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The lighting system is a subsystem in the smart home and can also be used independently. The lighting system can control various lighting effects in different living areas and occasions to easily s...[Details]
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As LED lighting applications have increasing requirements for component output, traditional LED packaging not only limits the advancement of component specifications, but also has disadvantages ...[Details]
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Today, it is the use of LED First we need to learn to read this schematic, find the location of the LED, and search for LED. We can see that these 8 LEDs are a latch of 8-bit data port of P0 cont...[Details]
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1. Properties and constraints of coordinate transformation
Coordinate transformation is a linear transformation. If there is no constraint, the transformation is not unique. In the system anal...[Details]
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1. Project Overview
With the development of science and technology and social progress, cars have gradually become popular in thousands of households, but with the increase in the number of cars, car...[Details]
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High voltage drivers have recently attracted much attention because they play an important role in driving piezoelectric and optoelectronic devices. Figure 1 shows a simple and inexpensive 1kV driver...[Details]
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The following figure is the main control circuit schematic diagram of the two-color clock without hands of the single-chip microcomputer. As shown in the figure: the AT89S51 single-chip microcomput...[Details]
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Back in November, a report said that Apple plans to use mini-LED and OLED on the iPad by 2021. However, the latest news from Apple shows that the iPad will not be equipped with an OLED screen until 2...[Details]
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Most high-precision analog-to-digital converters (ADCs) do not have high-impedance inputs. The input signal is connected directly to a sampling capacitor through a switch. This load presents s...[Details]
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On November 3, the 2020 National Science and Technology Awards Conference was held in Beijing. Academician Wang Dazhong, an internationally renowned nuclear energy scientist, was awarded the countr...[Details]
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With the rapid development of science and technology, the application of intelligent devices has covered all walks of life. In family life, there is basically no sign of waste for air conditioners...[Details]
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First, let the Linux virtual machine support dnw transmission Download the compiled dnw in the link and put it in /usr/bin of Linux and you can use it How to use dnw dnw is a USB tool that sends fi...[Details]
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5G technology has officially entered commercial use. Samsung started selling the world's first 5G mobile phone, the Galaxy S10 5G, in South Korea last Friday. A Nikkei reporter conducted actual tests...[Details]
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MCU and MCU serial communication program #include reg51.h #define uchar unsigned char #define SLAVE 0x00 #define BN 16 uchar idata tdata ; uchar idata rdata ; bit trdy; bit rrdy; void main(v...[Details]
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ARM system clock initialization:
This requires knowing what is a clock pulse signal, what is a clock frequency, and what is a clock source.
Clock pulse signal:
Clock pulse ...[Details]
Power technology
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