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The 89C51 microcontroller is an 8-bit microcontroller. The most commonly used one is the AT89C51 produced by Atmel. It was the most used microcontroller chip when I was in school. Now it has been dis...[Details]
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The da16b millivoltmeter adopts the amplification-detection form, which has high sensitivity and temperature stability. It can be used to measure the effective value of the sine wave voltage. This in...[Details]
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1-2-3. Calculation of energy storage filter inductance of series switching power supply From the above analysis, we can know that the output voltage Uo of the series switching power supply is related...[Details]
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According to Jiwei.com, the three major A-share indexes closed down slightly today, and the market trading volume shrank. The two markets traded a total of 687.4 billion yuan. Industry sectors rose a...[Details]
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Huawei officially released HarmonyOS 2 and a number of new products equipped with HarmonyOS 2. This also means that "mobile phones equipped with HarmonyOS (Hongmeng)" have become official produ...[Details]
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I encountered many problems and gained a lot through the one-year study of 430. The following are some of the problems I encountered during the study and their solutions. There are still many things t...[Details]
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On February 4, the DB electronic materials base project was signed and settled in Kunshan, with a total investment of 300 million yuan. According to the news released by Kunshan, the DB Electronic ...[Details]
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Can ChatGPT replace traditional search engines like Google and Baidu? Why can't China make ChatGPT soon? Currently, most discussions on these issues are limited to the technical feasibility of larg...[Details]
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********************************************************************************************************* * FORMAT CURRENT TIME INTO STRING * * Description : Form...[Details]
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Circuit Function and Advantages
This circuit is a complete implementation of a low noise microwave fractional-N PLL with the ADF4156 as the core fractional-N PLL device. The PLL freque...[Details]
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With the rapid development of my country's economy and medical and health care, people are paying more and more attention to their health status, and their health concept has gradually changed from...[Details]
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introduction
Nucleus PLUS is an operating system kernel designed by ATI Corporation of the United States for embedded system applications with high real-time requirements. About 95% of the Nuc...[Details]
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On August 21, the construction project of Xinjiang Shengrui Green Source 5 GWh new energy production base was launched in Midong District, Urumqi. As the first new energy storage lithium battery cell ...[Details]
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High power density, excellent performance and ease of use are key requirements for current power system design. To this end, Infineon Technologies AG has launched a new generation of OptiMOS™ Sour...[Details]
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555 Timer
5.5.1 555 timer circuit structure and function
1. Block diagram (Figure 5.5.1 Bipolar type)
1. Analog functional components:
⑴ Resistor voltage divider),
⑵ Voltage com...[Details]