Table of Contents
Advertisement
CPU
Zilog
CPU
1.2.
Serial and Parallel I/O
Eight serial ports and one parallel printer port are
imple-
mented
on
the
board
using
four
Zilog
Z808
Serial
Input/Output(SIO)
chips
and
a
single
Z808
Parallel
Input/Output (PIO)
chip.
The eight asynchronous/full-duplex
serial channels receive and
transmit
serial
dat'a.
These
channels
support up to eight users, with channell reserved
for the console, and are RS232C compatible.
1-2
Zi10g
1-2
Advertisement
Table of Contents
