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HP 13255 Manual page 4

Memory controller module
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13255
Processor (8085A-2) Module
1.0
INTRODUCTION.
13255-91249/02
REV FEB-14-82
The processor
(8085A-2)
aodule functions as the . . in controllin, unit
for the 2747F terminal.
It also contains the hardware to interface the
processor to the external keyboard.
The processor f.tch •• in.truction.
trom memory and performs
I/O operation. on other .odul.. attached to
the terllinal data bus (backplane ass.bly).
'l'b.
8085A-2 lIOdule has the
capability ot down loading code in a
RAM
based 2647F.
2.0
OPERATING PARAMETERS.
A summary of operating parameters tor the Proces.or (8085A-2) Modul. i.
contained in tables 1.0 through 6.7
Table 1.0 Physical Parameters
-===============================================================================
PART
1
I
Size
(L
x W
x
D)
I Weisht
NUMBER
1
NOMENCLATURE
1
+/-0.100 Inches
I
(Pounds)
==============1==============================1======================1=========
1
1
I
02640-60249
I
PROCESSOR (8085A-2)
I
12.5 x 4.0 x 0.5
I
0.5
I
I
I
I
I
I
I
1
1
==============================================================================
NUMBER OF BACKPLANE SLOTS REQUIRED:
1
================================================================================

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