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1. Determine the test signal bandwidth Bandwidth is generally defined as the frequency at which the amplitude of a sine wave input signal decays to -3dB, or 70.7% of the amplitude. Bandwidth determ...[Details]
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After entering the 5G era, due to the pressure of component costs, the prices of Android phones, especially high-end flagship phones, have generally increased. According to foreign media reports, the...[Details]
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There are many ways to detect LED driver power transformers. Here are eight simple detection methods for transformers:
1. Check the transformer for any obvious abnormalities by observing its appe...[Details]
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When Apple switched to its own chips, its Mac computers lost a feature called Boot Camp, which let people dual-boot between macOS and other operating systems like Windows. Now, Microsoft has official...[Details]
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Sweeping machines are familiar to modern people and are known as "a magic tool that frees your hands." When it comes to sweeping machines, most people probably think of the round sweeping machine fir...[Details]
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On August 29, Vishay Intertechnology announced the launch of the first IHSR high-temperature inductor that meets the AEC-Q200 standard: Dale IHSR-6767GZ-5A, which uses a 6767 case, measures 19.0 mm...[Details]
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CINNO Research Industry News: Samsung Electronics is accelerating its efforts to reduce its reliance on Samsung Display (SDC) for foldable panels. It is looking for a UTG (Ultra Thin Glass) processin...[Details]
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1. Generate configuration files There is a default configuration file stm32f1xx_hal_conf_template.h in the HAL header file directory. Before compiling the HAL code, copy this file to stm32f1xx_hal_co...[Details]
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#include //Call header file
//#include pic1687x.h
__CONFIG(0x3F32); //Chip configuration word
#define uchar unsigned char
#define uint unsigned int
void ini...[Details]
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With the promotion of the "integration of space and earth" technology system of communication system, mobile communication is developing towards seamless coverage. The wide coverage of satellite mo...[Details]
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In December last year, Coolpad launched the COOL 20 series of mobile phones, which are equipped with symmetrical stereo dual speakers and a 3.5mm headphone jack, which are also rare configuratio...[Details]
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On February 19, the Anhui Guofeng Plastic Industry electronic-grade polyimide material production base project was signed and settled in Hefei Xinzhan District. The total investment of the electron...[Details]
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1. Hardware circuit
The I2C bus is a simple, bidirectional, two-wire synchronous serial bus developed by Philips. As shown below:
SDA (serial data line) and SCL (serial clock line) are bo...[Details]
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【Introduction】S7-300/400 is a Siemens PLC system that everyone is familiar with. Their soft redundancy system is not very convenient and cumbersome to use and configure, while the S7-1500R/H hard r...[Details]
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With the continuous development of multi-core technology, parallel methods have become a means of dealing with larger-scale problems and have been successfully applied in many fields. At present, the...[Details]
Analog electronics
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