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Gamma (γ) matching is actually half of the T-shaped matching, which is suitable for connecting with 50Ω coaxial cable and is a very convenient matching method. The larger the ratio of d1>d2, the wi...[Details]
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A rectifier bridge is a rectifier tube sealed in a shell. It is divided into full bridge and half bridge. A full bridge is to seal the four diodes of the connected bridge rectifier circuit together. ...[Details]
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China News Service, Beijing, September 25 (Chen Hang, Xu Jing) At the 2021 Zhongguancun Forum plenary session held on the 25th, Yu Haifeng, a researcher at the Beijing Institute of Quantum Informatio...[Details]
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Jiwei.com reported on May 10 that according to Taiwan media Economic Daily, a list of Chinese mainland mobile phone brand manufacturers that have lowered their shipment volumes has been circulated in...[Details]
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STM32F1xx official information: "STM32 Chinese Reference Manual V10" - Chapter 25 Universal Synchronous Asynchronous Receiver Transmitter (USART) Serial port related configuration registers S...[Details]
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PORT6 outputs the action control, and is externally connected to a circuit that drives 8 seven-segment displays . Write a program to display 1, 2, 3, 4, 5, 6, 7, 8 on the 8 seven-segment displays in ...[Details]
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Comparison between DA series inverter and inverter modified from UPS: The biggest feature of the so-called telecommunication inverter is that the DC supply voltage is 48V, but the inverter modified...[Details]
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In the Wobble oscillator circuit, A and B form a 2Hz oscillator, which become C and D gates, and C and D form a 1kHz oscillator to drive the TIP31 speaker driver.
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The latest data from international research company Counterpoint shows that smartphone shipments in China grew 3% year-on-year in the second quarter of 2017. Huawei , OPPO , vivo and Xiaomi account...[Details]
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Beijing time on January 28th, the U.S. Securities and Exchange Commission (SEC) is investigating Elon Musk’s role in shaping Tesla’s self-driving car announcement. It's the latest effort by the SEC t...[Details]
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The TMS320F28x (abbreviated as "F28x") digital signal processor is a 32-bit fixed-point DSP controller launched by TI. Its frequency is as high as 150 MHz, which greatly improves the accuracy of th...[Details]
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At Apple's fall conference, in addition to the new iPhone 11 series of mobile phones, Apple Watch also appeared on the stage of Apple's conference last night. This may be the fastest-paced press co...[Details]
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According to foreign media reports, chipmaker Cirrus Logic intends to use its advantages in the field of tactile solutions in the smartphone market to enter the automotive market. The company believe...[Details]
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//MCU: AT89S52 or STC89C52RC
// Function: Serial port sends temperature and humidity data at a baud rate of 9600
//MCU tutorial DH11 test program
#include reg51.h
#include intrins.h
typedef u...[Details]
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Combined with the above situation, this paper summarizes a set of methods for tuning the parameters of the PID algorithm in a certain project. The PID adjustment method is a commonly used and effecti...[Details]