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In the past few days, I have studied the LCD display principle and the framebuffer type device driver framework of the Linux kernel. What is worth learning is the layered concept of drivers in the ke...[Details]
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introduction
In 2015, the "Made in China 2025" plan was released, aiming at "Industry 4.0". The content related to the pharmaceutical industry has become the action goal and program to guide t...[Details]
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The high-definition lighting system developed by Hyundai Mobis displays road driving information in real time, improving user convenience and safety. Combined with navigation information, it notifi...[Details]
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1. The test program of the main control module debugging process is: #include reg51.h #include absa CC .h void delay() { int i,j; for(i=0;i 20000;i++); for (j=0;j 2000;j++);} ...[Details]
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What signals does PLC control servo need to achieve positioning control? Here are two types of control:
1. If we use the open collector method of PLC pulse output to control the servo motor, t...[Details]
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This article discusses the issues related to IGBT overcurrent protection, overvoltage protection and overheating protection, and summarizes various protection methods from practical applications. T...[Details]
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STM32 has three startup modes. In RM0008 downloaded from the ST official website, you can find the startup-related configuration instructions: Translated into Chinese: The storage media corresp...[Details]
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introduction
Avionics equipment is inevitably subject to vibration and shock during production, transportation and use. These vibrations and shocks may cause various forms of failure or even dama...[Details]
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China Energy Storage Network:
According to China Voice, yesterday afternoon, China Mobile's 5G commercial reservation activity was officially launched. Customers can participate in the reserv...[Details]
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2W Universal Input CV Adapter Circuit Using LNK362
A 2W CV (constant voltage output) adapter
Figure 5 shows a typical adapter circuit with universal input voltage range, 6.2 V ±7% output volta...[Details]
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As shown in the figure, each TIMER of STM32 has an orthogonal encoder input interface. TI1 and TI2 are input filtered, and edge detection generates TI1FP1. TI2FP2 is connected to the encoder module. ...[Details]
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introduction
With the continuous development of microelectronics technology, the integration of microprocessor chips is getting higher and higher. Single-chip microcomputers can integrate CPU, memo...[Details]
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Use the timer to generate PWM waves to adjust the brightness of VD at P0 and P2 ports. When K01 is pressed, the brightness of VD decreases, and when K02 is pressed, the brightness of VD increases. Set...[Details]
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Recently, Korean media reported that Kang Wook-sung, vice president of SK Hynix, revealed that SK Hynix HBM2E is being used in Waymo
self-driving
cars, and emphasized that SK Hynix is the...[Details]
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According to Wall Street Journal, Samsung Electronics responded to reports of foldable phone failures by saying that removing the Galaxy Fold main screen protective film may cause screen damage, and ...[Details]