Intel 386 Computer Hardware User Manual


 
LOCAL BUS CONTROL
PLD
DESCRIPTIONS
test-veeton
([clk2,clk,iord,lowr,eprd,inta,recvl
;
[timedlyl);
[c,h,h,h,h,h,hl
[c,h,h,h,h,h,hl
[c,h,h,h,h,h,hl
[c,h,h,h,h,h,hl
;
[h
I ;
;
[h
I;
[h
I ;
[h
I;
[c,h,l,h,h,h,hl
;
[hi;
[c,h,l,h,h,h,hl
;
[hi;
[c,h,l,h,h,h,hl;
[hi;
[c,h,l,h,h,h,hl
;
[hi;
[c,h,h,h,h,h,hl
;
[hi;
[c,h,l,h,h,h,hl
"
[hi;
[c,h,l,h,h,h,hl
"
[hi;
[c,h,l,h,h,h,hl
"
[hi;
[e,h,l,h,h,h,h]
~
[11;
[c,h,h,h,h,h,11
"
[hi;
[c,h,h,l,h,h,hl
"
[hi;
[c,h,h,l,h,h,hl
"
[hi;
[c,h,h,l,h,h,hl
"
[hi;
[c,h,h,l,h,h,hl
"
[II;
[c,h,h,h,h,h,hl
"
[hi;
[c,h,h,h,l,h,hl
[hi;
[c,h,h,h,l,h,hl
[hi;
[c,h,h,h,l,h,hl
[II;
[c,h,h,h,h,h,hl
[hi;
..
i
dIe
" I
die
" I
die
II
i
dIe
"10
read
Ilia
read
Ilia
read
"ia
read
" I
die
"Interrupt
acknowledge
"interrupt
acknowledge
"interrupt
acknowledge
"Interrupt
acknowledge
" I
die
..
i 0
\Pol
r i t e
Ilia
write
II
i 0
\PI
r i t e
..
i 0
\PI
r i t e
..
i
dIe
lIeprom
read
"eprol!!
read
lIeprom
read
"Idle
test-vecton
([clk2,clk,ods,readyl
"
[buscyc,plpecycll
[c,l,h,hl
"
[x,hl;
[c,h,h,11
[x,hl;
[c,l,h,hl
"
[h,hl;
[c,h,l,hl
"
[I,hl;
[ c , I , h
,II
"
[I
,
hi
;
[c,h,h,11
[h,hl;
[c,I,I,hl"
[h,hl;
[c,h,l,hl
"
[I,hl;
[ c , I , h , I I "
[I,
hi;
[c,h,I,I]
"
[h,ll;
[ c , I , I
,hi
[ h ,
II
;
[c,h,h,h]
[I,hl;
[c,h,h,ll"
[h,hl;
[ c , I , h ,
h]
"
[h,
hi
;
[c,h,l,hl"
[I,hl;
[ c , I , I ,
hi"
[I,
hi;
[c,h,h,hl
"
[I,h];
[c,l,h,hl"
[I,hl;
[c',h,h,h]
"
[I,hl;
[ c , 1 I h ,
c]
-+
[1
J h ] i
[c,h,h,l]
"
[h,hl;
[c,l,h,hl
"
[h,hl;
"Idle-busy-idle
"idle-bu.y-pipe-busy
"Idle-busy-busy-idle
end
lopal2;
Figure A-2. IOPLD2 Equations (Contd.)
A-a