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The digital tube has 7 segments of light-emitting diodes to form a "day", dp is a decimal point; it is divided into two cases: common cathode (left picture) and common anode (right picture). Because...[Details]
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In the STM32 firmware library and the provided routines, assert_param() can be seen everywhere. If you open the stm32f10x_conf.h file in any routine, you can see that assert_param is actually a macro ...[Details]
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Foxconn Chairman Liu Yangwei said that in the next 3-5 years, Foxconn will not enter the semiconductor manufacturing industry, but in the packaging sector, the group's Xunxin has many years of experi...[Details]
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1. Float type liquid level transmitter
The float type liquid level transmitter changes the magnetic float ball into a float, and the liquid level sensor is designed based on the Archimedes buo...[Details]
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introduction
After several years of development, radio transmitters have gradually transitioned from simple intermediate frequency transmission architectures to orthogonal intermediate frequency tr...[Details]
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Keysight and the Chinese University of Hong Kong (Shenzhen) have cooperated to launch a course focusing on radio frequency and microwave teaching, aiming to improve learning effectiveness, deepen the...[Details]
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Translated from - electronicspoint USB-C charging has become the charging standard on all premium smartphones, but not so much on more budget models. But the European Union is moving forward with a...[Details]
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First of all, we need to understand what is the SysTick timer? Sys system, tick, system ticking very vividly represents that it is a system metronome. SysTick is a 24-bit countdown timer. When it rea...[Details]
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After reading an article titled "Keil C51's method of continuously reading the same port" (original text) in the "Experience Exchange" column of "Microcontroller and Embedded System Application...[Details]
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Today, the 2019 OPPO Developer Conference was held in Beijing. Duan Yaohui, Vice President of OPPO and President of the Internet Business Unit, revealed that the monthly active users of OPPO Quick Ap...[Details]
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Regulatory labels are now removed from most iPhones, as the US passed the Electronic Labeling Act in 2014, allowing this information to be built into the Settings app on the device. But that's not ...[Details]
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When customers use oscilloscopes to measure vertical quantities such as the amplitude/peak value of high-frequency signals, strong voltages, tiny signals, or power supply ripples, noise, etc., the me...[Details]
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Modern wireless service providers are working to expand bandwidth and provide Internet Protocol (IP) services to more users. Long Term Evolution (LTE) is a new generation of cellular technology that ...[Details]
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Preface I recently bought an HLK-W801 development board, and an ALIENTEK development board I bought earlier that came with a TFTLCD touch resistive screen. I saw that many experts on the Internet hav...[Details]
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The rapid digitalization of corporate environments, the surge in complex cyber threats, the evolving security regulations, and the rise of quantum computing technology have created huge...[Details]
DIY/Open Source Hardware
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