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environment: AND 7.4 stm32cubemx 4.13.1 stm32f1 1.3.1 freertos 8.1 Reading ds18b20 is mainly about timing, which is a microsecond delay. Let’s look at the circuit first: A pull-up resistor is use...[Details]
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Saudi Basic Industries Corporation (SABIC) donated RMB 8 million to the Hubei Provincial Charity Federation to provide targeted support to the Union Hospital affiliated to Tongji Medical College of H...[Details]
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Principles of Blanking and Synchronization
1. Blanking
In the television system, the image signal is transmitted during the forward scanning period, and the image signal is not transmitted du...[Details]
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Hua He Gang At the Huawei P30 launch event, in addition to mobile phones, watches and notebook devices also took up the other half of the show. At the launch event, Richard Yu announced that "Hua...[Details]
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0 Preface
Frequency characteristics are important characteristics of circuit networks. In the past, manual measurement methods were often used to stimulate the circuit network by outputting sinusoi...[Details]
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Shanghai-based Zebra Networks is
a joint venture between
China’s
Alibaba
Group and SAIC Motor Corp. to develop and support
connected car
operating systems called Cyber OS and Drive ...[Details]
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Nowadays, lidar has been widely used in many fields such as robotics, unmanned driving, AR/VR, 3D printing, etc. Depending on the application field, there are certain differences in the types of lida...[Details]
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0 Overview The zero-IF receiver was proposed several decades ago and has been applied in engineering for many times, but most of them ended in failure. In recent years, as communication systems requi...[Details]
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Memory Lock Bit (2) Protection Type LB Mode LB2LB1111 Memory protection feature is not enabled 210 Further programming of Flash and EEPROM is prohibited in parallel and SPI/JTAG serial programming mo...[Details]
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Today, with the rapid development of science and technology, while people enjoy the convenience brought by modern technology, they are also facing increasingly serious pollution problems. Among the...[Details]
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Subwoofers are becoming more and more important in modern audio production and home theaters, and new devices and circuits are emerging one after another. Here are some circuits that have good per...[Details]
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As a novice electronic engineer, learning how to use an oscilloscope well is a necessary skill for them. It is said that the oscilloscope is the "eyes" of electronic engineers. Before using this pair...[Details]
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According to Sina Digital News on the evening of April 22, the mobile phone brand realme held a new product launch conference for the realme Q3 series with the theme of "Firefly Youth Leading ...[Details]
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On February 7, 2023, domestic CPU manufacturer Loongson Zhongke released the "Loongson Zhongke Announcement on the Results of Litigation Matters" after the A-share market. According to the announceme...[Details]