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IBM 5150 Hardware Reference Manual

IBM 5150
393 pages
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Parallel Printer Adapter Block Diagram
25
PIN
"0"
SHE
LL
BUS
BUFFER
DATA
LATCH
CONNECTOR
r--
8 8
~
...
,..
ENABLE
~
CLOCK
I-
TRANS-
8
~
CEIVER
r
DIR
obJ
C
READ
~O
E
DATA
AEN
M
C
WRITE
DATA
M
a
WRITE
CONTROL
A
0
READ
STATUS
N
E
READ
R
~ONTROL
D
BUS
CONTROL
o.c.
BUFFERS
DRIVERS
~
SLCT
IN
4
ENABLE
~
4
CLOCK
f---t
~,..
STROBE
AUTO
FO
XT
5
INIT
ENABLE
f-+
,....
CLR
I-
ERROR
SLCT
PE
ACK
RESET
BUSY
Figure
16.
PARALLEL
PRINTER
ADAPTER
BLOCK
DIAGRAM
2-66

Table of Contents

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IBM 5150 Specifications

General IconGeneral
ProcessorIntel 8088
Clock Speed4.77 MHz
RAM16 KB - 256 KB
ManufacturerIBM
Model5150
Release Year1981
Storage5.25-inch floppy drives
GraphicsMDA or CGA
Operating SystemIBM PC DOS
PortsCassette, keyboard
Expansion Slots5

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