Department of Computer Scien
ce and Information Engineering
National Cheng Kung University
HANEL
PROGRAMMING THE SECOND SERIAL PORT
(cont’)
PCON = 87H
PCON = 87H
PCON
TCON0 = 88H
TCON0 = 88H
TCON
TH1 = 8DH
TH1 = 8DH
TH
TL1 = 8BH
TL1 = 8BH
TL
SBUF1 = C1H
SBUF0 = 99H
SBUF
SCON1 = C0H
SCON0 = 98H
SCON
Second Serial Port
First Serial Port
SFR Byte Addresses for DS89C4x0 Serial PortsSFR (byte address)