12.- or..13-

:52

., FROM

., } OSC/RESET

l

@I

CALEN 82385 CLCK2

I CLK2

CIRCUIT

TO

 

CACHE

4

 

2

 

2

CT/R#RESET

CSO-CS3#ADS#

COEA#. COEB# . NA#

CWEAII. CWEB# LOCK#

RESET

AOS# 1386'·DX CPU

NA#

LOCK#

'~

ex>

-----t

-

M/IO#. O/CI/. W/R#

BEO#- BO#

A2-A31

BHOLOREAOYl#

BHLOAREAOYO#

WBSBROYEN#

FLUSHBREAOY#

MISS#BACP -

BLOCK#BAOEII -

BNA#LOSTB-

BAOS#OOE#

BBEOH - BBE3# BTlR#

3

4

30

32

I

M/IO#. O/C#. W/R#

BEO#- BE3#

A2-A31

00-031

REAOY#

OTHER

16 DXCPU

.B READY

n

~

:::J:

m

en c

OJ

~m

s:

en

~ CAB

£..:: OE#

OIR

SBA

CBA

A S~B+ l!: CP'o l!: CP 0

OEI/OE#

4x6464x374374

BOO

4

=

32 BOO-B031

30 BA2-B031

BM/IOI/.

 

3 BO/CH.

BW/RI/

BREAD'

 

823B5 LOCAL BUS

 

231732i7-12

Figure 7-12. Intel386™ OX Microprocessor/82385 Interface

Page 142
Image 142
Intel manual Intel386 OX Microprocessor/82385 Interface