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1. Compilation reason: I used the zImage file of Stao, and the MPlayer I compiled myself could not be used. I had to add the --nosound option to play the video. Later, I saw an article saying t...[Details]
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NXP accelerates mass production of S32R41 high-performance radar processor ADAS total solution company CubTEK takes the lead in mass-producing its first high-end radar sensor using NXP S32R41 chip....[Details]
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Part 1 ARM assembly syntax under Linux Although it is convenient to write programs in C or C++ under Linux, the assembly source program is used for the most basic initialization of the system, such a...[Details]
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Smart battery box
The appearance and internal structure of the homemade battery box introduced here are shown in Figure 6-21. It can hold eight No. 1 batteries, and can lead ou...[Details]
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Tracking generator, also known as TG, is a common extended function of spectrum analyzer. TG is a signal source, and the signal frequency it generates is completely consistent with the tuning fre...[Details]
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Look at the packaging: Regular LED light strips are packaged in anti-static reels, usually 5 meters or 10 meters per roll, and then sealed with anti-static and moisture-proof packaging bags. ...[Details]
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Although Moto launched the Snapdragon 8 Gen1 model first last night, and even lowered the price to less than 3,000 yuan, Xiaomi 12 is the only officially certified first model by Qualcomm, and ...[Details]
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In portable electronic products, higher power efficiency means longer battery life, and linear regulator efficiency = output voltage × output current / input voltage × input current × 100%. Therefore...[Details]
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Recently, the Hebei Provincial Development and Reform Commission issued the "Guiding Plan for the Layout of Independent Energy Storage on the Grid Side of the Province" and the "Guiding Plan for th...[Details]
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On July 9, 2019, local time, Red Hat announced that it had been formally acquired by IBM, with a total equity value of approximately $34 billion. At present, IBM's acquisition is very successful, and...[Details]
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1 Introduction
With the popularization of online electronic consumption such as telephone banking, speaker recognition, as an effective means of identity authentication, has become inc...[Details]
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In response to rumors that Huawei stole American technology, Huawei CEO Ren Zhengfei responded in an interview with foreign media; Redmi K20 is about to be released, and the configuration of the phon...[Details]
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The latest data from international research company Counterpoint shows that smartphone shipments in China grew 3% year-on-year in the second quarter of 2017. Huawei , OPPO , vivo and Xiaomi account...[Details]
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introduction
The design based on ATT7022 chip aims to make the design reasonable and become a product with good cost performance, especially in terms of measurement range. The current measurem...[Details]
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When I was learning ARM embedded system, I found that I had forgotten a lot of knowledge about analog and digital devices that I had learned before. According to my progress, I should have continued ...[Details]
Analog electronics
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