Bitfields for HP Vectra Extended BIOS serial port attributes: Bit(s) Description ) 8-5 data rate (110, 150, 300, 600, 1200, 2400, 4800, 9600, 19200) 4-3 parity 00 none 01 odd 10 none 11 even 2 stop bits (0 = one, 1 = two) 1-0 bits per character 10 seven-bit characters 11 eight-bit characters 0x undefined