and changes during the low level of SCL. 2. Start condition: During the high level of SCL, SDA...[Details]
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In order to maintain road traffic safety, my country's new "Road Traffic Law" also explicitly stipulates driving speed, continuous driving time, etc. Some foreign countries with developed transport...[Details]
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1. The influence of upstream and downstream straight pipe sections on the measurement accuracy of ultrasonic flowmeters. The calibration coefficient K of the time difference method ultrasonic flowm...[Details]
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Recently, the well-known evaluation organization DXOMARK released the camera scores of the Samsung Galaxy Note20 Ultra 5G, with a photo score of 122, a zoom score of 76, a video recording score of 10...[Details]
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EPS power supply is also called EPS, EPS emergency power supply, fire emergency power supply, full name Emergency Power Supply. EPS is mainly aimed at solving the power supply equipment of primary...[Details]
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Chipmakers work closely with EDA solutions and broad IP portfolios to improve product performance and accelerate time to market Summary: Synopsys' digital and analog EDA flows are certified and...[Details]
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This article uses a real embedded project to illustrate. The embedded system in this article uses an arm processor + WinCE platform. The purpose of the project is to port the WinCE platform from the ...[Details]
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The emergence of electric vehicles is driven by global warming, environmental pollution and energy crisis. In 2015, the global production and shipment of electric vehicles exceeded 500,000 units, o...[Details]
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1. Selection of input gear of SM1234 analog module and corresponding calculation of digital quantity.
According to the data sheet, the analog input range of this model is: ±10V, ±5V and ±2.5V....[Details]
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At the G20 summit held in Osaka, Japan last Saturday, US President Trump said that US companies would be allowed to sell high-tech products or equipment to Huawei. Who will be the biggest beneficiary...[Details]
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This paper introduces a scanning controller implementation scheme for full-color grayscale image display using a large-screen full-color LED display screen based on FPGA programmable logic devices as...[Details]
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When using a DC resistance tester to perform a DC resistance test on site, there are many factors that affect the test results, such as poor contact of the tap changer, temperature during the test,...[Details]
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Preface To switch from MCU to ARM, you need to learn the ARM architecture. ARM has more peripherals and buses than MCU. If you are familiar with the ARM architecture, I think there will be no differe...[Details]
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Sina Technology News reported on the evening of July 12 that the Shanghai Stock Exchange released the announcement of the 16th review meeting of the Science and Technology Innovation Board Listing Co...[Details]
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In the past two years, the competition in the projection industry has intensified. From technological innovation to marketing strategies, the competition among major projection companies has never ...[Details]