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Frequency meters can measure parameters such as frequency, period and pulse width of periodic signals. This section introduces the use of Multisim's virtual frequency meter. 1) Place the frequency ...[Details]
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A microcontroller program for an alarm clock.
The buzzer is connected to P37, my single-chip digital tube is a four-digit common anode digital tube, connected to P0 and P2, K1 connected to P14...[Details]
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The analog priority amplifier shown in Figure 1 was originally designed as part of a multi-output power supply, where regulation operation is based on the voltage of the highest priority channel. Ano...[Details]
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Silicon is a promising anode material for high-energy lithium-ion batteries. However, the widespread application of silicon-based anodes has been hampered by a series of challenges. According to fore...[Details]
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The "Special Plan for Communications Infrastructure in the Lingang New Area of the China (Shanghai) Pilot Free Trade Zone (2020-2025)" (hereinafter referred to as the "Special Plan") was officially...[Details]
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EXTI has two functions: one is to generate an interrupt, the purpose is to pass the input signal to NVIC, further run the interrupt service function, realize the function, at the software level; the ...[Details]
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In the spring of 2012, a huge green advertisement in the UK Ecobuild2012 attracted the attention of many companies and visitors. The 1500-5000-HF inverter of Shenzhen Growatt New Energy Company was...[Details]
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The forward and reverse rotation of the motor is widely used and is also one of the required items in the low-voltage electrician practical examination. Only when we fully understand its working pr...[Details]
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In recent years, the number of lamps made of 1-3W high-power LEDs has increased year by year, and their power can range from a few watts to hundreds of watts. High-power LED lamps all use a structu...[Details]
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On the afternoon of October 19th, after a lapse of 5 months, Sonos' high-end TV speaker Sonos Arc entered the domestic market with a price of 7,980 yuan. Judging from the naming method thi...[Details]
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July 25, 2019. Today, an average car has around five square meters of glass, which is almost twice as much as it was 30 years ago. While many components, including interior mirrors with built-in fati...[Details]
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Hyundai Mobis is integrating its e-powertrain technology into its key vehicle components to better differentiate and target the emerging electric vehicle (EV) market, and the company also plans to st...[Details]
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/*********************************************************************** Experiment name: Music synthesis demonstration experiment Device: ATmega16L Crystal: Internal 8M Wiring metho...[Details]
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Most of today's radios are small portable or pocket-sized, and most are powered by two AA (or AA) batteries at a voltage of "3V". They are very convenient to carry around. However, if batteries are...[Details]
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On October 16, Shandong Yulong Gold Co., Ltd. (601028, hereinafter referred to as Yulong Co., Ltd. or the Company) issued an announcement that the company's industry was changed from wholesale to non-...[Details]