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Bluetooth and NFC are both essential functions in daily mobile phone use, but they are not needed all the time. Therefore, in order to save power, many people turn them off by default and turn ...[Details]
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Many MCU learners always fail to grasp the key points. From the high enthusiasm at the beginning of learning to the frustration and giving up at the end, everyone has a feeling of both love and ...[Details]
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When a coil (also called a probe) carrying an alternating current approaches the surface of a conductive material, due to the effect of the alternating magnetic field of the coil, a vortex current i...[Details]
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In today's automation world, stepper motors and servo motors are the two most commonly used motors in embedded systems. Both are used in various automated machines such as robotic arms, CNC machines,...[Details]
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In late July, the LG Q92 5G appeared on the Google Play Console website, and its front spy photos and key specifications were exposed. Now, this 5G phone with the model number "LGE LM-Q920N" has...[Details]
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On April 24, the source @手机陶瓷达人 recently posted on Weibo that Apple is developing its own AI server chip using TSMC's 3nm process, which is expected to be mass-produced in the second half of 2025.
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Recently I am using STM8S003F to simulate the serial port to send data. There are many resources on the Internet, but I didn’t find what I needed. So I wrote an article and made a summary. This artic...[Details]
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According to foreign media reports, researchers from Pennsylvania State University (Penn State) and two Chinese universities (Minjiang University and Guizhou Education College) said that they have de...[Details]
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There are various problems with existing solid-state battery systems: polymer solid-state lithium batteries are prone to short circuit and thermal runaway; thin-film solid-state lithium batteries are...[Details]
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When talking about LED failure, people first think of the phenomenon of dead light not lighting up under normal current drive, or only emitting weak light. In fact, this is the most serious failure ...[Details]
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0 Introduction
Inverter power supplies usually adopt dual-loop or multi-loop feedback control, such as dual closed-loop control consisting of output filter inductor current hysteresis loop and ...[Details]
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On December 4, 2020, Blue Valley Smart Energy (Beijing) Technology Co., Ltd. (hereinafter referred to as Blue Valley Smart Energy) and Zhuhai Watt Electric Equipment Co., Ltd. (hereinafter referred...[Details]
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In the process of home appliance maintenance, failures caused by capacitor leakage or capacity change are common and the failure phenomena vary. General pointer multimeters and some digital multime...[Details]
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Four major types of motors
Motors are classified according to their working principles and structural characteristics. Common motor types include the following four:
DC motor: DC mo...[Details]
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1. Unzip: tar -jxvf yaffs_source_util_larger_small_page_nand.tar.bz2 to generate a folder
The premise of steps 2 and 3 is that your kernel does not support the yaffs2 file system and ther...[Details]
Power technology
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