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The U.S. International Trade Commission (ITC) issued an announcement on February 2 local time that Evolved Wireless filed a 337 investigation application, involving Samsung and Motorola. It is repo...[Details]
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Figure 1: Linear shift lever vs. rotary shift knob Automatic transmission cars can choose two types of shifting methods, one is to use PRNDL or PRND M+/- linear shift lever (M+/- is used for manual ...[Details]
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The driving of high-power LED requires low DC voltage and high current, so traditional power supply is not suitable for driving it directly, so ordinary step-down and voltage-stabilizing power sup...[Details]
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Soft-pack batteries are becoming more and more popular. Data shows that among the 20 best-selling new energy passenger cars in Europe in 2020, 15 are equipped with soft-pack power batteries, accou...[Details]
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Tangent galvanometer to measure the horizontal component of the Earth's magnetic
field
Tangent galvanometer; 0~2A ampere ratio 0~10Ω variable resistance box; 2V battery; plug sw...[Details]
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This month, Vision Technology released a mobile phone (WIFI) control product solution for LED display screens, which is compatible with mainstream smart operating systems such as Apple, Android, and W...[Details]
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According to Reuters, citing people familiar with the matter, in response to the US blacklist sanctions on Huawei, some world-class technology companies including Intel, Qualcomm, Interdigital and So...[Details]
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vmlinux.o in the linux root directory is an elf file obtained by arm-linux-ld link. This file contains head.o+driver+MM+FS+net and other files under kernel.
oFiles.
Use the vmlinux.lds link sc...[Details]
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introduction
In recent years, high-speed digital signal processors (DSP) have been increasingly used in various fields, such as communications, voice processing, image processing, pattern ...[Details]
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Android 11 Beta 2 was released today. Foreign media discovered that a video from the Google Smart Home Summit mentioned that the official version of Android 11 will be released on September 8....[Details]
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In measuring power supply noise, we face various challenges, including RF interference and signal-to-noise ratio (SNR). Next, let's look at how to achieve high bandwidth in the measurement while mini...[Details]
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1. Enable GPIO clock: RCC_APB2PeriphClockCmd(uint32_t RCC_APB2Periph, FunctionalState NewState); Parameter Description: For example: 2. Set GPIO parameters: output OR input, working mode, port...[Details]
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introduction
Traditional attitude measurement uses high-precision attitude sensors such as gyroscopes and accelerometers, which are bulky and expensive. The current MEMS products are known as a maj...[Details]
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This switching (class D) audio power amplifier designed by the author uses the timing circuit NE555 to drive the dual-channel power amplifier TDA1521. When powered by ±16V, it can output 30W...[Details]
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As automotive companies prepare for intelligence (smart driving and continuous OTA), the speed of automotive networks continues to increase, ushering in a new chapter in technological evolution. In...[Details]