R1IN R2IN T1IN T2IN R1OUT R2OUT T1OUT T2OUT Baudrate: 1 Symbol pro Sekunde: 1 Baud Jean Maurice Emile Baudot Baudot Code 1874? Urspr"unglicher Synchroner, Digitaler 5 Bit Zeichenkode: CCITT-1 UBRR UBRRL UBRRH - Atmega8 UCSRA UCSRB UCSRC UDR UBRR: UART Baud Rate Register: UBRRL UBRRH - Atmega8 UCSRA UCSRB UCSRC: UART Controll Register UDR: UART Data Register Baudrate: UBRR: (Taktfrequenz des Prozessors)/(1*Baudrate)-1 Bits: UDRE - UART Data Register Empty UCSZ0, UCSZ1: UCSRC URSEL: UCSRC TXE TXEN