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This article is for reference by players without basic skills. If there is anything wrong, please correct me. 1) Materials need to be prepared 1. Development board 801 or 806 2. CH340 driver (U...[Details]
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Most people believe that high brightness LED (HBLED) will be the ultimate wise choice for lighting. HBLED manufacturers have significantly increased the number of lumens per watt of their pro...[Details]
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Looking at the development history of UPS, from dynamic to static, from power frequency to high frequency, from low index to high performance..., huge changes have taken place in just a few decades...[Details]
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1. Purpose of the experiment Learn to use the P port. 2. Experimental requirements Use the buttons on the board to control the LED display. 3. Experimental content (1) Write a keybo...[Details]
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Four-channel programmable digital down converter HSP50216 and its application in software radio
1 Introduction
Software radio originated from the graveyard of Speakeasy tactical commu...[Details]
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Chuangyitong said on the interactive platform today that at present, the company has no direct cooperation with Huawei, and 5G communication connectors are mainly provided to Huawei and other custome...[Details]
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On October 28, at the 2021 NanoExpo Intellectual Property Forum, the MEMS Industry Intellectual Property Alliance was unveiled, and the country's first "MEMS Industry Patent Pool" started operations....[Details]
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Xie Jingdong, professor at Shanghai University of Electric Power and former director of the Market Department of East China Energy Regulatory Bureau
Since the promulgation of Document No. 9 of...[Details]
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1. Basic circuit topology and working principle
LED drive circuits based on inductive boost switching converters are widely used in the backlighting of battery-powered consumer portable electr...[Details]
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Today I will share a more practical skill, which is to use a multimeter to identify the polarity of transistors. Although the corresponding pin types of transistors can be remembered by rote, this ...[Details]
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Today's MicroPort
Robotics
-B (2252.HK) once rose 16% in the morning trading. Since the 14th of this month, the increase has exceeded 80% in just one week. As of today's close, the share pr...[Details]
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By integrating UV-A, UV-B and UV-C monitoring into a single device, the AS7331 also enables manufacturers to save space and reduce bill of materials costs in multifunctional applications.
For...[Details]
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When it comes to STM32's FLASH, our first reaction is that it is used to install programs. In fact, the STM32's on-chip FLASH is not only used to install programs, but also to install chip configurati...[Details]
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With the rapid development of electronic technology, control systems based on single-chip microcomputers have been widely used in industries such as industry, agriculture, electricity, electronics, a...[Details]
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0 Preface
Heart rate measurement is one of the commonly used medical examination items and an important indicator for human health monitoring. The core chip used in the current home heart rate meas...[Details]
DSP and ARM Processors
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