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introduction Random numbers have been widely used in simulation, sampling, numerical analysis, computer programming, decision-making, aesthetics and entertainment. There are two common types of rando...[Details]
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Two 555 time base circuits are used to form a timing circuit with a long timing time and an adjustable timing time range.
1. Circuit Working Principle The circuit principle is shown in Figure 1. ...[Details]
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Due to work needs, I gradually became familiar with the ultra-low power consumption chip STM8L101, haha. . . You won't know until you see it. The power consumption indicated in the manual is much l...[Details]
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The latest update to the WPC Qi®
wireless
charging standard adds secure authentication, ensuring Qi-enabled devices and chargers can work safely together.
Over t...[Details]
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Since the birth of light-emitting diodes ( LEDs ), full-color and high-brightness have been achieved, and white LEDs have been developed based on blue LEDs and purple LEDs. It has brought another l...[Details]
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International Business Machines Corporation (IBM) announced what it claims is the world's first 2-nanometer chip manufacturing technology. Yang Ruilin, research director of the Industrial Technology ...[Details]
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Laptops are widely used and the market size continues to grow rapidly. Accordingly, the market for laptop power adapters is also very impressive. Users often require high performance, small size or...[Details]
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There was an article before, "Why Oscilloscope Manufacturers Never Mention Refresh Rate", which described the market status of various oscilloscope manufacturers on the market in terms of refresh rat...[Details]
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introduction The memory of a microcontroller comes in different sizes. Large memory is relatively expensive. How to choose the size is a headache. This article is about the problems I encountered dur...[Details]
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Shanghai Panqi Information Technology Co., Ltd. provides AutoTrust, a one-stop V2X information security solution from inside to outside the vehicle, and CSRA, an information security risk assessment ...[Details]
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In 2021, the two sessions of the National People's Congress will be held as scheduled. Fang Yunzhou, deputy to the National People's Congress and chairman of Hozon New Energy Automobile Co., Ltd., wi...[Details]
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1. Declare the stack size
In the process of task switching and interrupt processing of UC/OS-II operating system, it is necessary to save the values of internal registers and variables of the proce...[Details]
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Introduction
Cyclic Redundancy Check (CRC) is the most commonly used verification method for data communication between computers and instruments. CRC code is a linear block code with simple coding...[Details]
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On November 4, Qianxun Location announced the interim results of the world's largest-scale high-precision positioning road test. At present, the road test team has traveled nearly half of the country...[Details]
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A transimpedance amplifier for PDIC is proposed. The circuit is composed of three identical push-pull amplifiers in cascade. Each stage uses a dynamic resistor to compensate the load to improve the p...[Details]