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There are generally three methods to measure high frequency: resonance method, comparison method and counting method. 1. The resonance method uses the phenomenon produced when the resonant system res...[Details]
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In recent years, with the development of large-screen display technology, the frequency of the system is getting higher and higher, the scale of the system is getting larger and larger, and the des...[Details]
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As autonomous driving technology continues to develop, cars require more support systems for smooth operation. When an autonomous vehicle enters an underground parking lot, the GPS navigation functio...[Details]
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The megohmmeter generator handle is heavy and the output voltage is low. Possible reasons: 1. There is a short circuit in the generator circuit, which causes the circuit resistance to decrease and th...[Details]
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From the structure diagram of the timer/counter above, we can see that the 16-bit timer/counter is composed of two 8-bit dedicated registers, namely: T0 is composed of TH0 and TL0; T1 is composed ...[Details]
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In embedded systems, four-wire resistive touch screens are commonly used, which determine the position of the touch point by detecting the voltage of the x-axis and y-axis. The general touch screen...[Details]
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Digital ground resistance tester CA6460 can measure ground resistance and soil resistivity. The measurement range of ground resistance is 0 to 2000Ω. It adopts automatic range design and automaticall...[Details]
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RFID (Radio Frequency IDentification) is also known as electronic tag or wireless radio frequency identification. It is a communication technology. Compared with traditional magnetic card and IC card...[Details]
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/*315M wireless decoding program*/ /*The wireless code has a high-level pulse time of 1.8ms, a low-level pulse time of 600us, and a low-level time of 18.6ms. Use TIMER0 and INT0 to measure the pu...[Details]
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Smartphone development
Q: The smartphone industry is facing challenges today. Almost everyone has a smartphone, and economic development is more uncertain than before. What factors d...[Details]
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October 10, 2011, Beijing - Agilent Technologies Inc. (NYSE: A) recently announced the launch of the industry's first MIPI M-PHY conformance test software package for transmitter verification.
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"People" refers to the era of smart wearables that has already arrived, "cars" refers to the revolution in the smart car industry that has already begun, and "life" refers to the gradual and quiet ...[Details]
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The leakage detector can detect the operating current of the current type electric shock protector and the unbalanced leakage current that is smaller than the current type electric shock protector....[Details]
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S3c2440 supports up to 36 internal interrupt sources and 24 external interrupt sources, which are masked and controlled by the internal terminal mask register INTMSK and the external interrupt regist...[Details]
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Create light.c:
Modify start.S:
Modify Makefile: add light.o
Finally, make succeeded and burning was successful.
Similarly, we can also call our assembly f...[Details]
PCB Design
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