Hitachi AP1 - Page 321

------------------------------------------------------------------------HMCS404AC
Table 17 1/0 Pin Circuit Type
Without pull-up MOS
With pull-up MOS
Applied
(NMOS open drain)
CMOS (C)
(A)
(8)
pins
~
input
~i"P"'
~i"P"'
data
data
V data
00 -03,
1/0
V write
'~"~
ee
common
~HLT
R30 -R33,
pins
HLT
R40 -R43,
HLT
~utPut
Rso -RS3
output
output
data
data
data
II>
c:
V"~_iU
Vee
"a.
R
60
-R
63
,
"E
Output
~ '",.
<II
pins
HLT
o1~HLT
R
70
-R
73
,
"0
~~HLT
R
so
-R
s3
c:
<II
ci)
output
output
~~:~ut data
data
Vee
Input
~
H~
pins
input
HLT input
R
90
-R
93
data
data
Without pull-down MOS
With pull-down MOS (E)
Applied pins
(PMOS open drain) (0)
Vee
~~HLT
kCJ=HLT
1/0
0-
output
o output
0
4
-0
15
,
data
data
common
R
IO
-R
13
,
pins
Vee
Rlo-R
n
HIT
input
Vdisp
HLT~ input
data
'--- data
II>
Vee
c:
Vee
"a.
~KJ=HLT
Gl
o-S3 ret: H L T
output
CI
output
!!l
Output
data
(5
data
> pins
Vee
R
oo
-R
o3
oJ::.
"~
:I:
Vdisp
Input
~input
~'"P"'
RAO,
data
data
pins
Vee
RA1
N
diSP
Vdisp
(Note)
In the stop mode, HLT signal is "0" and I/O pins are in high impedance state"
(to be continued)
319