ZiLOG System 8000

USER
34
Zilog
USER
The port addresses shown in Table 3-2 are used in the Moni-
tor Program.
Table 3-2. System Hardware I/O Port Addresses
PORT ADDRESS
CTC CHANNEL
O.
FFAI
CTC CHANNEL
1
FFA3
CTC
CHANNEL 2
FFA5
CTC
CHANNEL 3 FFA7
SIO DATA CHANNEL A FF8l
SIO DATA CHANNEL B FF83
SIO
CONTROL CHANNEL
A
FF85
SIO CONTROL CHANNEL B FF87
RETI
PORT FFEI
SWITCH BANK (SPEED)
FFCI
Zilog
34