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The essence of permanent magnet synchronous motor is to use magnetic field (magnetic field generated by stator conductive coil + magnetic field generated by rotor permanent magnet) to generate elec...[Details]
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On August 18, Chenan Technology released its 2021 semi-annual performance announcement, stating that its revenue in the first half of the year was 510 million yuan, a year-on-year decline of 19.56%; ...[Details]
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Google was originally scheduled to hold an online launch event for the Pixel 5 and Pixel 4a on September 30, but the phones have now been spotted on sale at multiple European retailers. Accordi...[Details]
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As the market is rushing to buy, as a consumer, you still need to be calm and make scientific analysis when choosing LEDs, and choose the light sources and lamps with the best cost performance. T...[Details]
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As of late February 2021, the prices of the current mainstream 32-inch, 43-inch, 55-inch and 65-inch LCD TV panels have risen by 119%, 81%, 84% and 46% respectively compared to May 2020. Hu Jian, hea...[Details]
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While LED lighting products are replacing general incandescent lamps and energy-saving lamps , in addition to being dimmable,the luminous color, light output, luminous efficiency and other relat...[Details]
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With the advancement of the digitalization of power grids, the impact of chips on power grids continues to deepen. The basic business units that constitute the power grid have gradually moved from th...[Details]
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The German Minister of Economy said in an interview with the media that Tesla can obtain state subsidies if it sets up a super factory in Germany. "In conversations with Tesla CEO Elon Musk, I alw...[Details]
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Samsung officially announced that the Samsung Galaxy S20 FE 5G new product launch conference will be held at 19:30 on October 16, 2020. IT Home reported that the Samsung Galaxy S20 FE will be relea...[Details]
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The parameters of the soft starter mainly include start time, stop time, maximum start current, and initial start voltage.
1. Starting time (usually 0.5-60s) refers to the time required for th...[Details]
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Challenges of LED Power Supply As a new type of electric light source, LED has obvious advantages in making large luminous three-dimensional characters and luminous signs. It has low control volta...[Details]
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1. Comparison of MSP430 series devices As an MCU with excellent performance, the MSP430 series of single-chip microcomputers has been widely used in the mainland. MSP430 has great advan...[Details]
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According to foreign media reports, General Motors has obtained a patent for a display system with selective light-shielding capabilities. The patent application was filed on March 2, 2021. On Octobe...[Details]
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When using JLINK to download the arm chip, the following error is prompted:
No ARM chip found
Voltage is 0
In this case, it is generally the connection between JLINK and...[Details]
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Infrared remote control technology has been widely used in daily household appliances, and its advantages of easy use, low power consumption, and strong anti-interference ability are increasingl...[Details]