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Quasi-resonant conversion is a mature technology widely used in power supply design for consumer products. The new Green Power series controllers achieve ultra-low standby power consumption as low as...[Details]
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In the 8051 system, the data pointer DPTR is a special 16-bit register used to address the 64 KB XDATA or CODE space. It is usually used as a 16-bit pointer to a constant table. Dual data pointers ...[Details]
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With the development of integrated circuits, a highly stable and accurate reference voltage source is becoming more and more important. Especially in D/A, A/D conversion and PLL circuits, the tempera...[Details]
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According to Zhongxin Wafer, Hangzhou Zhongxin Wafer Semiconductor Co., Ltd. (hereinafter referred to as Zhongxin Wafer) recently completed its B round of financing with a financing amount of 3.3 bil...[Details]
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The above two sets of data come from the financial report of iFlytek, which has been controversial recently. Some people believe that iFlytek is supported by government subsidies. iFlytek's po...[Details]
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1.1ARM－Advanced RISC Machines ARM (Advanced RISC Machines) can be considered as the name of a company, a general term for a type of microprocessor, or the name of a technology. ARM was founded in C...[Details]
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On September 26, the 2020 (16th) Beijing International Automotive Exhibition officially opened. As a landmark enterprise in China's automotive industry, Chery brought more than ten models to the show...[Details]
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We can think of antennas as bidirectional transducers between electromagnetic energy in free space, as defined by Maxwell's equations, and RF voltages and currents confined in conductors or wavegui...[Details]
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LEDs have become the standard solution for movie lighting and camera flash in mobile phones. The demand for higher picture quality and higher resolution requires brighter flash LED solutions. The c...[Details]
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Do linear motors need a driver?
Linear motors require drivers to control their movement. The main function of a linear motor driver is to convert the electrical energy provided by the power su...[Details]
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Today I am still working overtime alone, so I will sort out some small questions that I have been confused about before. Take a 51-core STC89C52 microcontroller as an example. STC89C52 has 8K bytes of...[Details]
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Photovoltaic power generation can provide sustainable energy for human beings and protect the environment on which they depend for survival, but its low power generation efficiency and relatively h...[Details]
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When discussing the design solution of MCU hardware system, it is generally analyzed from three aspects: optimizing the design solution, increasing redundancy and fault tolerance, and using hardwar...[Details]
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Each GPIO of the LPC1114 microprocessor can be interrupted, but you need to pay attention when designing interrupts. The following example illustrates:
/**********************************************...[Details]
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The servo motor encoder cable is a very important part of the servo system. It is responsible for converting the motor's rotation information into electrical signals to achieve precise control of t...[Details]
Analog electronics
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