System Layout; System Block Diagram - Zenith Z-100 Reference Manual

Page 3.2
System Input/Output

System Layout

Figure 3.1 shows the overall block diagram of the system.
F LOPPY D I S K
DRIVE(S)
F LOPPY D I S K
C ONTROLL E R
SYSTEM
MEMORY
OPTIONAL
CARDS
I
INTERNA L
MONITO R
M 0 N 0 C H R 0 M E)
POWER
SI/PPLY
S YS TE M I/O B U S
VIDEO/ P ARAL L E L
GRAPHICS I N T E R F A C E
3
EXTERNAL
P AR A L L E L
MONITOR
(RGB OR
DEVICE
M ON O C H R O M E )
Figure 3.1. System Block Diagram
W INCHEST E R
DRIVE
WINCHES TE R
DRIVE
CONTROLLER
CPU
SERIAL
(RS-232)
INTERFACE
(
I
K EYBOAR D
SERIAL
DEVICE