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Recently, CATL released its Kirin battery, and BYD also received various praises for its lithium iron phosphate blade battery. At the beginning of the year, smart electric vehicles were forced to adj...[Details]
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/* TIM1_CCMR BIT 6-4： 110: PWM mode 1 - When counting up, once TIM1_CNT TIM1_CCR1, channel 1 is at a valid level , otherwise it is an invalid level; when counting down, once TIM1_CNT TIM1_CCR...[Details]
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1. First look at the stm32 startup mode The boot mode of stm32 is determined by the boot0 and boot1 pins of the 32 chip. It is divided into embedded flash boot mode (normal boot mode), memory boot...[Details]
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Taking the reluctance stepper motor as an example, the working principle of the stepper motor is introduced. Figure 1.1 is a schematic diagram of the working principle of the reluctance stepper mo...[Details]
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Among the video communication signaling protocols, the SIP protocol has become a hot spot for research and application due to its unique advantages. Cable TV signals have shifted from analog to digit...[Details]
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This article mainly discusses and analyzes the wiring principles of switching power supply printed circuit boards, some matters concerning the copper wiring of switching power supply printed circui...[Details]
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On December 22, OFILM (002456.SZ) hit the intraday daily limit at 9.69 yuan. The share price hit a new high since March this year, and the latest market value is 31.6 billion yuan. On December 21, ...[Details]
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The default setting of ICC AVR is not to display the line number, that is, it is not intuitive to see which line the code is in. So how should it be set? After searching online, the method is as follo...[Details]
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Preface
When conducting seismic exploration for oil and gas, the entire exploration grid usually has 2,000 to 30,000 nodes for collecting reflected waves from rock layers in the earth's crust....[Details]
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Recently, Goertek Microelectronics, a subsidiary of Goertek Holdings, a leading company in the electroacoustic industry, submitted a draft for listing and will be listed on the Shenzhen Stock Exc...[Details]
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Pastry foods made from wheat flour, sugar, oil, eggs, etc. have high calorie content. Pastry foods are rich in nutrition and can provide various nutrients needed by the human body, such as carbohydra...[Details]
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In the traditional mechanical processing industry, manual indexing heads with low indexing accuracy, poor indexing flexibility and high labor intensity for operators are widely used. With the developm...[Details]
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#include
#include reg52.h
#include absacc.h
#define lcd_bus P0 // data bus
sbit rs =P2^4; // data & instruction selection, H: write data, L: write instruction
sbit rw =P2^3; // read & write se...[Details]
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In 2015, AMD and SK Hynix cooperated to launch the world's first HBM (High Bandwidth Memory) video memory, which is high-bandwidth storage, and the innovation moved from 2D to 2.5D stacking. Compar...[Details]
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Fault protection is an important function that all power supply controllers have. Almost all applications require the use of overload protection. For peak current mode controllers, this function can ...[Details]
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