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In the figure, SPKR1 and SPKR2 are both piezoelectric tweeters, which are used to send and receive ultrasonic waves. The core of the circuit is the 567 phase-locked loop integrated circuit, which comp...[Details]
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On the morning of August 15, Wuyang County held the ninth phase of the "Three-Batch Project" construction activities and the groundbreaking ceremony for the Taihu Energy Valley new power storage and e...[Details]
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Automatic floor cleaners are nothing new, but they all have a common problem. They are all too expensive for what they do. Today, we are going to make an automatic home cleaner that costs a fractio...[Details]
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Abstract: There are four independent voltage comparators inside the LM339 integrated block. The characteristics of this voltage comparator are: 1) small offset voltage, typical value is 2mV; 2) wid...[Details]
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At present, among the flow meters used for gas measurement in China, gas turbine flowmeters dominate, and gas swirl flowmeters also have a certain market. The usage occasions of the two are relatively...[Details]
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Since the previous plan to attract foreign semiconductor companies to set up factories failed due to the low subsidy ratio, the Indian government is preparing to increase the subsidy amount. Accordin...[Details]
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method 1:
In keil C51, call the library function directly:
#include // declare void _nop_(void);
_nop_(); // generate a NOP instruction
Function: For very short delays, requiring the delay to b...[Details]
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Abstract: CGM’s overall solution includes system integration, solution design, technical information, core device selection, full-chain R&D testing, PCB fast patching and stable large-volume supply g...[Details]
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The MAX5214/MAX5216 are pin-compatible, 14-bit and 16-bit digital-to-analog converters (
DACs
). The MAX5214/MAX5216 are single-channel, low-power, buffered voltage-output DACs. These devic...[Details]
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On July 22, Xinpengwei was listed on the Science and Technology Innovation Board of the Shanghai Stock Exchange. The company's stock code is "688508", with an issue quantity of 28.2 million shares, a...[Details]
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The core Cortex-M3 processor of STM32
The core Cortex-M3 processor of STM32 is a standardized microcontroller structure. I hope to think about what is standardization?
In short, the Cortex-M3 proces...[Details]
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1 Principle and structure of wireless charger The wireless charging system mainly adopts the principle of electromagnetic induction, and realizes energy transfer through energy coupling through ...[Details]
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Thanks to the rapid development of the new energy vehicle market in recent years, the major power battery manufacturers in the country have clear expansion plans and a significant increase in demand ...[Details]
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Determination of STM32 independent watchdog IWDG time limit
Watchdog timing limit = value of IWDG_SetReload() / watchdog clock frequency
Watchdog clock frequency = ...[Details]
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Dazhong.com reporter Zhang Fang, Zhou Chen, Lu Xin intern Dong Jiazhuo reported from Heze that on October 29, the on-site promotion meeting for the construction of Shandong Haichen Integrated Zero Car...[Details]