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The previous article talked about how to measure inductance. This time, let’s talk about how to measure capacitance. Compared to resistance, the measurement of capacitance is a bit more complicated...[Details]
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The overall block diagram of the circuit is shown in Figure 1. In order to reduce the harmonics of the input current and improve the input power factor (PF), the circuit uses a power factor correction...[Details]
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At the SNEC Forum on May 24, Du Fangyong, General Manager of Jiuquan Runke New Energy Co., Ltd., introduced the Runke 1500V inverter. General Manager Du pointed out that with the vigorous develop...[Details]
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Recently, Yiwei's first system product equipped with its independently developed 46 series large cylindrical battery was successfully rolled off the pilot line of the research institute. Yiwei has ...[Details]
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High-side/low-side current-sense circuits Low-side current-sense circuits have a current-sense resistor connected in series to ground (Figure 1), while high-side current-sense circuits have a curre...[Details]
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Listening to music with high-fidelity headphones is a good choice because of its high resolution. It does not require overly complex configurations. It can achieve the same playback quality as a deskt...[Details]
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A strong slap in the face of US accusations!
Recently, in response to the Federal Bureau of Investigation (FBI) and the Homeland Security Cybersecurity and Infrastructure Security Agency (CISA...[Details]
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LEDs are an attractive light source due to their high reliability (lifetime of over 50,000 hours), high efficiency ( 120 lumens/watt), and near-instantaneous response time. LEDs emit light in just ...[Details]
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Heart-shaped lamp schematic diagram Compiler software: Keil uVision5 (If necessary, you can click this link to download: https://download.csdn.net/download/qq_36931762/11343174) MCU program downlo...[Details]
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Abstract: Small engine manufacturers are beginning to face pressure from government legislation around the world to improve the efficiency of their products and reduce emissions. To meet regulatory...[Details]
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There are a total of 11 timers in STM32, including 2 advanced control timers, 4 ordinary timers and 2 basic timers, as well as 2 watchdog timers and 1 system tick timer.
TIM1 and TIM8 are advanced ti...[Details]
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On January 5, the Xinjiang Uygur Autonomous Region held the "Two Sessions" at the Xinjiang People's Hall. In his government work report, the chairman of the region, Shohrat Zakir, emphasized that t...[Details]
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On January 22, GigaDevice and Jingfang Technology successively issued announcements of share reduction, and both companies had their shares reduced by no more than 2% by the Big Fund. Based on the c...[Details]
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On April 14, the Guilin High-tech Zone Management Committee and Taiwan's Xinyi Electronics Co., Ltd. held a cross-strait project promotion meeting via video link and carried out "cloud negotiations" ...[Details]
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Analysis of LCD working principle:
1. LCD hardware architecture:
LCD hardware system: You can see that the LCD controller is in the ARM processor, and the LCD screen and p...[Details]
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