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Many friends are learning MCU development technology, but they will inevitably encounter various problems during development. Some problems may not affect the overall situation, but some problems d...[Details]
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The 8051 CPU sequentially samples each interrupt source during each machine cycle. The CPU queries the interrupt flags in priority order during the next machine cycle. If an interrupt flag is found t...[Details]
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Recently, I have been considering using an object-oriented approach to rebuild the robot's main control program framework. Although the previous framework also had this idea in it, I always feel that...[Details]
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From the beginning of learning, one of the most commonly used multimeters is definitely indispensable. There are two most common multimeters on the market: pointer multimeter and digital multimeter. ...[Details]
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On May 28, 2021, the Industry Development Promotion Center of the Ministry of Industry and Information Technology organized a meeting in Ningde to conduct a comprehensive performance evaluation...[Details]
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C8051F020 has 4Kbyte XRAM and 128byte non-volatile storage (equivalent to EEPROM). First, check the two options in Keil as shown below.
Then to use XRAM, just define the variable type as XDATA. ...[Details]
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0 Introduction In electric drive systems and electric furnace control systems, thyristor (thyristor) components are now widely used as adjustable power supplies to supply power to motors or elec...[Details]
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Overvoltage and overcurrent protector
When the power supply voltage or the current drawn by the load is too large, the circuit in the figure below can disconnect the load and give a fault ...[Details]
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Recently, the discussion in the new energy vehicle field about whether CATL will abandon the NCM811 route is still fermenting. Although CATL officials have responded positively that "811 will still b...[Details]
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In PCB design, we often need to add some test points to some signal lines in order to test their signals during product debugging. When adding test points in PADSLayout (PowerPCB), the default is to ...[Details]
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According to Taiwan media United Daily News, the shortage of automotive chips has forced many international automakers to reduce or stop production, and Tesla, a major electric car manufacturer, has ...[Details]
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Whether it is a consumer, industrial or medical application, power optimization is typically achieved by reducing active processing time and extending the processor's sleep mode time. However, with th...[Details]
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There is a growing interest in the efficiency of electric motor operation for all applications; therefore, the need for high-efficiency drives is becoming increasingly important. In addition, desig...[Details]
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This article mainly discusses the circuit principle design and application analysis of the blood glucose meter based on the C8051F series single-chip microcomputer, and also provides a complete sol...[Details]
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In the wave of automobile electrification, NIO's battery swap technology is like a unique and shining star, triggering everyone's endless imagination: Will this become the mainstream trend in the f...[Details]
Analog electronics
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