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Ultrasonic waves have the following characteristics: low speed, easy detection of propagation time; high frequency, strong reflectivity, weak diffraction; long propagation distance; insensitive to lig...[Details]
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In the "Wireless Subsystem Synchronization" of GSM 05.10 clause, it is stipulated that: "The base station should use a single frequency source with an absolute accuracy better than 0.05 ppm (5×10-8) a...[Details]
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In the past, designing wireless data transmission products often required considerable radio expertise and expensive professional equipment. Traditional circuit solutions were either complicated or d...[Details]
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//ICC-AVR application builder : 2007-12-5 17:34:01 // Target : m48 // Crystal: 1.0000Mhz #include iom168v.h #include macros.h #include myfun.h //#include I2C.h #define START 0x08 #define ReSTA...[Details]
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On May 26, Espressif Systems disclosed the institutional research records for May. From May 10 to May 26, Espressif Systems accepted research from a total of 33 institutions. The company responded to...[Details]
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The space size of stm8s008 is 8K. When using it, there will be a situation where the space is not enough. At this time, some settings should be made on the software to optimize the program size. 1....[Details]
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In the past, LED practitioners have developed large-size LED chips to achieve their expected goals in order to obtain sufficient white light LED beams. However, in reality, when the applied power o...[Details]
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The most frequently used PLC programming languages are structured text and ladder diagram. For technicians with little basic knowledge, it is quickest to start learning PLC programming from ladde...[Details]
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"Safety first" is the core concept and value of autonomous driving . The overall system safety design of autonomous vehicles is a complex system engineering, involving the core algorithm strategy des...[Details]
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1. Switch the main clock to HSE; (external crystal oscillator is 8MkHz) 2. Divide the main clock frequency by 8, that is, the counter clock period is 1us; 3. Set the timer to interrupt once every 250...[Details]
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Many custom-configured iMacs, Mac Pros, and MacBook Pros are experiencing longer than usual delivery expectations in the U.S. Apple Online Store. The reason for the longer delivery times has not b...[Details]
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DC regulated power supply is an important component of modern power electronic system, and a good DC power supply system is an important guarantee for high-quality modern electronic system. There are ...[Details]
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Atomic operation implementation Purpose: Prevent two processes from opening the same file at the same time. Exit automatically when the latter process opens the file. Defining atomic variables Defi...[Details]
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Trigger holdoff time: The time the oscilloscope waits to re-enable the trigger circuit. During the holdoff period, the trigger circuit is closed and the trigger function is suspended. Even if there i...[Details]
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On October 30, the e-sports performance flagship, iQOO 13, was officially released. As a flagship series with a high cost-performance ratio, iQOO has strong performance and has been additionally op...[Details]