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[the third day of actual combat of smart lock project based on stm32f401ret6 in 10 days] communication foundation and understanding serial port
2022-06-13 01:50:00 【It's Beichen bupiacra】
Communication foundation and understanding serial port
One 、 What is? UART?----- A serial port

Two 、 communication mode


3、 ... and 、 Classification and characteristics of common communication protocols




















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