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GPIO output rate: the maximum number of times the GPIO level switches per second. Pure GPIO is not very meaningful, but there are requirements for GPIO in terms of communication. This output rate ma...[Details]
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Automobile diagnostic technology is an indispensable part of automobile safety technology. It can give voice alarm in time when a car breaks down to avoid accidents. CAN, or controller area network...[Details]
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Ultrasonic ranging sensors are widely used in industrial field ranging, mobile robot navigation and positioning due to their high measurement accuracy, fast response and low price. The commonly used ...[Details]
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I have been engaged in RF system testing for some time. After engineering testing practice, I have summarized the use of spectrum analyzers. Spectrum analyzers can be used to measure and display the ...[Details]
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The home appliance telephone remote control controls the switches of home appliances through the telephone. Its design uses AT89C2051 and peripheral expansion chips such as 74HC165, 74HC595, and X...[Details]
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1. Digital TV
Digital TV is developing rapidly all over the world, and my country has also accelerated the broadcasting process. According to the requirements of the Ministry of Radio, Film a...[Details]
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The pursuit of high-density, low-cost, and high-efficiency energy is mankind’s eternal dream.
Whether it is coal, oil, or atomic energy, any change in human society is closely related to the ef...[Details]
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MSP430 interrupt source types:
Classification by whether the interrupt source is controlled:
It can be divided into three categories: 1. System reset interrupt, also known as non-maskable interrupt...[Details]
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In the past, the realization of ultrasound imaging systems required a large number of high-performance transmit and receive circuits, resulting in large and expensive cart-based systems. Among them, A...[Details]
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How to use the LinkSwitch-XT product family from Power Integrations to design a tamper-resistant meter that achieves high efficiency at full load.
The circuit design shown in Figure 1 uses the LNK...[Details]
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According to South Korea’s News1 news website on September 8, due to overcapacity of Chinese competitors, South Korean manufacturers such as LG and Samsung will implement "human resource structure ad...[Details]
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JP Morgan recently released a report stating that the growth of high-end smartphones has clearly peaked this year, and the production of iPhone X is expected to decrease by at least 50% this quarte...[Details]
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1. Power amplifier circuit and 125Khz carrier measurement Point A is the measurement point of the oscilloscope, and the signal carrier is the 125KHz waveform generated by the microcontroller. Actua...[Details]
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When writing programs in assembly language, there is no need to add header files, and the program files need to have ASM as the suffix.
ORG 0000H //Assembly pseudo-instruction,...[Details]
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On November 6, Tianma Microelectronics held the 2024 Tianma Microelectronics Global Innovation Conference in Xiamen, and released new technologies in the fields of Micro-LED, OLED, technology platf...[Details]
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