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Last year, Google brought the Pixel 3a product line for the first time, bringing this phone designed for geeks or Android compatibility verification to the mid-range price range and lowering th...[Details]
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Using the high-performance PWM controller chip SE3910 to build an AC/DC converter solution
At present, in power supply solutions below 100W, pulse width modulation (PWM) control chips are ge...[Details]
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A 2-way speaker is a speaker consisting of a tweeter and a woofer, and is a type of full-range speaker.
Homemade simple two-way frequency divider
Today, I will give you a homemade b...[Details]
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(Photo source: Prieto official website) According to foreign media reports, Prieto Battery, a 3D lithium-ion battery technology company, announced the results of Energy Assurance LLC's first thi...[Details]
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Introduction Bandwidth, sampling rate, and memory depth are the most common evaluation criteria used by engineers when selecting a digital oscilloscope. Waveform update rate is another important ...[Details]
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1. Material selection 1. L289 drive motor x2 2.1.5V battery (you can buy rechargeable batteries, I have used dozens of batteries!!!) I use 8 1.5v batteries to form a 12v battery to power 4...[Details]
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The STC89C516RD microcontroller contains 1280 bytes of RAM data storage, which is sufficient for general applications. However, since the system uses a real-time multi-tasking operating system RTOS...[Details]
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When it comes to keyboard scanning, I believe most people's first reaction is row-column matrix scanning, so that we can get as many keys as possible with relatively limited IO ports. Keyboard scan...[Details]
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The demand for energy in the field of artificial intelligence is considerable. Breakthroughs in AI technology in the future will inevitably require breakthroughs in energy. On March 23, we observed fr...[Details]
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It's the day of the national competition again. For every electronic person, participation is a spirit, and being able to win more awards is also the higher pursuit of every electronic person. Here, ...[Details]
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On March 23, Xin Baoan, general manager and deputy secretary of the Party Committee of State Grid Corporation of China, visited the Beijing Data Center of State Grid to investigate information and ...[Details]
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In the previous section, we learned about the data types supported by the KEIL C51 compiler. How are these data types used in the definition of constants and variables? Is there anything to pay attent...[Details]
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Former Republican House Speaker Newt Gingrich slammed the Trump administration's strategy for rolling out 5G wireless technology, saying the United States risks losing its leadership in the face of a...[Details]
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Most LTE deployments are likely to be upgraded, so LTE devices and services need to work seamlessly with existing network technologies. Consumers who choose LTE devices expect them to work perfectl...[Details]
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Recently, it was reported that Nokia has announced a new version of Ovi Maps for its smartphones, which will include high-end walking and driving navigation. This move is seen as a huge change in the...[Details]
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