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The FLCK value of the official wince system of Samsung is 400MHz, the HCLK value is 100MHz, and the PCLK value is 50MHz. So how are these values calculated? The general process is as follows: the...[Details]
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The actual picture of the basketball counter is as follows: The schematic diagram and PCB diagram drawn by Altium Designer are as follows: The simulation schematic is as follows The micro...[Details]
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In the CDMA communication system, the receiver used for base station signal forwarding is a core module. It is obviously unreasonable for a receiver to only handle the despreading and demodulation...[Details]
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Abstract: Aiming at the needs of attitude measurement in low-cost, low-power, and miniaturized applications, an attitude measurement system combining a three-axis MEMS gyroscope, an accelerometer, ...[Details]
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The data bus of the microcontroller serves each chip and it is impossible to maintain a state for an output. Therefore, the main function of the output interface is to maintain data (i.e. data latc...[Details]
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As the impact of future mobile travel changes, new energy technology development, consumer market recovery, and the accelerated implementation of relevant policies, regulations, and industry standard...[Details]
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This article mainly discusses the circuit principle design and application analysis of the blood glucose meter based on the C8051F series single-chip microcomputer, and also provides a complete sol...[Details]
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Contents The invention relates to an instrument for measuring heat absorption or release by taking cold water or hot water as carrier in a heat exchange loop, and in particular to an embedded ultraso...[Details]
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Differential active probes provide truer signal reproduction and fidelity for high-frequency measurements. With ultra-low input capacitance and universal DUT connectivity, the TDP1500 and TDP3500 dif...[Details]
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ZVL is an economical desktop vector network analyzer launched by Rohde & Schwarz. Different from other products on the market, ZVL has strong expansion capabilities. In addition to traditional vector...[Details]
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STM32 reads voice files from the SD card for playback, so it needs to decode the voice. At the beginning, we have been using the Speex audio compression format. Recently, we found that when convertin...[Details]
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Intel plans to acquire Israeli chipmaker Tower Semiconductor for $5.4 billion, but analysts believe the deal will not solve some of Intel's biggest problems. Wall Street has been unhappy with Intel...[Details]
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During the AB phase power-on period, since the coil CC' is fixed and in the magnetic field generated by the rotor, and the direction of the magnetic field changes with the rotation of the rotor, th...[Details]
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On February 27, 2017, Zhang Guowei, Party Secretary of Xinxiang City, and Wang Dengxi, Mayor of Xinxiang City, visited Henan Lithium Power Co., Ltd. and were warmly received by Yang Tao, General Ma...[Details]
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Soft start and variable frequency start are two different ways of starting motors. They are widely used in industrial automation and power systems. This article will introduce the concepts, princip...[Details]