AT89C40511

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  8051/4051 UART 8051 UART Serial communication Registers SBUF: Serial Buffer Register SCON: Serial Control Register Bit 7:6 - SM0:SM1: Serial Mode Specifier SM1 SM0 0 0 1/12 of Osc frequency shift register mode fixed baud rate 0 1 8-bit UART with timer 1 determined baud rate 1 0 9-bit UART with 1/32 of Osc fixed baud rate 1 1 9-bit UART with timer 1 determined baud rate /* * 8051_Serial_UART */ #include /* Incl.. 프로그램/마이컴 2020. 3. 3.