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Following the Kirin battery , CATL has released a new generation of battery technology. On April 19, the 2023 Shanghai Auto Show is in full swing. On the same day, CATL released a new generation of...[Details]
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At the close of August 21, the three major A-share indices closed up today, with the Shanghai Composite Index closing at 3380.68 points, up 0.50%; the Shenzhen Component Index closed at 13478.00 poin...[Details]
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With the development of informatization, intelligence and networking, embedded system technology has gained a broad space for development, and the field of industrial control is also undergoing a hug...[Details]
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In this article we will dive into system call interface implementation in arm linux (with gnu eabi). We will start from the open function in bionic and trace back the system call implementation of arm...[Details]
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The signal is picked up by the capacitor microphone, amplified by Iq, and sent to the negative terminals of IC1, - IC2, and IC3 (e - b) as comparators HJ. The positive terminal voltages are compared...[Details]
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After months of attempts, the FBI has successfully unlocked the iPhone of Alshamrani, the gunman involved in a shooting at a US military base, whom the US claims has links to the terrorist orga...[Details]
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With the continuous advancement of chip manufacturing technology, chip packaging has become more and more complex, especially in automobiles and embedded devices. These devices are usually small in...[Details]
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When discussing the design solution of MCU hardware system, it is generally analyzed from three aspects: optimizing the design solution, increasing redundancy and fault tolerance, and using hardw...[Details]
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From June 25 to 26, the fifth Jiwei Semiconductor Summit with the theme of "The Heart and the Core are in the Same Form, Changes are Like Kunpeng" was officially held in Haicang, Xiamen. At the EDA/I...[Details]
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0 Preface
The advantages of the MAC protocol based on CSMA/CA are its simplicity and robustness. It is suitable for distributed networks. Each node does not need to maintain and dynamically update t...[Details]
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High level reset:
(Generally, 51 series MCUs use level reset)
The principle can be understood as follows: as soon as the microcontroller is powered on, the capacitor is equivalent to a sho...[Details]
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Industry Focus 1. "Smart Car Future City Carnival" was launched in Beijing Economic and Technological Development Zone, with a collective appearance of autonomous driving vehicles in various scenar...[Details]
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According to foreign media reports, after sharing the iPhone 12 and 12 Pro X-rays and internal wallpapers last month, iFixit recently brought the X-ray version of the iPhone 12 mini and 12 Pro Max. I...[Details]
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On December 2, Shanghai Xinyang stated on an interactive platform that the company's lithography machine for KRF248nm photoresist has completed factory installation and started debugging, and the lit...[Details]
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From technology wars to price wars and then to brand wars,
the competition in
the power battery
industry chain
has shifted from the relatively single product power competition in the p...[Details]
Microcontroller MCU
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