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In the digital world, executives of major mobile phone manufacturers not only praise themselves through popular science and promote themselves, but also like to talk about their competitors on Weibo....[Details]
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For MHL devices, the equipment required for testing mainly includes high-bandwidth oscilloscopes, probes, MHL fixtures, and MHL automatic test software. MHL testing requires an 8GHz bandwidth o...[Details]
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Matrix keyboard schematic diagram: The row control line of the first row is connected to p17, the row control line of the second row is connected to p16, the row control line of the third row is co...[Details]
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When driving on complex and ever-changing roads such as highways, the driver must not only keep his sight in front of the vehicle, but also pay attention to important information on the dashboard s...[Details]
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STM8 trigger synchronization The counter allows four trigger inputs ETR TI1 TI2 TRGO from TIM5/TIM6 The counter of TIM1 uses three modes to synchronize with the external trigger signal: standa...[Details]
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Everyone knows that the mains power supply has a voltage of 220V. Do you know what this voltage looks like? Let’s take a look at it on an oscilloscope. You can see that it is a sine wave signal with ...[Details]
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This paper presents a novel, fully automatic digital display design for measuring RF frequency by using the pre-divider SAB6456A and the high-speed digital divider 74HC390, combined with the ne...[Details]
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1. Implementation of printf series functions We know that the microcontroller transmits data to the computer window through the serial port. Sometimes we need to send a string, sometimes we need to...[Details]
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(1) The instrument should be kept dry and not exposed to corrosive gases. (2) For instruments that have just been unpacked or have not been used for a long time, it is best to take moisture-removing ...[Details]
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Ceva expands cooperation with Sungyang Technology Introducing Bluetooth audio technology for wireless speakers, speakers and airlyra SoC series of other wireless audio devices Ceva Corporation...[Details]
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An oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform invisible electrical signals into visible images, making it easier for people to study the changing p...[Details]
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Recently, Jiwei.com learned that after OPPO counter-sued Nokia for patent infringement in China and Europe in early September, OPPO recently filed multiple patent infringement lawsuits against Nokia ...[Details]
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Autonomous driving technology is the future development direction. Autonomous driving is divided into conditional autonomous driving, highly autonomous driving and fully autonomous driving, and diffe...[Details]
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According to foreign media reports, as analysts and research institutions had generally expected, Apple's first batch of smartphones supporting 5G network connection, the iPhone 12 series, has been i...[Details]
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The main circuit of the three-phase voltage-type PWM rectifier has a very fast response and a better input current waveform. When working in a steady state, the output DC voltage remains unchanged, t...[Details]
Power technology
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