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COPROCESSOR HARDWARE INTERFACE
FROM OTHER PERIPHERALS
ADSO#
r-
~>-
CKM
i387'"
OX
NPX
•
CLOCK
CLOCK
GENERATOR
GENERATOR
387CLK2
(OPTIONAL)
CLK2
386ClK2
ClK
.....
RESET
RESET IN
READY#
ADS#
WAIT STATE
-
GENERATOR
(OPTIONAL)
AND
OR
lOGIC
READYO#
t
i387'"
OX
MATH COPROCESSOR
HLDA
:.....-.
DIC#
-
RESET
lOCK#
:.....-.
~
READY#
BEO#-BE3#
--
i..-...-.....,
CLK2
--
BS16#
MIIO#
NPS1#
--
NA#
A31
NPS2
--
HOLD
A30-A3
--
J
--
INTR
A2
CMD#
1386'"
OX
--
NMI
WIR#
WIR#
ADS#
ADS# STEN
32
00-031
D~-D31
BUSY#
BUSY#
ERROR#
ERROR#
PEREQ
PEREQ
231732i5-1
Figure 5-1. InteI386'"
OX
CPU System with Intel387'M
OX
Math Coprocessor
5-3