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The background is to measure the size of an AC current of an impedance. The IC can generate a 50Khz AC sinusoidal signal inside. The AC current will flow through C19, C16, 1K or 300R and ret...[Details]
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After the oval gear flowmeter is correctly installed as required, it can guarantee sufficient accuracy when used. Usually, the accuracy of the accumulated value can reach 0.5 level. It is a relatively...[Details]
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April 22, 2022 - Suzhou Nanochip Microelectronics Co., Ltd. was listed on the Science and Technology Innovation Board of the Shanghai Stock Exchange with an opening price of 250 yuan and an opening i...[Details]
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Hydraulic systems have the advantages of light structure, large transmission ratio, stable operation, easy to achieve stepless speed regulation and automation, etc., and have been widely used in vario...[Details]
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my country's power industry standards stipulate that metal oxide arresters should be installed on the busbars and main transformer ports of substations as one of the overvoltage protection measures. ...[Details]
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Requirements: Output a 50Hz square wave from port P1^0, and adjust the frequency of the square wave through S1 and S2. Press S1 to increase the frequency by 1Hz, and press S2 to decrease the frequenc...[Details]
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When using a TFT touch screen and wanting to display strings, graphics or numbers, you will find that there is a most important function LCD_ShowChar in their library functions. It seems that few...[Details]
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Abstract: This paper discusses the grounding technology in electromagnetic compatibility, including the types and purposes of grounding, grounding methods, calculation of grounding resistance, and ...[Details]
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9-bit DA converter with added polarity input in 8-bit DAC
Function of the circuit
If an 8-bit DAC is used for bipolar output, the resolution of non-polar voltage is only 1/128. If the resoluti...[Details]
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1 A device and method for automatically compensating brightness of a display backlight when an LED light string is short-circuited
Publication (Announcement) Number: CN102054442A
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On July 6, French time, the "New Life - Chinese Intangible Cultural Heritage and Contemporary Design Exhibition" was officially launched at the French Museum of Decorative Arts in the west wing o...[Details]
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Use
3
alkaline batteries to
power
20
"
30
white LEDs
(
...[Details]
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With the improvement of living quality and people's demand for living comfort, the construction of buildings in northern my country will generally promote heat meters to households for heating supply...[Details]
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On August 18, Jiujiang Economic and Technological Development Zone in Jiangxi Province held a signing ceremony for the LCD display module and display screen project, marking the official establishmen...[Details]
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In 2019, a smart headband for children appeared in people's vision. It was created by Qiangnao Technology. With the help of this headband, students' learning interest and initiative awareness have be...[Details]
DSP and ARM Processors
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