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On February 23, Chunqiu Electronics disclosed its 2021 performance report. In 2021, the company achieved total operating revenue of 4.025 billion yuan, a year-on-year increase of 12.37%; operating pr...[Details]
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1.1 Power supply and single power supply
All operational amplifiers have two power supply pins. Generally, they are marked as VCC+ and VCC- in the data sheet, but sometimes they are marked as ...[Details]
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1. Preface X25043 is a single-chip monitoring chip produced by XICOR. It combines four commonly used functions: power-on reset, watchdog timer, voltage monitoring and serial EEPROM functions ...[Details]
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At a time when 5G is combining with big data, artificial intelligence, the Internet of Things, and cloud computing, what new technologies and products have emerged in the consumer electronics field? ...[Details]
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As the lifeline of the national economy, the power grid involves all aspects, and its scientific and technological innovation capabilities are crucial to the sustainable development of the economy ...[Details]
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/******************************************************************************************************
msp430f149 74hc165
P30 ---------- 165CLK
P31 ---------- S/L ...[Details]
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1. Dynamics of Intelligence and Autonomous Driving 1.1 Ford and Mobileye join hands to implement large-scale applications in 2021 On July 21, Intel announced that its driverless vehicle research an...[Details]
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In recent years, biometric recognition technology, which uses biological features such as face, iris, retina, fingerprint, voice, and gene as identification methods, has gradually played a very goo...[Details]
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Antenna arrays and filters are often tuned by varying the voltage on a barium strontium titanate (BST) capacitor. When this ferroelectric material is used as a capacitor, a simple voltage application ...[Details]
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DigiKey, a leading global commercial distributor of a broad range of off-the-shelf technology components and automation products with fast shipping, is pleased to announce the launch of the company's...[Details]
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CNN has reported that MSN has been using AI to generate content for more than a year, raising questions about the quality and accuracy of the articles it publishes. The company has been accused o...[Details]
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STM8 Window Watchdog Introduction The window watchdog is used to monitor software errors caused by external interference or unpredictable logic conditions. Such software errors usually cause the appl...[Details]
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High-power LED lamp beads are a type of LED lamp beads . Compared with low-power LED lamp beads, high-power LED lamp beads have higher power, brighter brightness, and higher prices. The rat...[Details]
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过去的一年，华为的处境众人皆知，不少人都担心，华为在制裁压力下是否会一蹶不振。今天，在MWC上海开幕会上，华为轮值董事长胡厚崑介绍了外界关注的华为的发展状况。胡厚崑表示，华为2020年经营稳健，基本达到了预期，收入和利润略有增长，正式的2020年财务报告将于3月31日公布。 虽然胡厚崑表示，过去的一年，华为的收入和利润仅“略有增长”，但是在全面断供的压力之下，还能保持增长已经实属不易。 In...[Details]
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I have always been troubled by receiving data through the serial port:
1: If the receive interrupt is used, an interrupt must be triggered every time 1 byte is received. This consumes too much CPU re...[Details]
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