Bitfields for serial port parameters:
Bit(s)	Description	)
 7-5	data rate (110,150,300,600,1200,2400,4800,9600 bps)
 4-3	parity (00 or 10 = none, 01 = odd, 11 = even)
 2	stop bits (set = 2, clear = 1)
 1-0	data bits (00 = 5, 01 = 6, 10 = 7, 11 = 8)
SeeAlso: #00302,#00307,#00308,#00309