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The board I have originally came with a 2.4.19 kernel. I plan to port the new 2.6 kernel and download the 2.6.17 kernel from the Internet. The download address is: http://www.kernel.org/pub/linux/ker...[Details]
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Before designing a switching power supply, the technical requirements of the power supply to be designed should be carefully studied. Here is an example of a communication power supply module to illu...[Details]
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Music Quiz, a game made for earlier iPod models, has reappeared in iOS 14, but it is now an additional feature in Siri Shortcuts rather than a standalone app. Music Quiz was an early iPod game that...[Details]
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When developing a single-chip microcomputer project, keyboards are often needed, and most of the time, keyboards use single-button or matrix keyboards. Matrix keyboards have many advantages, and I ...[Details]
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/*--------------------------------------------------------------------------
ST7920.H
The user function is C51.
Copyright (c) 1988-2004 Keil Elektronik GmbH sum zhaojun
All rights reserved.
----...[Details]
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According to Reuters, Google filed a lawsuit in the U.S. federal court in San Francisco on Thursday local time, accusing Sonos of infringing five of its patents, including wireless speakers. Google...[Details]
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According to industry insiders, although Apple may remove 3D touch sensors from all 2019 iPhone devices, the sales performance of Taiwan touch module manufacturers TPK and GIS may continue to be opti...[Details]
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I saw a good post, and I would like to add some more ideas based on it!
There is a good post. Considering the accuracy, the research result is:
void delay2(unsigned char i)
{
while(-i);
}
is the...[Details]
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1. Memory allocation: 1.1 Apply for a memory size definition: #define MEM_0_SIZE (8) //8 bytes #define MEM_1_SIZE (16) //16 bytes #define MEM_2_SIZE (32) #define MEM_3_SIZE (64) #define MEM_4_SIZ...[Details]
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Introduction
Low power consumption is a key feature that embedded electronic products must have. With the rapid development and improvement of hardware technology, it is difficult to make...[Details]
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Personal Records:
The reason why I didn't succeed in the serial port experiment yesterday was that the previous one was always overwritten by the next one when calling USART_SendData continuously.
...[Details]
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On February 16, 2022, Enjie Co., Ltd. signed the "New Energy Battery Full Industrial Chain Project Cooperation Agreement" with the People's Government of Yuxi City, Huizhou Yiwei Lithium Energy Co....[Details]
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It has been 4 years since I first came into contact with single-chip microcomputer development in 2007 when I participated in the National College Student Electronic Design Competition. When I firs...[Details]
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Abstract: The creation of the op amp introduced a new fundamental component and marked a change in thinking for analog designers. Since it is so widely used, pretty much any op amp circuit that a...[Details]
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Today’s wireless connectivity architecture in commercial vehicles may be suitable for standard Level 2 of autonomous driving. However it remains questionable whether it can meet the performance req...[Details]
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