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Simple expansion board

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Update:2024-11-24 09:12:54

This power engineer chose a "road to hell" at Huawei
[i=s]This post was last edited by Mufan001 on 2018-6-15 13:58[/i] [size=4]Since I joined Huawei in 1999, and later went to other companies, and then returned to Huawei, I have never changed my busines
Reflector Antenna Design and Calculation Examples
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grateful
[align=center][/align] [size=5]Thanks to lehuijie netizen for donating two development boards to the forum mobile station: [/size] [size=5]STM32F411 Nucleo-64[/size] [size=5]SWM320VET7-50_LQFP100 mini
Espressif ESP32 Development Board - Developer Edition
[size=14px]From:[/size][size=14px][url=https://www.adafruit.com/product/3269]https://www.adafruit.com/product/3269[/url][/size] Adafruit New ESP32 Development Board [img=600,450]https://cdn-shop.adafr
Flexible platform for networking automotive electronic systems
Since cars need to face a variety of different road surfaces and driving conditions, the electronic systems in the car must adopt a variety of different network standards to meet different performance
Non-isolated 'mains' voltage acquisition circuit
Please see this schematic diagram for measuring 'mains' voltage found on the Internet.There are four series resistors from Lin and Nin. R6, R7, R8, R9 and R11, R12, R13, R15, where: 1. Why do we use t

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