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5G orders are “really” coming! The 5G business opportunity that was originally expected to arrive next year or the year after has unexpectedly arrived earlier due to the fierce trade war between Chin...[Details]
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Problem Description: **JLink Warning: CPU could not be halted ***JLink Error: Can not read register 15 (R15) while CPU is running ***JLink Error: Can not read register 16 (XPSR) while CPU is runn...[Details]
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TWS(True Wireless Stereo, 真无线立体声)蓝牙耳机是近年来异常火热的音频产品。它借助蓝牙芯片,先将手机与主耳机建立无线连接,再建立起主耳机和副耳机的无线通讯,从而完全摒弃了传统耳机间的线材连接,极大地方便了用户的使用。另外,主耳机是可以单独使用的,完全能够胜任现有市场上的单颗蓝牙耳机的应用需求,使用功能非常强大。因此自从2016年9月苹果发布第一款TWS耳机——Airpo...[Details]
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Many ARM engineers take it for granted that when they download and debug their own applications using the AK100Pro emulator, the MCU's PC pointer must stay at the entry of the main() function. But in...[Details]
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Digital multimeters are popular among radio enthusiasts due to their advantages of accurate measurement, convenient value acquisition, and complete functions. The most common digital multimeters ...[Details]
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On October 23, Toyota Motor said it will soon be able to produce next-generation solid-state batteries at the same rate as existing electric vehicle batteries, marking a milestone in the global commer...[Details]
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Table of Contents update record Use Standard Peripheral Driver update record version status description date author V1.0 C Create Document 2018.10.15 John Wan status: C―― Create, A—— Add, M—— Mod...[Details]
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We can see that there is one MOS tube in the upper bridge and two MOS tubes in the lower bridge. Why is this? In fact, it is very simple. The upper bridge and the lower bridge work asynchrono...[Details]
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At the beginning, well, I can only say that people who write driver programs are crazy. Only crazy people can enter this field. Or you are not crazy at the beginning, but you become crazy later. Real...[Details]
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NE555 timer tone generator circuit (I)
This is a NE555 timer based tone generator circuit. NE555 is a very famous IC used in many circuits and performs various tasks. In this circuit, the IC i...[Details]
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Introduction This article introduces how to use the infrared transmitter to transmit 38K signals in the STM8L series. Among them, the infrared protocol adopts the most common NEC protocol, and the 38...[Details]
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Raleigh, N.C.…Diversified industrial manufacturer Eaton Corporation announced that the Eaton 9395 Uninterruptible Power System (UPS) is the first power quality product to receive the Gold rating fr...[Details]
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On February 21, Luxshare Precision once again issued an announcement stating that the company plans to raise no more than 13.5 billion yuan through a private placement to be used for the construction...[Details]
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The intelligent world is accelerating, and network connections will become ubiquitous. Huawei held a press conference in Beijing to launch its intelligent all-optical network strategy and a series of...[Details]
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AC power control circuit is an important part of modern power system, which involves the control and regulation of AC power. In practical applications, there are many control methods for AC power c...[Details]