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Commonly used single chip system RAM test method LED is called the fourth generation lighting source or green light source. It has the characteristics of energy saving, environmental protection, lo...[Details]
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Sometimes we may need to generate some signals. The generation of such signals may be to meet certain usage requirements, or to compensate for certain signals, or to excite certain signals. Then we n...[Details]
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Now let's start the first experiment: an experiment in which eight light-emitting diodes light up in turn, which is commonly known as the marquee experiment. First, let us complete the necessary hard...[Details]
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Saijing Asia Pacific Semiconductor Technology (Zhejiang) Co., Ltd., located in Jiashan Economic Development Zone, is carrying out exterior facade decoration work. The decoration work of the dust-free...[Details]
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On April 17, Jiangsu Reli responded to investors' questions on an interactive platform and stated that Changzhou Xinsheng Semiconductor Technology Co., Ltd., in which the company holds a stake, is ex...[Details]
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I used the official function library and looked at the examples. The design method is basically the same:
GPIO_Init(GPIOA, (GPIO_Pin_TypeDef)(GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6), GPIO_MODE_IN_PU_I...[Details]
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ICSP (In-Circuit Serial Programming) is online serial programming. By keeping the RB6 and RB7 pins at low levels, VDD as the programming voltage, and increasing the MCLR (VPP) pin voltage from VIL to...[Details]
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Write a data transmission program for serial communication, send 16 bytes of data from RAM50H to 5FH on the chip, set the serial interface to mode 2, use parity check mode, and set the crystal freque...[Details]
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Task:
1. Implement a marquee on the circuit board, one horse at a time
2. Implement a marquee on the circuit board, 2 horses at a time
3. Make 4 diodes flash simultaneously on the ...[Details]
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Recently, there have been rumors that Huawei's mobile phones can no longer hold on. Similar to the sale of Honor, Huawei's mobile phones will be sold to an enterprise led by the State-owned Assets Su...[Details]
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1 Introduction
The power isolation sensor/transmitter is a small-sized, high-performance electrical signal measurement component or module, which is mainly used for power detection (monitoring...[Details]
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Figure 1. Equivalent circuit of series resonant transformer
Series tuning The equivalent circuit of the series resonant transformer is shown in Figure 3. When the power frequency voltage of US...[Details]
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As fuel-powered vehicles are replaced by electric vehicles, mechanical connections are increasingly replaced by electronic information, requiring an in-vehicle network to facilitate communications. E...[Details]
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Abstract: This paper introduces the design and implementation of frequency division infrared remote control switch circuit. There are many types of remote control switch circuits. The frequency div...[Details]
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In the last EV Focus column, we talked about why electric vehicles need to use 800V, and also roughly understood the relationship between SiC and 800V. In this issue, we will zoom in and talk about...[Details]
Power technology
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