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LED lighting has quietly emerged in recent years, but do you know LED? Let's learn about LED today.
LED composition
LED (Light Emitting Diode) is mainly composed of five materials: bracket, silve...[Details]
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Rectification circuits are widely used in DC motor speed regulation, DC voltage regulation and other occasions. The three-phase half-controlled rectifier bridge circuit structure is a common rectif...[Details]
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Kyocera Crystal Devices Co., Ltd., a wholly owned subsidiary of Kyocera Corporation ("Kyocera") and a developer and manufacturer of crystal devices, has successfully developed an industry-first "zero...[Details]
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In the past two weeks, I have used two ICs (PIC16 series and STM8S series) to make a product. It is my first time to use them and I encountered some problems. The summary is as follows: 1: PIC16 si...[Details]
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Rotating equipment can affect production if it fails, so monitoring mechanical equipment for signs of failure can be used to predict and prevent possible downtime. Vibration monitoring and mechanical ...[Details]
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According to relevant leaks, Huawei will launch the nova 10 series in June, which will bring a 5G package version. It is expected that the package version will be the nova 10 series 4G version ...[Details]
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Apple is developing new products with its supply chain partners, including the so-called "AirPods Pro Lite" true wireless Bluetooth earphones. The report did not provide detailed information about...[Details]
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Sometimes, the path of technological evolution is not always what we expect. Take smart driving as an example. As early as 2016, news reports mentioned that "there will be 10 million self-driving c...[Details]
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cart2pol Convert Cartesian coordinates to polar or cylindrical coordinates
cart2sph Convert Cartesian coordinates to spherical coordinates
pol2cart Convert polar coordinates to Cartesian c...[Details]
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The designed wireless data transceiver system is an important part of the wireless follow-up control system. It is mainly composed of
nRF905
wireless transceiver module and
LPC2148
A...[Details]
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#include
#define CPU_F ((double)1000000)
#define delay_us(x) __delay_cycles((long)(CPU_F*(double)x/1000000.0))
#define delay_ms(x) __delay_cycles((long)(CPU_F*(double)x/1000.0))
#define IR_DIR_...[Details]
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China News Service reporters learned from the Purple Mountain Observatory of the Chinese Academy of Sciences on the 13th that during China’s 39th Antarctic scientific expedition, the station took the...[Details]
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Various companies are competing to announce their own fast-charging technologies, and the mobile phone industry is about to enter the era of hundred-watt fast charging. Blogger @数码闲聊站 reveale...[Details]
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After being mentioned for seven consecutive years, “new energy vehicles” are no longer mentioned in this year’s Government Work Report. What does this mean? This means that the country's guidan...[Details]
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The Russian-Ukrainian conflict and the resulting fuel price spike got me thinking about how to get better gas mileage in my car. I considered buying a car that got better gas mileage, but I had rea...[Details]
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