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From today on, stm32 has come to an end, and I have started to learn Samsung's S3C2440 with ARM920T architecture. Today is the first day of learning, and I feel that it is much more difficult than ST...[Details]
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Recently, DIGITIMES quoted industry insiders. Due to the impact of the Japan-South Korea trade embargo, Apple is worried that South Korea's panel production capacity will be damaged and it will not b...[Details]
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For decades, the automotive industry has been slowly consolidating, while technology and brand differentiation have been decreasing. The powertrain is the system that converts energy into motion. It ...[Details]
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The technologies used to measure heart rate in a non-contact, non-invasive manner are divided into five categories: (1) LED, (2) image processing, (3) acceleration sensor, (4) electromagnetic wav...[Details]
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"Multimeter" is the abbreviation of multimeter, which is an indispensable tool in our electronic production. Multimeter can measure current, voltage, resistance, and some can also measure the magnifi...[Details]
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For sewage treatment processes based on the activated sludge method, the addition of coagulants is a key issue in the process of treating sewage with high concentrations of or...[Details]
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I recently made a mistake testing the operation: Test scenario: directly draw power from the mains socket to connect to the 3W non-isolated switching power supply circuit board, and use an oscillosc...[Details]
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The serial port is the most commonly used, convenient and widely used program debugging method in microcontroller program development. Whether it is used as a debugging tool, printing out debugging i...[Details]
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With the deep penetration of smart car technology, car lighting, as an important part of car design, is reshaping the way drivers interact with cars, and is being optimized and upgraded from simple...[Details]
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Spectrum analyzer users may have used a feature of spectrum analyzers, the video filter bandwidth (VFB), but may not really understand what it means. Most users may only have a vague idea of what t...[Details]
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Event: On January 24, the company issued an announcement on expected performance increase, expecting to achieve a net profit attributable to shareholders of RMB 88 million to RMB 95 million in 2021, ...[Details]
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One problem with current driving simulators is that they don't look realistic enough, especially background objects such as trees and road markings. According to foreign media reports, researchers at...[Details]
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According to Jiwei.com, on the evening of April 19, Shengyi Technology disclosed its performance forecast, and it is expected that the net profit attributable to shareholders of the listed company in...[Details]
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With the release of 5G commercial licenses, the construction of domestic 5G networks has seen explosive growth. The three major domestic operators, China Mobile, China Unicom, and China Telecom, have...[Details]
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(a) Pin diagram (b) Common cathode (c) Common anode
Seven-segment LED digital tube driving circuit
(a) BCD seven-segment decoding method (b) Softwa...[Details]
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