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There are two structures for connecting 8-segment LEDs: common cathode and common anode. The 8-bit digital tube field code is 8 bits, and the order from high to low is dp, g, f, e, d, c, b, a. Fo...[Details]
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Usually, when we measure the voltage value of a voltage regulator, we need to set up a circuit and adjust the resistance of the current limiting resistor. The measurement is troublesome and the measur...[Details]
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Single chip microcomputer controlled relay closing circuit diagram
The high and low frequencies of the I/O serial port are used to control the closing of the relay
When the I/O port ou...[Details]
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This reference design uses the MAX16834 to build a 112.5W boost
LED driver
for driving long strings of LEDs, which are widely used in street lamps and parking lot lighting.
Input v...[Details]
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introduction
In recent years, with the development of integrated circuit technology, the performance of ISM band single-chip wireless data communication ICs has been continuously improved, and...[Details]
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Preface In the context of automobile intelligence and connectivity, the continuous innovation of ADAS technology, the continuous advancement of in-vehicle multimedia, the innovation of various...[Details]
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The brightness of the light spot of an electronic oscilloscope should be stable and moderate. Some slow-scanning (ultra-low frequency) oscilloscopes have time scale signals superimposed on the light ...[Details]
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In the STM32F1 series, timers TIM1 and TIM8 are hung on APB2, while timers TIM2, 3, and 4 are closed on APB1. In engineering, we usually set APB1CLK = 36M APB2CLK = 72M But why do these timers use 72...[Details]
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ARM programming, especially the writing of system initialization code, usually requires the implementation of interrupt response, parsing jump and return operations to support the development of upper...[Details]
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After a long time, I finally completed the DMA method to realize serial communication. Using DMA is not very difficult, but the configuration of DCONn is more complicated and the understanding of seve...[Details]
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1: Characteristics and functions of fuse resistors The fuse resistor has the dual functions of a resistor and a fuse. When the overcurrent causes its surface temperature to reach 500-600℃, the resist...[Details]
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According to foreign media reports, industrial adhesive manufacturer DELO has launched DELO-DUOPOX TC8686, a structural adhesive that can be used for hybrid vehicle batteries. It is designed for mass...[Details]
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1. Introduction to IIC This part of the content will be used in the second section of the code. For IIC, the slave cannot actively send data, and the start conditions are all generated by the host....[Details]
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The charging device of an electric vehicle is equivalent to a fuel filling station for automobiles. It can provide energy for the vehicle to run continuously through repeated charging. When China bega...[Details]
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Recently, the 7th Silk Road International Expo and China's Industrial Transfer Development Matchmaking Event - 2023 Weinan Regional Industrial Cooperation Promotion Conference and Project Signing Cere...[Details]
DSP and ARM Processors
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