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The abdominal cavity is a closed cavity. Any organ volume increase beyond a certain limit can lead to intra-abdominal hypertension. The purpose of abdominal pressure monitoring is to observe the ch...[Details]
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The CNC machine tool IoT is connected to the CNC machine tool controller through an intelligent gateway. After obtaining the data in the controller, it is uploaded to the cloud platform through 4G,...[Details]
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As digital music files become more popular, compact discs are also becoming obsolete. However, some existing CDs may still have a use, as the gold foil inside them can be used to produce wearable bio...[Details]
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A 2-input CMOS NOR gate circuit includes two parallel N-channel enhancement MOS transistors and two series P-channel enhancement MOS transistors.
When one of the input terminals A and B is at ...[Details]
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----- Main program starts----- START: CLR P1.0 ;P1.0 outputs low level, so that LED1 lights up ACALL DELAY ;Call the delay subroutine SETB P1.0 ;P1.0 outputs high level, so that LED1 turns...[Details]
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The composition of a Karnaugh map
The Karnaugh map is a planar grid map, in which each small square represents a minimum term, so it is also called a minimum term grid map.
1. Structur...[Details]
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1-3. Reversing series switching power supply
1-3-1. Working principle of reversing series switching power supply
Figure 1-7 is another series switching power supply, generally call...[Details]
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Innovation is often the only way to success. "Innovate or die" is widely circulated in the technology industry. Only organizations that can lead innovation can thrive. The same is true for technology...[Details]
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This user manual will introduce W5300E01-ARM, which is a functional evaluation test board for W5300 based on ARM920T. It is divided into 9 major sections, including overview, product description, hard...[Details]
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The frequency converter is a device that converts the industrial frequency power supply (50Hz or 60Hz) into AC power supply of various frequencies to achieve variable speed operation of the motor. ...[Details]
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From July 19 to 22, Liu Yafang, deputy director of the Science and Technology Department of the National Energy Administration, and his delegation investigated the progress of the implementation of...[Details]
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Now that people's living standards have improved, they are more concerned about medical sterilization and disinfection. In the mid-1990s, a new type of sterilization equipment, the pulsating vacuu...[Details]
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In order to preserve the microcontrollers learned during the holidays, I tried to imitate one example a week, which was also a further study of Proteus. What I am programming today is the LED inter...[Details]
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In modern electronic circuits, many aspects have strict requirements on the phase of the signal in the circuit. Therefore, the measurement of phase has become a common problem. This add-on for measur...[Details]
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Once you have acquired a signal and displayed it on an oscilloscope, the next step is usually to make measurements on the waveform. Oscilloscopes now have an extremely rich set of built-in measuremen...[Details]
ST - Low Power RF
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