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The long life of LED is based on its safe working environment. For LED lighting, there are two main threats that affect its life: one is overcurrent shock, that is, the current applied to the LED e...[Details]
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Arbitrary waveform generators are a type of signal source that is increasingly being used. How to measure arbitrary waveform generators is also a matter of concern to metrological units or depart...[Details]
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2. Data Types
In Turbo C, each variable must be defined before it is used. Turbo C has the following types: integer (int), floating point (float), character
(char), pointer (*), void (void), str...[Details]
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How to select gas sources with different gas purities as carrier gas and auxiliary gas for forest soil testing gas chromatograph is an old technical problem. However, it is difficult for users who h...[Details]
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A car requires about five square meters of glass, almost twice as much as 30 years ago. Although many automotive components are already high-tech and digitally connected, such as interior mirrors wit...[Details]
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/* *illustrate: *PA0:KEY1;PA1:KEY2; *PA2:LED1;PA3:LED2; *PA9:USART1_TX;PA10:USART1_RX */ #include "stm32f10x.h" #include "stm32f10x_rcc.h" #include "stm32f10x_gpio.h" #include "stm...[Details]
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What should we pay attention to when customizing a transformer? For technicians, the requirements and parameters of customizing R-type transformers are very clear, but for purchasing personnel, bec...[Details]
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The status register contains information about the results of the most recently executed arithmetic instruction. This information can be used to change the program flow to implement conditional opera...[Details]
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The anti-lock brake system (ABS) of a car is to automatically control the braking force when the car brakes, so that the wheels are not locked and are in a state of rolling and sliding (slip rate is ...[Details]
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With the development of science and technology, the types, quantity and functions of medical electronic equipment are becoming more and more numerous and more and more perfect, and these devices ar...[Details]
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As can be seen from the figure, the analog ADC is divided into two parts, one is the touch screen function, and the other is the ordinary ADC function. Two interrupts, INT_TC and INT_ADC, can...[Details]
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The MOCVD process is widely used in the manufacturing process of semiconductor devices such as LED chips and power devices. The above figure is a schematic diagram of the structure of the MOCVD equip...[Details]
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Wang Jun, a researcher at the Shanghai Institute of Optics and Fine Mechanics of the Chinese Academy of Sciences, collaborated with Zhang Long, Zhao Quanzhong, and Werner Blau, a foreign expert speci...[Details]
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1 Introduction The stepper motor is a discrete motion device, which has a close essential connection with modern digital control technology. The stepper motor is also an actuator that converts electr...[Details]
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On October 29, for users of the Chinese version of iPhone, what they are most concerned about is when they can experience the Chinese version of Apple Intelligence.
Apple stated in an official...[Details]