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In early June, Shanghai announced the lifting of the lockdown. After two months of lockdown and anti-epidemic efforts, there is finally light at the end of the tunnel. Looking back at this round of d...[Details]
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The limiting filter method is to limit the deviation of the current sampling value from the previous sampling value through software. If the deviation between the current sampling value and the previ...[Details]
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An "intelligent detection control circuit" for the water heater is designed and manufactured using the AT89C205l single-chip computer chip. It can monitor the water level in the water tank and the wor...[Details]
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software: IAR 7.4 STM32CubeMX 4.14.0 hardware: STM32F103VBT6 The schematic diagram is basically the same as the manual, except that the pull-up resistor is not 10K or more as recommended by the man...[Details]
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Circuit function: When the voltage is lower than 180V or higher than 250V, it can give an audible and visual alarm. When an AC contactor is connected externally, it can cut off the power supply to...[Details]
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The research on LED display screen uses a screen of 8×8 dot matrix display, focusing on dynamic processing methods. Due to the limitations of the display screen, only English and numbers can be d...[Details]
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ContextVision, a medical technology software company focused on image analysis and artificial intelligence, announced today the release of its seventh-generation 2D ultrasound image enhancement softw...[Details]
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Drivers have been longing for a future where cars can reach new levels of functionality and safety, as described in science fiction novels, while also having cockpits with colorful displays. With the...[Details]
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Leakage current measurement is actually how much leakage current there is from the perspective of the final safety performance of the system, because the connections between factories and equipment a...[Details]
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Liquid crystal display
(LCD)
panels have been popular since the early 1990s. Their main application products have expanded from notebook computers to desktop computer screens since the second hal...[Details]
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There are many ways to make a square
wave inverter
, but each has its own characteristics. For this inverter, I mainly want to share two points with you, which are also the two...[Details]
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Using a linear regulator to convert voltage will face power consumption issues, while the switching method will have noise issues. The choice of conversion method for LED drivers depends on the app...[Details]
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Blood sugar test circuit analysis: In order to detect the number of free electrons generated by the reaction of glucose oxidase and glucose, a fixed bias voltage needs to be applied to both ends o...[Details]
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Application technology | Electronic exterior rearview mirror
Application area: Car body and interior and exterior decoration...[Details]
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Ultra-thin laptop adapter circuit : 65W, 19.7V, 3.3A, 90–265 VAC input flyback power supply circuit
...[Details]