The difference between mini usb and micro usb

Mini USB Overview MiniUSB, also known as mini USB, is a USB interface standard. USB is the abbreviation of English UniversalSerialBUS. The Chinese meaning is "Universal Serial Bus", which is a technology developed for transferring data between PC and digital devic

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C51 independent button recognition sample program

Each time you press the S2 button of the independent keyboard, one LED connected to the P1 port moves down one bit. #include Sbit BY1=P3^4; //Define the input of the button S2 Unsigned char count; / / button count, each press, count plus 1 Unsigned char temp; Unsigned char a,b; Void delay10ms

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