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1 Introduction We have been cooperating with Northwest Machinery Factory since 1990 to develop and produce impact testing machines for cushioning materials. We have also used Visual C++ as a software...[Details]
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BYD, which has been making great strides in the new energy vehicle market, recently encountered an incident of "factory exhaust emissions exceeding standards" in Changsha. On May 7, several residen...[Details]
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The power battery of new energy vehicles is different from the engine of fuel vehicles. Due to physical limitations, it is difficult for power batteries to achieve revolutionary changes in a short pe...[Details]
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1. Linear topology Figure 1 Linear topology Linear topology is also called bus topology, as shown in Figure 1. All nodes are connected to the same bus. When any node on the bus sends information, ...[Details]
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Innovations in wireless and Internet technologies are transforming common, non-intelligent devices into smart devices that help users take advantage of the Internet of Things (IoT). This trend is hap...[Details]
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On November 28, Yichun Guoxuan Mining successfully obtained the mining rights of porcelain clay (including lithium) mine in Shuinan section of Geshili mining area in Yifeng County, Jiangxi Province...[Details]
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Hello everyone, I am the president of the Electric Vehicle Commune. If you pay more attention to new energy vehicles, you will find an interesting phenomenon. Every car company that holds a new c...[Details]
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Personal Records:
I feel the relative path is more convenient.
Keil looks for header files in the directory where the project file is located. The relative directory of the header files is relative...[Details]
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In recent years, with the strong support of the country, the production and sales of electric vehicles have increased year by year, charging and swapping technologies have continued to improve, and...[Details]
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On November 27, Lianchuang Electronics released information related to an investor survey showing that the under-screen fingerprint lens has been recognized by major customers, and orders and shipmen...[Details]
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Collecting more data is no longer enough to make you stand out. What matters more is who can quickly make sense of the collected data. In the past, the hardware sampling rate was physically limited b...[Details]
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1. Rated impedance and impedance characteristics The rated impedance of a speaker system is generally determined by the rated impedance of the speaker unit used. The impedance characteristics of a spe...[Details]
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#include STC15F2K60S2.H #include"intrins.h" #define uint unsigned int #define uchar unsigned char #define led_output P0 #define led_duan_and_wei P2 //Define segment selection and bit selection unsig...[Details]
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1. Current type D/A
Figure 1 shows the schematic diagram of the current attenuation type D/A converter. In the figure, T1, T2...TN and RE constitute the constant current source in the weighted...[Details]
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The constant pressure water supply system is an automatic control system widely used in the field of water supply. Its core equipment is the frequency converter. The frequency converter achieves co...[Details]
MEMS sensors
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