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MFRC522 circuit schematic diagram: Antenna part: MCU + MFRC522 test source program is as follows: /**********************RC522 experimental development board routine************************ *...[Details]
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The Hello Travel App has been removed from the Apple App Store. The reason for the removal is still unclear. The Hello App can still be searched on Android phones. There are speculations that the...[Details]
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WeRide received strategic investment from the Renault-Nissan-Mitsubishi Alliance Fund, with a total financing amount of US$310 million. This is the third time WeRide has received financing this year,...[Details]
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Low voltage step-down regulation and conversion can be accomplished in a variety of ways. Switching regulators operate efficiently over a wide voltage range, but they require magnetic components an...[Details]
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Generally speaking, high-end instruments should be at least twice as fast as the technology being adopted by customers, especially those developing serial computing devices and communications transcei...[Details]
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According to Bloomberg, the Semiconductor Industry Association of the United States sent a letter to U.S. Commerce Secretary Wilbur Ross last week, stating that relaxing the government's sales ban on...[Details]
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It was officially launched at the "Guangdong Province LED Lighting
Product Benchmark Index Release Conference"
held in Zhongshan City, Guangdong Province
. The conference introduced the sign...[Details]
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summary:
In view of the current problems of low efficiency, high cost and poor quality consistency of manual polishing, an automated polishing integrated workstation with high flexibil...[Details]
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Mazda's Skyactiv technology has pushed the energy efficiency of naturally aspirated engines to a new peak. With the release of Sky technology, Mazda's models have also been branded with fuel-saving m...[Details]
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Relying on its affinity with users and natural human-computer interaction interface, embedded devices have developed rapidly and penetrated into every corner of life. The design method introduced in ...[Details]
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On August 21, Hebei Super Vanadium Energy Storage Co., Ltd. (hereinafter referred to as Super Vanadium Energy Storage) was invited to participate in the "Hebei Tour of Envoys in China" themed "Green H...[Details]
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Samsung Display will release trial production of quantum dot (QD) panels for TVs and monitors this month and will send them to customers for further testing. It is understood that the new panels use ...[Details]
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Sources revealed that LG Display will stop operating its P5 automotive LCD panel production line in Gumi City. After the production line is closed, the production capacity will be transferred to the ...[Details]
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This is an ultrasonic distance measurement module program I wrote a few days ago. The ultrasonic distance measurement module uses HC-SR04 and the microcontroller is STC80C52RC. However, I bought a mi...[Details]
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At 6:10 a.m. on October 28, the Alxa Power Supply Company of the Inner Mongolia Electric Power Group organized the planned grid connection and off-grid maintenance of the Ejina "source-grid-load-st...[Details]
PCB Design
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