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#include reg51.h #define uint unsigned int uint DIDA=0,SEC=0,MIN=0,HOUR=0,h=0; code char tab ={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f}; void timer0() interrupt 1 using 1 ...[Details]
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introduction
Power supplies come in many different types and sizes, from traditional linear power supplies to highly efficient switching power supplies (SMPS). All of these power supplies fa...[Details]
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1. 64Kb = 64*1024Byte =0xf10000Byte 2. Split the 64kB RAM into two parts, one for storing the boot program and the other for the cache area where the boot program works 3. Add a vector ...[Details]
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Abstract: AY0438 is a 32-segment CMOS LCD driver produced by Microchip. It has a simple structure and is easy to use. The LCD display module can be directly driven under the control of the ...[Details]
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On January 13, Beijing Jingcheng Mechanical and Electrical held a signing ...[Details]
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l Introduction At present, there are many gas stations in China, most of which use mechanical counting of gas pumps and manual statistics of refueling volume. This makes the statistics and mana...[Details]
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Tektronix oscilloscope is a common brand of oscilloscope, which is widely used in the fields of industry, machinery, electronics, machine tools, petroleum, shipbuilding, scientific research, medicine,...[Details]
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An oscilloscope is a commonly used measuring instrument with powerful data acquisition and analysis capabilities. It can also export the acquired waveforms and analyze them on a computer. This functi...[Details]
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Recently, at the "100G Haichen 100 Billion Core Light" Haichen Energy Storage "New Manufacturing" release and strategic cooperation signing ceremony, Haichen Energy Storage held a major signing cer...[Details]
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ACDC switching power supply has an important technical parameter - power-off holding time, which refers to the time difference ⊿t from AC power off to the output voltage dropping outside the accuracy...[Details]
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In April this year, Huawei invested 700 million yuan to establish an investment company - Hubble Technology Investment Co., Ltd. (hereinafter referred to as: Hubble Investment). A few months after it...[Details]
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The new power electronic device production line project of Jiangsu Jiejie Microelectronics Co., Ltd. (referred to as "Jiejie Microelectronics") is under construction in full swing, and the main facto...[Details]
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Recently, Leyard said in an institutional survey that Lijing's expansion plan was ahead of schedule mainly driven by demand. Since the launch of Micro LED, the order growth rate has exceeded expectat...[Details]
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Powerful products, the ultimate gathering! Crucial Double Eleven Carnival Promotion Launches Strongly Whenever a new product is released, it must be a "hit". How does Crucial do it? Over the years,...[Details]
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In automotive power systems, damage to DC-DC converters can be caused by a variety of factors. However, one of the main reasons is that the residual voltage of the surge TVS (overvoltage protector)...[Details]
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